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WO2009146483A1 - A container for holding pesticide - Google Patents

A container for holding pesticide Download PDF

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Publication number
WO2009146483A1
WO2009146483A1 PCT/AU2009/000669 AU2009000669W WO2009146483A1 WO 2009146483 A1 WO2009146483 A1 WO 2009146483A1 AU 2009000669 W AU2009000669 W AU 2009000669W WO 2009146483 A1 WO2009146483 A1 WO 2009146483A1
Authority
WO
WIPO (PCT)
Prior art keywords
container
lid
container according
walls
pesticide
Prior art date
Application number
PCT/AU2009/000669
Other languages
French (fr)
Inventor
Grant R Pavy
Original Assignee
Grant R Pavy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2008902889A external-priority patent/AU2008902889A0/en
Application filed by Grant R Pavy filed Critical Grant R Pavy
Publication of WO2009146483A1 publication Critical patent/WO2009146483A1/en

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01MCATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M1/00Stationary means for catching or killing insects
    • A01M1/20Poisoning, narcotising, or burning insects
    • A01M1/2005Poisoning insects using bait stations
    • A01M1/2011Poisoning insects using bait stations for crawling insects

Definitions

  • the present invention relates to a container for holding pesticide.
  • One method of providing pest control is to position containers holding pesticide in and around areas to be protected from pests.
  • the pesticide typically contains an attractant to draw the pests to the pesticide which they may pick up and carry back to their colony or nest.
  • There are numerous advantages to using pesticide holding containers including the safe and contained application of pesticides in and around buildings, with the ability to easily reapply the pesticide by periodically refilling the containers.
  • bait containers are made for specific useL_either__outs_ide_pr inside of buildings. If made, for outside use they are generally quite large and expensive and unsuitable for use inside. If made for inside use they are generally unsuitable for outside use due to small bait capacity or very flimsy material construction. Further complications arise where the containers need to be installed inside equipment such as dishwasher or refrigerator motor cabinets. This has meant that the pest controller has had to stock different containers for different applications. Many different types of pesticide holding containers are currently employed in pest control. Some of these are disposable or "once only" use containers which create waste and additional expense to the user. Another problem with some pesticide holding containers is that they tend to be inadvertently knocked or bumped.
  • a container for holding pesticide comprising: a substantially planar wall for attaching to a surface and an arcuate wall, the walls defining a space therebetween for holding the pesticide; a base extending between the walls and a lid for enclosing the space between the walls; and _at_leas.t_one__aper_ture in_the—container for_ enabling ingress and egress of pests to the space in which the pesticide is held.
  • the lid may be movable between an open position and a closed position where the space is enclosed.
  • the container may be formed as a single unit.
  • the container may be unitarily molded, preferably from a plastic material such as PVC, polypropylene, polyurethane or any other suitable material .
  • the container may be used to hold liquid, gel, paste or solid (granular) pesticide.
  • the container may be transparent or translucent.
  • the substantially planar wall may be approximately rectangular in cross section.
  • the arcuate wall may have a radius of curvature of 22mm-40mm, preferably 23mm-25mm.
  • the maximum distance between the outer surface of the substantially planar wall and the outer surface of the arcuate wall may be 12mm-17 ⁇ tm, preferably 13mm-15mm.
  • the sides of the arcuate wall may connect to opposing sides of the planar wall. This may or may not be via spacing portions.
  • the spacing portions may have a maximum width of no more than 10mm, preferably no more than 6mm.
  • the container may comprise at least one, preferably a plurality of, grooves formed in the planar wall for securing the container to the surface.
  • the groove (s) may receive adhesive to secure the container to the surface.
  • the groove (s) generally increase the effective surface area of the planar wall which is contacted by adhesive.
  • the groove (s) generally also increase the strength of the joint between the container and the surface which the planar wall butts against.
  • Each groove may have a width which increases from the outer surface of the planar wall into the wall.
  • each groove may have a substantially constant width across its depth.
  • Each groove may have one or two side recesses.
  • the side recesses may be formed by the increasing width of each groove across its depth.
  • the side recesses may be formed as indentations in each groove.
  • the side recesses of each groove are for receiving adhesive, preferably to further strengthen the joint between the container and the surface which the planar wall attaches to.
  • the width of each groove may increase from one end of the planar wall to the other.
  • each groove may increase from the end of the planar wall where the lid is located to the end where the base is located.
  • the container may comprise more than one aperture for the ingress and egress of pests.
  • the multiple apertures may be of different sizes and/or shapes . - A -
  • Each aperture may be occluded by a perforated knock out portion.
  • Each perforated knock out portion may be selectively removed by a user to open up one or more apertures as desired. This may include selectively opening differently sized apertures depending on the type and species of pest being targeted using the container.
  • the at least one aperture may be formed in the lid of the container. In another arrangement, the at least one aperture may be formed in the arcuate wall .
  • the container may also comprise at least one ramp for assisting the egress of pests from the space.
  • the at least one ramp may be formed on the lid.
  • the at least one ramp may be formed proximate to one of the apertures .
  • the at least one ramp may be formed whereby when the lid is closed each ramp extends between one of the apertures and the inner surface of the substantially planar wall.
  • the at least one ramp may provide a path out of the space in the container which does not require pests to travel horizontally and upside down.
  • the container may also comprise a flange projecting from an inner surface of the lid, which may be shaped to have a tight fit with the inner surfaces of the planar and arcuate walls.
  • the flange may provide a seal around the edge of the planar and arcuate walls.
  • the at least one ramp for assisting egress of pests may cut into the flange.
  • the flange may have a stub projecting away from the flange and the inner surface of the lid.
  • the stub may be arranged to engage the inner surface of the planar wall when the lid is closed.
  • the stub may have an indent in its outer edge to aid in the container being released from the mold in which it is formed.
  • the container may further comprise a lip formed on an outer surface of the lid.
  • the lip may be used to provide a prop against which an attractant may be placed to lure pests towards the container and the pesticide held therein.
  • the lid may be connected to one of the walls, preferably to the arcuate wall.
  • the lid may be connected to one of the walls by a hinge connection.
  • the hinge connection may comprise a spring action hinge.
  • a spring action hinge may be referred to in the art as a "spring action living hinge” .
  • the spring action hinge may extend between the lid and the outer surface of the arcuate wall.
  • the hinge connection may comprise a living hinge and straps, the straps may be located either side of the living hinge.
  • the straps may be under tension when the lid is approximately- halfway-open.
  • the straps may provide the lid with a "spring action" opening and closing mechanism.
  • the straps may bias the lid towards the open position until an applied rotational force on the lid towards the closed position moves the lid past a point of rotation where the straps then bias the lid towards the closed position.
