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WO2018157199A1 - Système de récipient - Google Patents

Système de récipient Download PDF

Info

Publication number
WO2018157199A1
WO2018157199A1 PCT/AU2018/050159 AU2018050159W WO2018157199A1 WO 2018157199 A1 WO2018157199 A1 WO 2018157199A1 AU 2018050159 W AU2018050159 W AU 2018050159W WO 2018157199 A1 WO2018157199 A1 WO 2018157199A1
Authority
WO
WIPO (PCT)
Prior art keywords
sealing element
sealing
containers
elastic membrane
container
Prior art date
Application number
PCT/AU2018/050159
Other languages
English (en)
Inventor
Jamie Forsyth
Brett CAPRON
Original Assignee
Cumulo Group Pty Ltd
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 AU2017900672A external-priority patent/AU2017900672A0/en
Application filed by Cumulo Group Pty Ltd filed Critical Cumulo Group Pty Ltd
Priority to AU2018211267A priority Critical patent/AU2018211267B2/en
Publication of WO2018157199A1 publication Critical patent/WO2018157199A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J47/00—Kitchen containers, stands or the like, not provided for in other groups of this subclass; Cutting-boards, e.g. for bread
    • A47J47/02—Closed containers for foodstuffs
    • A47J47/08—Closed containers for foodstuffs for non-granulated foodstuffs
    • A47J47/10—Closed containers for foodstuffs for non-granulated foodstuffs with arrangements for keeping fresh
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C11/20—Lunch or picnic boxes or the like
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C13/00—Details; Accessories
    • A45C13/10—Arrangement of fasteners
    • A45C13/1038—Arrangement of fasteners of flexible ties
    • A45C2013/1061—Arrangement of fasteners of flexible ties of elastic straps or bands

Definitions

  • the present invention relates to resealable containers.
  • the invention has wide application to different types of
  • containers including but not limited to domestic storage food containers for cupboards, refrigerators and freezers and also food containers adapted for transporting and consuming food servings for individuals, such as lunchboxes .
  • seal element In each case, the seal element must be designed and dimensioned appropriately to each particular container. Further, it is generally not possible to seal
  • materials - for example aluminium, plastic and steel are made with different processes and different tolerances.
  • a further inconvenience or complexity of many existing seals is the need to provide an air pressure venting mechanism which allows air to escape when assembling and removing the lid from the base, as the act of sealing usually traps air and then reduces the volume within the container as the seal is pushed down .
  • a still further disadvantage of many existing seals is difficulty of cleaning. Many existing seals have ridges and channels in which food and bacteria may become lodged and difficult to extract by typical domestic cleaning processes.
  • a resealable container system comprising: one or more containers , each having a corresponding container opening bounded by a corresponding container rim;
  • sealing element comprising an elastic membrane supported at a perimeter thereof by one or more securing elements ;
  • a sealing element retainer configured to releasably hold the sealing element against the one or more corresponding container rims in sealing engagement; wherein the elastic membrane is free to transversely deform within the perimeter so that the sealing element is adapted to be placed over one or more of the containers with the elastic membrane engaging with and stretching around the one or more corresponding rims to provide the sealing engagement.
  • the one or more containers comprise an outer container and one or more inner containers sized to fit within the outer container; wherein a rim height of the one or more inner containers is higher than a rim height of the outer container sufficient to maintain sufficient sealing force against each of the containers.
  • the securing elements comprise a first securing element and a second securing element, the elastic membrane being secured between the first securing element and the second securing element at the perimeter.
  • the first securing element and second securing element may secure the elastic membrane continuously around the perimeter.
  • the elastic membrane is supported by the one or more securing elements under tension.
  • the resealable container system further comprises a base element adapted to hold the one or more food containers on an opposite side from the sealing element and to engage with the sealing element retainer so as to be urged towards the sealing element to provide the releasable holding of the sealing element against the one or more corresponding container rims in sealing engagement.
  • the sealing element retainer may comprise one or more elastic straps attached to the base element and stretchable around the sealing element
  • the resealable container system further comprises a lid configured to house the sealing element on an underside thereof.
  • the lid and sealing element may be configured so that an airtight space is formed between the sealing element and the lid, providing additional sealing force of the elastic membrane against the corresponding rims of the containers .
  • the sealing element retainer comprises a bag shaped to fit snugly over the sealing element and the one or more containers.
  • the sealing element retainer may further comprise one or more elastic straps attached to the bag so as to provide sufficient force for the sealing engagement.
  • a resealable sealing system for one or more containers each of the containers having a corresponding container opening bounded by a corresponding container rim, the resealable sealing system comprising:
  • sealing element comprising an elastic membrane supported at a perimeter thereof by one or more securing elements ;
  • sealing element retainer configured to releasably hold the sealing element against the one or more corresponding container rims in sealing engagement
  • the elastic membrane is free to transversely deform within the perimeter so that the sealing element is adapted to be placed over one or more of the containers with the elastic membrane engaging with and stretching around the one or more corresponding rims to provide the sealing engagement.
  • Figure 1 is a perspective view of an assembled container according to an embodiment of the current invention.
  • Figure 2 is an exploded perspective view of major
  • Figure 3 is a perspective view of the embodiment of Figure 1 in daily use.
  • Figure 4 is a radial cross sectional view of the
  • Figures 5a-5f are views of an alternative embodiment incorporating an elastic bag as the sealing element retainer, installed in place over the outer container 3.
  • Figures 6a-6f are corresponding views of the isolated elastic bag of Figures 5a-5f .
  • the container system 1 of this embodiment comprises a lid 2, outer container 3, a sealing element retainer comprising base 4 and elastic retaining strap 5 adapted to engage