  • the straps may extend between the outer surface of the arcuate wall and the lip formed on the outer surface of the lid.
  • the container may comprise indentations on the lip and outer surface of the arcuate wall for accommodating the straps when the lid is in the closed position.
  • the lid may be provided with a tab extending from the lid for aiding in the opening of the lid.
  • the tab may extend from the lid beyond the outer surface arcuate wall.
  • the lid may be opened by applying a force to the tab away from the walls.
  • the container may comprise corresponding projections formed on the lid and the arcuate wall.
  • the corresponding projections may abutt one another when the lid is in the closed position.
  • the corresponding projections may extend beyond the outer surface of the arcuate wall.
  • the corresponding projections may have substantially similar cross -sections.
  • the corresponding projections may have corresponding apertures formed therein which generally align when the lid is closed.
  • a fastener may be passed through the corresponding apertures to secure the lid in the closed position.
  • the fastener may comprise a cable tie for example.
  • the container may also comprise a backing plate, fastenable ⁇ to—the—surface-.and ⁇ to-.which ⁇ the ⁇ ⁇ ubs.tanti ⁇ lly planar wall may be connected.
  • the backing plate may be fastened to the surface using any suitable fastener such as adhesive, adhesive tape, screws, bolts, pins or nails.
  • the backing plate may comprise a coupling portion for coupling with a corresponding coupling portion on the substantially planar wall to connect the planar wall to the plate.
  • the backing plate may comprise a first face having at least one, preferably a plurality of projections extending therefrom.
  • the projections from the first face may correspond to the grooves in the substantially planar wall and may be arranged to be received in the grooves.
  • the projections comprise the coupling portion of the backing plate and the grooves comprise the coupling portion on the substantially planar wall.
  • the backing plate and substantially planar wall may be provided with any other suitable coupling portions which enable the planar wall to connect to the backing plate.
  • the coupling portion of the backing plate may comprise a slot for receiving the coupling portion on the planar wall in the form of a hook.
  • the backing plate may comprise a second face opposing the first face, the second face for abutting the surface.
  • the second face of the backing plate may have ridges formed thereon for enabling alignment of adhesive or adhesive tape with the second face of the backing plate.
  • a container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; -a—ilid—for—enclosing—the_space_-between__the_walls ⁇ ;_ and at least one aperture in the container for enabling ingress and egress of pests to the space, wherein one of the walls has at least one groove formed therein for receiving adhesive to secure the container to a surface.
  • One of the walls may be a substantially planar wall for attaching to a surface.
  • Another of the walls may be an arcuate wall.
  • the space may be defined between the planar wall and the arcuate wall.
  • the at least one groove may be formed in the substantially planar wall.
  • a container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; a lid for enclosing the space between the walls; at least one aperture in the container for enabling ingress and egress of pests to the space; and a backing plate, fastenable to the surface and to which the one of the walls may be connected.
  • Figures 1 to 5 are perspective, top, side and rear views of a container for holding pesticide according to an embodiment of the present invention.
  • Figures 6 to 10 are perspective, front, rear and top views of a backing plate for the container of Figure 1. -
  • a container 10 for holding pesticide comprises first and second walls 11, 12 defining a space 13 therebetween for holding the pesticide, a base 14 extending between the walls 11, 12 and a lid 15 for enclosing the space 13 between the walls 11, 12.
  • the lid 15 is shown in the Figures in an open position, but is moveable from this position to a closed position where the space 13 is enclosed.
  • Apertures 16 are provided in the container 10 to enable ingress and egress of pests to the space 13 in which the pesticide is held, even when the lid 15 is in the closed position.
  • the lid 15 of the container 10 may be opened to provide access to the space 13 between the walls 11, 12 and thereby enable the container 10 to be filled and refilled with pesticide.
  • the container 10 is preferably unitarily molded from a plastic material such as PVC, polypropylene or polyurethane and may be used to hold liquid, gel, paste or solid (granular) pesticide.
  • the container 10 is preferably transparent or translucent so as to enable the level of pesticide in the space 13 to be readily viewed from outside the container. Thus, it can be easily seen when the container 10 requires refilling with pesticide.
  • the first wall 11 is a substantially planar wall for attaching to a surface.
  • the substantially planar wall 11 may abutt a surface such as a building wall or floor for example.
  • the second wall 12 is an arcuate wall which has a radius of curvature of 22mm-40mm.
  • the maximum distance between the outer surface of the substantially planar wall 11 and the outer surface of the arcuate wall 12 is approximately 13mm- 15mm.
  • the sides of the arcuate wall 12 connect to opposing sides of the planar wall 11. This may or may not be via the small spacing portions 17 as shown in the Figures.
  • the spacing portions 17 have a maximum width of no more than 6mm to 10mm.
  • the shape of the arcuate wall 12 and its spacing from the planar wall 11 mitigates against the container 10 being inadvertently knocked or bumped.
  • the container 10 is thin, in particular with respect to conventional pesticide holding containers, the container 10 according to embodiments of the present invention does not protrude significantly from the surface against which the planar wall 11 abuts.
  • the arcuate wall 12 serves to deflect any impacts to the container 10 because it enables the container 10 to outwardly present a shallow convex surface. Any inadvertent knocks or bumps to the container 10 tend to be glanced or deflected off this shallow convex surface, thereby reducing the chance of the container 10 being moved, damaged or lost.
  • the container 10 also comprises a plurality of grooves 18.
  • the grooves 18 are formed in the planar wall 11 and are for securing the container to the surface.
  • the grooves 18 may receive adhesive so that when the substantially planar wall 11 abutts against a surface, the adhesive in the grooves secures the container 10 to that surface.
  • the grooves 18 increase the effective surface area of the planar wall 11 which is contacted by adhesive, thus strengthening the joining of the wall 11 to a surface as compared to if the grooves were not present.
  • the grooves 18 have a width which increases from the outer surface of the planar wall 11 into the wall 11. This results in each groove 18 having side recesses 19.
  • the adhesive received in the grooves 18 fills in these side recesses 19 which increases the strength of the joint between the container 10 and the surface which the planar wall 11 abuts against by enabling the adhesive to "key" into the groove.
  • the side recesses 19 may be formed in any other suitable shape. For example, they may be formed as indentations in grooves, the grooves being of generally constant width across their depth.
  • the width of the grooves 18 increases from one end of the planar wall 11 to the other, specifically between the end where the lid 15 is located and the end where the base 14 is located. This enables the container 10 to be readily released from a mold when formed by plastic injection molding.
  • the apertures 16 are occluded by perforated knock out portions 20.
  • the container 10 is provided with apertures 16 of differing sizes. The perforated knock out portions 20 can be selectively removed by a user to open up one or more apertures 16 as desired.
  • the differently sized apertures may be chosen depending on the type and species of pest being targeted using the container 10.
  • one or both small circular apertures may be opened by removing their respective perforated knock out portions whereas for cockroaches, the larger rectangular aperture may be opened by removing its perforated knock out portion.
  • this enables the container 10 to be readily adapted for use in targeting different pests by the pest controller without the pest controller needing to use different types of containers. It is to be understood, of course, that the container 10 may be provided with more or less apertures than in the embodiment shown in the Figures including apertures of different shapes and sizes.
  • the apertures 16 are shown formed in the lid 15 of the container 10. As the container 10 is most typically installed standing on its base 14 with the lid
  • the apertures could be formed in either the first or second walls 11, 12, in particular the arcuate wall 12. Such an embodiment may be particularly useful where the container 10 is installed with the planar wall 11 lying against the ground or floor of a building.
  • the container 10 also comprises ramps 21 for assisting the egress of pests from the space 13.
  • the ramps 21 are formed on the lid 15, proximate to at least some of the apertures 16, specifically the smaller circular apertures because it is smaller pests such as ants which typically may need such assistance rather than larger pests such as cockroaches.
  • the ramps 21 are formed whereby when the lid 15 is closed each ramp 21 extends between one of the apertures 16 and the inner surface of the substantially planar wall 11. The ramps 21 thereby provide a path out of the space 13 in the container 10 669
  • the container 10 also comprises a flange 25 projecting from an inner surface 26 of the lid 15.
  • the flange 25 is shaped to have a tight fit with the inner surfaces of the walls 11, 12 and hence provide a seal around the edge of the walls 11, 12. This seal between the flange 25 and the walls 11, 12 assists in minimizing any undesired loss of pesticide from the container 10.
  • the flange 25 has a stub 60 projecting away from the flange 25 and the inner surface 26 of the lid 15.
  • the stub 60 is arranged to engage the inner surface of the planar wall 11 when the lid 15 is closed. The engagement of the stub 60 with the inner surface of the planar wall 11 helps retain the lid 16 in the closed position by providing an area of increased frictional contact between the lid 15 and the planar wall 11.
  • the stub 60 has an indent 61 in its outer edge.
  • the purpose of this indent 61 is to aid in the container 10 being released from the mold in which it is formed, in particular where the container 10 is formed by injection molding.
  • the container 10 further comprises a lip 27 formed on an outer surface 28 of the lid 15.
  • the lip 27 may be used to provide a prop against which an attractant may be placed to lure pests towards the container 10 and the pesticide held therein. In other applications of the container 10, an attractant may be mixed through the pesticide.
  • the lip 27 also provides a mechanical function for the container 10 which will be described below.
  • the lid 15 is connected to the walls 11, 12, specifically to the arcuate wall 12 by a hinge connection 30.
  • the hinge connection 30 also facilitates and guides opening and closing of the lid 15.
  • the hinge connection 30 comprises a living hinge 31.
  • the hinge connection 30 also comprises straps 32, located either side of the living hinge 31.
  • the straps 32 are under tension when the lid is approximately halfway open and hence provide the lid 15 with a "spring action" opening and closing mechanism. In other words, the straps 32 bias the lid 15 towards the open position until an applied rotational force on the lid 15 towards the closed position moves the lid 15 past a point of rotation where the straps 32 then bias the lid 15 towards the closed position.
  • the straps 32 extend between the outer surface of the arcuate wall 12 and the lip 27 formed on the outer surface 28 of the lid 15.
  • Indentations 33 are provided respectively on the lip 27 and outer surface of the arcuate wall 12 for accommodating the straps 32 when the lid 15 is in the closed position (see in particular Figure
  • the "spring action" provided by the hinge connection 30 for the opening and closing of the lid 15 advantageously enables the lid 15 to be held open of itself. By biasing the lid 15 towards the open position when the lid 15 is in the open position, the lid 15 remains open of itself and does not need to be held there by a user. This is particularly advantageous when refilling the container with pesticide as the container 10 may often be positioned in a tight and hard to reach space where it may be difficult to simultaneously hold the lid open and refill the container with pesticide.
  • the lid 15 is also provided with a tab 34 extending from the lid 15 and for aiding in the opening of the lid 15.
  • the tab 34 extends from the lid 15 beyond the outer surface of the arcuate wall 12. The lid 15 can thus be opened by applying a force to the tab 34 away from the walls 11, 12.
  • the container 10 also comprises corresponding projections 40, 41 formed on the lid 15 and the arcuate wall 12.
  • the corresponding projections 40, 41 extend beyond the outer surface of the arcuate wall 12 and generally have similar cross-sectional shapes.
  • the corresponding projections 40, 41 have corresponding apertures 42, 43 formed therein which generally align when the lid 15 is closed.
  • a fastener such as a cable tie for example, may be passed through the apertures 42, 43 to secure the lid 15 in the closed position.
  • the fastener can be removed from the apertures 42, 43, for example by cutting the cable tie. Referring now to Figures 8 to 13, a backing plate
  • the backing plate 50 which is fastenable to the surface and to which the substantially planar wall 11 may be connected is shown.
  • the backing plate 50 may be fastened to a surface using any suitable fastener such as adhesive, adhesive tape, screws, bolts or nails for example.
  • the backing plate 50 comprises a first face 51 and an opposing second face 52.
  • the first face 51 has coupling portions in the form of projections 53 extending therefrom which may couple with coupling portions on the substantially planar wall 11 which are in the form of the grooves 18 in the substantially planar wall 11 described above. In essence, the projections 53 may be received in the grooves 18. By doing so, an interlocking connection is formed between the plate 50 and the planar wall 11 is formed.
  • any other suitable coupling may be provided to enable the planar wall 11 to connect to the backing plate 50.
  • the backing plate may comprise a coupling portion in the form of a slot for receiving the coupling portion on the planar wall in the form of a hook.
  • the second face 52 of the backing plate 50 in use, abuts the surface when the backing plate is fastened thereto.
  • the second face 52 of the backing plate may or may not have ridges 54 (as shown in the Figures) formed thereon for enabling alignment of adhesive or adhesive tape with the second face 52 of the backing plate 50 so that the adhesive or adhesive tape does not extend past the edges of the second face 52 and thereby create a mess.
  • the backing plate 50 enables semi -permanent fixing of the container 10 to the surface by enabling the substantially planar wall 11 to be readily disconnected from the backing plate 50, whilst the backing plate 50 remains fastened to the surface.
  • the container 10 may be appropriately secured to the surface when being used for pest control, but can also be quickly and easily removed therefrom to facilitate and refilling of the container 10.
  • the container 10 may not necessarily include the backing plate and the planar wall 11 may be connected directly to the surface, ie. butts up against the surface.
  • a further advantage of the container 10 described above is that it may be readily used in pest control applications inside and outside of buildings.
  • the container 10 is particularly suitable for internal use due to its slim and unobtrusive design, but may also be used external to buildings because of its pesticide holding capacity and strength. Hence, a pest controller need only stock the container 10 according to embodiments of the present invention and can thus avoid the problems *such as stock control and storage) associated with requiring different containers for different applications.

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  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Catching Or Destruction (AREA)

Abstract

A container for holding pesticide, the container comprising: a substantially planar wall for attaching to a surface and an arcuate wall, the walls defining a space therebetween for holding the pesticide; a base extending between the walls and a lid for enclosing the space between the walls; and at least one aperture in the container for enabling ingress and egress of pests to the space in which the pesticide is held.

Description

A CONTAINER FOR HOLDING PESTICIDE
Field of the Invention
The present invention relates to a container for holding pesticide.
Background of the Invention
One method of providing pest control, specifically in relation to ants and cockroaches, is to position containers holding pesticide in and around areas to be protected from pests. The pesticide typically contains an attractant to draw the pests to the pesticide which they may pick up and carry back to their colony or nest. There are numerous advantages to using pesticide holding containers including the safe and contained application of pesticides in and around buildings, with the ability to easily reapply the pesticide by periodically refilling the containers.
Generally, bait containers are made for specific useL_either__outs_ide_pr inside of buildings. If made, for outside use they are generally quite large and expensive and unsuitable for use inside. If made for inside use they are generally unsuitable for outside use due to small bait capacity or very flimsy material construction. Further complications arise where the containers need to be installed inside equipment such as dishwasher or refrigerator motor cabinets. This has meant that the pest controller has had to stock different containers for different applications. Many different types of pesticide holding containers are currently employed in pest control. Some of these are disposable or "once only" use containers which create waste and additional expense to the user. Another problem with some pesticide holding containers is that they tend to be inadvertently knocked or bumped. This may cause them to be moved away from their original position and in some situations damaged or lost. This can compromise the protection provided against pests by the containers, which may not be noticed for some time until a periodic check of the containers is made. In addition this may contravene regulations and/or codes of practice which require the containers to be fixed to a surface. Furthermore, there are increased costs for the user resulting from the lost and/or damaged containers and potential chemical hazard issues arising from the pesticide leaking from the knocked containers .
Summary of the Invention
According to a first aspect of the present invention, there is provided a container for holding pesticide, the container comprising: a substantially planar wall for attaching to a surface and an arcuate wall, the walls defining a space therebetween for holding the pesticide; a base extending between the walls and a lid for enclosing the space between the walls; and _at_leas.t_one__aper_ture in_the—container for_ enabling ingress and egress of pests to the space in which the pesticide is held.
The lid may be movable between an open position and a closed position where the space is enclosed. The container may be formed as a single unit.
The container may be unitarily molded, preferably from a plastic material such as PVC, polypropylene, polyurethane or any other suitable material .
The container may be used to hold liquid, gel, paste or solid (granular) pesticide.
The container may be transparent or translucent.
The substantially planar wall may be approximately rectangular in cross section.
The arcuate wall may have a radius of curvature of 22mm-40mm, preferably 23mm-25mm.
The maximum distance between the outer surface of the substantially planar wall and the outer surface of the arcuate wall may be 12mm-17πtm, preferably 13mm-15mm.
The sides of the arcuate wall may connect to opposing sides of the planar wall. This may or may not be via spacing portions. The spacing portions may have a maximum width of no more than 10mm, preferably no more than 6mm.
The container may comprise at least one, preferably a plurality of, grooves formed in the planar wall for securing the container to the surface. The groove (s) may receive adhesive to secure the container to the surface. The groove (s) generally increase the effective surface area of the planar wall which is contacted by adhesive. The groove (s) generally also increase the strength of the joint between the container and the surface which the planar wall butts against.
Each groove may have a width which increases from the outer surface of the planar wall into the wall.
In another arrangement, each groove may have a substantially constant width across its depth. Each groove may have one or two side recesses.
The side recesses may be formed by the increasing width of each groove across its depth.
The side recesses may be formed as indentations in each groove. The side recesses of each groove are for receiving adhesive, preferably to further strengthen the joint between the container and the surface which the planar wall attaches to.
The width of each groove may increase from one end of the planar wall to the other.
The width of each groove may increase from the end of the planar wall where the lid is located to the end where the base is located.
The container may comprise more than one aperture for the ingress and egress of pests.
The multiple apertures may be of different sizes and/or shapes . - A -
Each aperture may be occluded by a perforated knock out portion.
Each perforated knock out portion may be selectively removed by a user to open up one or more apertures as desired. This may include selectively opening differently sized apertures depending on the type and species of pest being targeted using the container.
The at least one aperture may be formed in the lid of the container. In another arrangement, the at least one aperture may be formed in the arcuate wall .
The container may also comprise at least one ramp for assisting the egress of pests from the space.
The at least one ramp may be formed on the lid. The at least one ramp may be formed proximate to one of the apertures .
The at least one ramp may be formed whereby when the lid is closed each ramp extends between one of the apertures and the inner surface of the substantially planar wall.
The at least one ramp may provide a path out of the space in the container which does not require pests to travel horizontally and upside down.
The container may also comprise a flange projecting from an inner surface of the lid, which may be shaped to have a tight fit with the inner surfaces of the planar and arcuate walls.
The flange may provide a seal around the edge of the planar and arcuate walls. The at least one ramp for assisting egress of pests may cut into the flange.
The flange may have a stub projecting away from the flange and the inner surface of the lid.
The stub may be arranged to engage the inner surface of the planar wall when the lid is closed.
The stub may have an indent in its outer edge to aid in the container being released from the mold in which it is formed.
The container may further comprise a lip formed on an outer surface of the lid.
The lip may be used to provide a prop against which an attractant may be placed to lure pests towards the container and the pesticide held therein.
The lid may be connected to one of the walls, preferably to the arcuate wall.
The lid may be connected to one of the walls by a hinge connection.
The hinge connection may comprise a spring action hinge. Such a spring action hinge may be referred to in the art as a "spring action living hinge" .
The spring action hinge may extend between the lid and the outer surface of the arcuate wall.
The hinge connection may comprise a living hinge and straps, the straps may be located either side of the living hinge.
The straps may be under tension when the lid is approximately- halfway-open.
The straps may provide the lid with a "spring action" opening and closing mechanism.
The straps may bias the lid towards the open position until an applied rotational force on the lid towards the closed position moves the lid past a point of rotation where the straps then bias the lid towards the closed position.
The straps may extend between the outer surface of the arcuate wall and the lip formed on the outer surface of the lid.
The container may comprise indentations on the lip and outer surface of the arcuate wall for accommodating the straps when the lid is in the closed position. The lid may be provided with a tab extending from the lid for aiding in the opening of the lid.
The tab may extend from the lid beyond the outer surface arcuate wall.
The lid may be opened by applying a force to the tab away from the walls.
The container may comprise corresponding projections formed on the lid and the arcuate wall.
The corresponding projections may abutt one another when the lid is in the closed position.
The corresponding projections may extend beyond the outer surface of the arcuate wall. The corresponding projections may have substantially similar cross -sections.
The corresponding projections may have corresponding apertures formed therein which generally align when the lid is closed. A fastener may be passed through the corresponding apertures to secure the lid in the closed position. The fastener may comprise a cable tie for example.
The container may also comprise a backing plate, fastenable~to—the—surface-.and^to-.which^the^^ubs.tanti^lly planar wall may be connected.
The backing plate may be fastened to the surface using any suitable fastener such as adhesive, adhesive tape, screws, bolts, pins or nails. The backing plate may comprise a coupling portion for coupling with a corresponding coupling portion on the substantially planar wall to connect the planar wall to the plate.
The backing plate may comprise a first face having at least one, preferably a plurality of projections extending therefrom.
The projections from the first face may correspond to the grooves in the substantially planar wall and may be arranged to be received in the grooves. In this embodiment, the projections comprise the coupling portion of the backing plate and the grooves comprise the coupling portion on the substantially planar wall. The backing plate and substantially planar wall may be provided with any other suitable coupling portions which enable the planar wall to connect to the backing plate. For example, the coupling portion of the backing plate may comprise a slot for receiving the coupling portion on the planar wall in the form of a hook.
The backing plate may comprise a second face opposing the first face, the second face for abutting the surface. The second face of the backing plate may have ridges formed thereon for enabling alignment of adhesive or adhesive tape with the second face of the backing plate.
According to a second aspect of the present invention, there is provided a container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; -a—ilid—for—enclosing—the_space_-between__the_wallsι;_ and at least one aperture in the container for enabling ingress and egress of pests to the space, wherein one of the walls has at least one groove formed therein for receiving adhesive to secure the container to a surface.
One of the walls may be a substantially planar wall for attaching to a surface.
Another of the walls may be an arcuate wall. The space may be defined between the planar wall and the arcuate wall.
The at least one groove may be formed in the substantially planar wall.
According to a third aspect of the present invention, there is provided a container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; a lid for enclosing the space between the walls; at least one aperture in the container for enabling ingress and egress of pests to the space; and a backing plate, fastenable to the surface and to which the one of the walls may be connected.
Brief Description of the Drawings
Embodiments of the present invention will now be described, by way of example only, with reference to the accompanying drawings, in which:
Figures 1 to 5 are perspective, top, side and rear views of a container for holding pesticide according to an embodiment of the present invention; and
Figures 6 to 10 are perspective, front, rear and top views of a backing plate for the container of Figure 1. -
Detailed Description of Embodiments
Referring to the Figures, a container 10 for holding pesticide is shown. The container comprises first and second walls 11, 12 defining a space 13 therebetween for holding the pesticide, a base 14 extending between the walls 11, 12 and a lid 15 for enclosing the space 13 between the walls 11, 12. The lid 15 is shown in the Figures in an open position, but is moveable from this position to a closed position where the space 13 is enclosed. Apertures 16 are provided in the container 10 to enable ingress and egress of pests to the space 13 in which the pesticide is held, even when the lid 15 is in the closed position. The lid 15 of the container 10 may be opened to provide access to the space 13 between the walls 11, 12 and thereby enable the container 10 to be filled and refilled with pesticide.
The container 10 is preferably unitarily molded from a plastic material such as PVC, polypropylene or polyurethane and may be used to hold liquid, gel, paste or solid (granular) pesticide. The container 10 is preferably transparent or translucent so as to enable the level of pesticide in the space 13 to be readily viewed from outside the container. Thus, it can be easily seen when the container 10 requires refilling with pesticide.
The first wall 11 is a substantially planar wall for attaching to a surface. Hence, when the container 10 is installed by a pest controller, the substantially planar wall 11 may abutt a surface such as a building wall or floor for example. The second wall 12 is an arcuate wall which has a radius of curvature of 22mm-40mm. Notably, also, the maximum distance between the outer surface of the substantially planar wall 11 and the outer surface of the arcuate wall 12 is approximately 13mm- 15mm. The sides of the arcuate wall 12 connect to opposing sides of the planar wall 11. This may or may not be via the small spacing portions 17 as shown in the Figures. The spacing portions 17 have a maximum width of no more than 6mm to 10mm.
Advantageously, the shape of the arcuate wall 12 and its spacing from the planar wall 11 mitigates against the container 10 being inadvertently knocked or bumped. Firstly, because the container 10 is thin, in particular with respect to conventional pesticide holding containers, the container 10 according to embodiments of the present invention does not protrude significantly from the surface against which the planar wall 11 abuts. Additionally, the arcuate wall 12 serves to deflect any impacts to the container 10 because it enables the container 10 to outwardly present a shallow convex surface. Any inadvertent knocks or bumps to the container 10 tend to be glanced or deflected off this shallow convex surface, thereby reducing the chance of the container 10 being moved, damaged or lost.
The container 10 also comprises a plurality of grooves 18. The grooves 18 are formed in the planar wall 11 and are for securing the container to the surface. In one application, the grooves 18 may receive adhesive so that when the substantially planar wall 11 abutts against a surface, the adhesive in the grooves secures the container 10 to that surface. The grooves 18 increase the effective surface area of the planar wall 11 which is contacted by adhesive, thus strengthening the joining of the wall 11 to a surface as compared to if the grooves were not present. The grooves 18 have a width which increases from the outer surface of the planar wall 11 into the wall 11. This results in each groove 18 having side recesses 19. When the container 10 is installed, the adhesive received in the grooves 18 fills in these side recesses 19 which increases the strength of the joint between the container 10 and the surface which the planar wall 11 abuts against by enabling the adhesive to "key" into the groove. It is to be understood that the side recesses 19 may be formed in any other suitable shape. For example, they may be formed as indentations in grooves, the grooves being of generally constant width across their depth.
It can also be seen, in particular in Figure 1, that the width of the grooves 18 increases from one end of the planar wall 11 to the other, specifically between the end where the lid 15 is located and the end where the base 14 is located. This enables the container 10 to be readily released from a mold when formed by plastic injection molding. Referring in particular to Figures 6 and 7, it can be seen that the apertures 16 are occluded by perforated knock out portions 20. Furthermore, the container 10 is provided with apertures 16 of differing sizes. The perforated knock out portions 20 can be selectively removed by a user to open up one or more apertures 16 as desired. The differently sized apertures may be chosen depending on the type and species of pest being targeted using the container 10. For example, for ants, one or both small circular apertures may be opened by removing their respective perforated knock out portions whereas for cockroaches, the larger rectangular aperture may be opened by removing its perforated knock out portion. Advantageously, this enables the container 10 to be readily adapted for use in targeting different pests by the pest controller without the pest controller needing to use different types of containers. It is to be understood, of course, that the container 10 may be provided with more or less apertures than in the embodiment shown in the Figures including apertures of different shapes and sizes.
The apertures 16 are shown formed in the lid 15 of the container 10. As the container 10 is most typically installed standing on its base 14 with the lid
15 located at the top of the container 10, the apertures
16 are appropriately formed in the lid 15 so as to reduce the chance of the pesticide, -particularly where it is a liquid, from undesirably spilling out of the container 10. However, in other embodiments, the apertures could be formed in either the first or second walls 11, 12, in particular the arcuate wall 12. Such an embodiment may be particularly useful where the container 10 is installed with the planar wall 11 lying against the ground or floor of a building.
The container 10 also comprises ramps 21 for assisting the egress of pests from the space 13. The ramps 21 are formed on the lid 15, proximate to at least some of the apertures 16, specifically the smaller circular apertures because it is smaller pests such as ants which typically may need such assistance rather than larger pests such as cockroaches. The ramps 21 are formed whereby when the lid 15 is closed each ramp 21 extends between one of the apertures 16 and the inner surface of the substantially planar wall 11. The ramps 21 thereby provide a path out of the space 13 in the container 10 669
- 12 - which does not require pests to travel horizontally and upside down. This reduces the chance of the pests falling into the pesticide, in particular when it is a liquid or gel, which can cause the pesticide to become clogged with dead pests, which is a common problem in prior containers.
The container 10 also comprises a flange 25 projecting from an inner surface 26 of the lid 15. The flange 25 is shaped to have a tight fit with the inner surfaces of the walls 11, 12 and hence provide a seal around the edge of the walls 11, 12. This seal between the flange 25 and the walls 11, 12 assists in minimizing any undesired loss of pesticide from the container 10. The ramps 21 for assisting egress of pests cut into the flange 25. The flange 25 has a stub 60 projecting away from the flange 25 and the inner surface 26 of the lid 15. The stub 60 is arranged to engage the inner surface of the planar wall 11 when the lid 15 is closed. The engagement of the stub 60 with the inner surface of the planar wall 11 helps retain the lid 16 in the closed position by providing an area of increased frictional contact between the lid 15 and the planar wall 11.
The stub 60 has an indent 61 in its outer edge. The purpose of this indent 61 is to aid in the container 10 being released from the mold in which it is formed, in particular where the container 10 is formed by injection molding.
The container 10 further comprises a lip 27 formed on an outer surface 28 of the lid 15. The lip 27 may be used to provide a prop against which an attractant may be placed to lure pests towards the container 10 and the pesticide held therein. In other applications of the container 10, an attractant may be mixed through the pesticide. The lip 27 also provides a mechanical function for the container 10 which will be described below.
The lid 15 is connected to the walls 11, 12, specifically to the arcuate wall 12 by a hinge connection 30. The hinge connection 30 also facilitates and guides opening and closing of the lid 15. The hinge connection 30 comprises a living hinge 31. The hinge connection 30 also comprises straps 32, located either side of the living hinge 31. The straps 32 are under tension when the lid is approximately halfway open and hence provide the lid 15 with a "spring action" opening and closing mechanism. In other words, the straps 32 bias the lid 15 towards the open position until an applied rotational force on the lid 15 towards the closed position moves the lid 15 past a point of rotation where the straps 32 then bias the lid 15 towards the closed position.
The straps 32 extend between the outer surface of the arcuate wall 12 and the lip 27 formed on the outer surface 28 of the lid 15. Indentations 33 are provided respectively on the lip 27 and outer surface of the arcuate wall 12 for accommodating the straps 32 when the lid 15 is in the closed position (see in particular Figure
1). The "spring action" provided by the hinge connection 30 for the opening and closing of the lid 15 advantageously enables the lid 15 to be held open of itself. By biasing the lid 15 towards the open position when the lid 15 is in the open position, the lid 15 remains open of itself and does not need to be held there by a user. This is particularly advantageous when refilling the container with pesticide as the container 10 may often be positioned in a tight and hard to reach space where it may be difficult to simultaneously hold the lid open and refill the container with pesticide.
The lid 15 is also provided with a tab 34 extending from the lid 15 and for aiding in the opening of the lid 15. The tab 34 extends from the lid 15 beyond the outer surface of the arcuate wall 12. The lid 15 can thus be opened by applying a force to the tab 34 away from the walls 11, 12.
The container 10 also comprises corresponding projections 40, 41 formed on the lid 15 and the arcuate wall 12. The corresponding projections 40, 41 extend beyond the outer surface of the arcuate wall 12 and generally have similar cross-sectional shapes. When the lid 15 is in the closed position, the projections 40, 41 butt against each other such that their cross-sections align. The corresponding projections 40, 41 have corresponding apertures 42, 43 formed therein which generally align when the lid 15 is closed. A fastener, such as a cable tie for example, may be passed through the apertures 42, 43 to secure the lid 15 in the closed position. When it is desired to refill the container 10, the fastener can be removed from the apertures 42, 43, for example by cutting the cable tie. Referring now to Figures 8 to 13, a backing plate
50 which is fastenable to the surface and to which the substantially planar wall 11 may be connected is shown. The backing plate 50 may be fastened to a surface using any suitable fastener such as adhesive, adhesive tape, screws, bolts or nails for example.
The backing plate 50 comprises a first face 51 and an opposing second face 52. The first face 51 has coupling portions in the form of projections 53 extending therefrom which may couple with coupling portions on the substantially planar wall 11 which are in the form of the grooves 18 in the substantially planar wall 11 described above. In essence, the projections 53 may be received in the grooves 18. By doing so, an interlocking connection is formed between the plate 50 and the planar wall 11 is formed. However, any other suitable coupling may be provided to enable the planar wall 11 to connect to the backing plate 50. In one variation, the backing plate may comprise a coupling portion in the form of a slot for receiving the coupling portion on the planar wall in the form of a hook.
The second face 52 of the backing plate 50, in use, abuts the surface when the backing plate is fastened thereto. The second face 52 of the backing plate may or may not have ridges 54 (as shown in the Figures) formed thereon for enabling alignment of adhesive or adhesive tape with the second face 52 of the backing plate 50 so that the adhesive or adhesive tape does not extend past the edges of the second face 52 and thereby create a mess.
The backing plate 50 enables semi -permanent fixing of the container 10 to the surface by enabling the substantially planar wall 11 to be readily disconnected from the backing plate 50, whilst the backing plate 50 remains fastened to the surface. Thus, using the backing plate 50 the container 10 may be appropriately secured to the surface when being used for pest control, but can also be quickly and easily removed therefrom to facilitate and refilling of the container 10. Of course it is to be understood that the container 10 may not necessarily include the backing plate and the planar wall 11 may be connected directly to the surface, ie. butts up against the surface. A further advantage of the container 10 described above is that it may be readily used in pest control applications inside and outside of buildings. The container 10 is particularly suitable for internal use due to its slim and unobtrusive design, but may also be used external to buildings because of its pesticide holding capacity and strength. Hence, a pest controller need only stock the container 10 according to embodiments of the present invention and can thus avoid the problems *such as stock control and storage) associated with requiring different containers for different applications.
In the claims which follow and in the preceding description of the invention, except where the context requires otherwise due to express language or necessary implication, the word "comprise" or variations such as "comprises" or "comprising" is used in an inclusive sense, i.e. to specify the presence of the stated features but not to preclude the presence or addition of further features in various embodiments of the invention.
Variations and modifications can be made in respect of the invention described above and defined in the following claims.

Claims

CLAIMS :
1. A container for holding pesticide, the container comprising: a substantially planar wall for attaching to a surface and an arcuate wall, the walls defining a space therebetween for holding the pesticide; a base extending between the walls and a lid for enclosing the space between the walls; and at least one aperture in the container for enabling ingress and egress of pests to the space in which the pesticide is held.
2. A container according to claim 1, wherein the container is unitarily molded from a plastic material such as PVC, polypropylene, polyurethane or any other suitable material.
3. A container according to either claim 1 or 2, wherein the container is transparent or translucent.
4. A container according to any one of the preceding claims, wherein the arcuate wall has a radius of curvature of 22mm-40mm.
5. A container according to any one of the preceding claims, wherein the maximum distance between the outer surface of the substantially planar wall and the outer surface of the arcuate wall is 12mm- 17mm.
6. A container according to any one of the preceding claims, wherein the sides of the arcuate wall connect to opposing sides of the planar wall.
7. A container according to any one of the preceding claims, wherein the sides of the arcuate wall connect to opposing sides of the planar wall via spacing portions.
8. A container as claimed claim 7, wherein, the spacing portions have a maximum width of no more than 10mm.
9. A container according to any one of the preceding claims, wherein the container comprises at least one groove formed in the planar wall for securing the container to the surface.
10. A container according to claim 9, wherein each groove has a width which increases from the outer surface of the planar wall into the wall.
11. A container according to claim 9 or 10, wherein each groove has one or two side recesses .
12. A container according to any one of claims 9 to 11, wherein the width of each groove increases from one end of the planar wall to the other.
13. A container according to any one of the preceding claims, wherein the container comprise more than one aperture for the ingress and egress of pests, at least one of the apertures being of different size and/or shape to the other apertures.
14. A container according to any one of the preceding claims, wherein each aperture is occluded by a perforated knock out portion, wherein each perforated knock out portion may be selectively removed by a user to open up one or more apertures as desired.
15. A container according to any one of the preceding claims, wherein the at least one aperture is formed in the lid of the container.
16. A container according to any one of the preceding claims, wherein the container also comprises at least one ramp formed proximate to one of the apertures for assisting the egress of pests from the space.
17. A container according to claim 16, wherein the at least one ramp provides a path out of the space in the container which does not require pests to travel horizontally and upside down.
18. A container according to any one of the preceding claims, wherein the container also comprises a flange projecting from an inner surface of the lid, the flange being shaped to have a tight fit with the inner surfaces of the planar and arcuate walls.
19. A container according to claim 18, wherein the flange has a stub projecting away from the flange and the inner surface of the lid, the stub arranged to engage the inner surface of the planar wall when the lid is closed.
20. A container according to any one of the preceding claims, wherein the container further comprises a lip formed on an outer surface of the lid.
21. A container according to any one of the preceding claims, wherein the lid is connected to the arcuate wall by a hinge connection.
22. A container according to claim 21, wherein the hinge connection comprises a spring action hinge.
23. A container according to claim 21 or 22, wherein the hinge connection comprises a living hinge and straps, the straps located either side of the living hinge and wherein the straps bias the lid towards the open position until an applied rotational force on the lid towards the closed position moves the lid past a point of rotation where the straps then bias the lid towards the closed position.
24. A container according to any one of the preceding claims, wherein the lid is provided with a tab extending from the lid for aiding in the opening of the lid.
25. A container according to any one of the preceding claims, wherein the container comprises corresponding projections formed on the lid and the arcuate wall, the corresponding projections haveing corresponding apertures formed therein which generally align when the lid is closed whereby a fastener may be passed through the corresponding apertures to secure the lid in the closed position.
26. A container according to any one of the preceding claims, wherein the container also comprises a backing plate, fastenable to the surface and to which the substantially planar wall may be connected.
27. A container according to claim 26, wherein the backing plate comprises a coupling portion for coupling with a corresponding coupling portion on the substantially planar wall to connect the planar wall to the plate.
28. A container according to claim 26, wherein the backing plate comprises a first face having at least one projection extending therefrom, the at least one projection corresponding to at least one groove formed in the substantially planar wall.
29. A container according to claim 28, wherein the backing plate comprises a second face opposing the first face, the second face for abutting the surface.
30. A container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; a lid for enclosing the space between the walls; and at least one aperture in the container for enabling ingress and egress of pests to the space, wherein one of the walls has at least one groove formed therein for receiving adhesive to secure the container to a surface.
31. A container for holding pesticide comprising: at least two walls defining a space therebetween for holding the pesticide; a base extending between the walls; a lid for enclosing the space between the walls; at least one aperture in the container for enabling ingress and egress of pests to the space; and a backing plate, fastenable to the surface and to which the one of the walls may be connected.
PCT/AU2009/000669 2008-06-06 2009-05-28 A container for holding pesticide WO2009146483A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2008902889 2008-06-06
AU2008902889A AU2008902889A0 (en) 2008-06-06 A container for holding pesticide

Publications (1)

Publication Number Publication Date
WO2009146483A1 true WO2009146483A1 (en) 2009-12-10

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Application Number Title Priority Date Filing Date
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WO (1) WO2009146483A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5806237A (en) * 1996-09-11 1998-09-15 Ecolab Inc. Rodent bait station
US20010054249A1 (en) * 2000-05-16 2001-12-27 Baker Stanley Z. Bait station for insects
US20080072475A1 (en) * 2006-09-22 2008-03-27 Ecolab Inc. Versatile pest station with interchangeable inserts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5806237A (en) * 1996-09-11 1998-09-15 Ecolab Inc. Rodent bait station
US20010054249A1 (en) * 2000-05-16 2001-12-27 Baker Stanley Z. Bait station for insects
US20080072475A1 (en) * 2006-09-22 2008-03-27 Ecolab Inc. Versatile pest station with interchangeable inserts

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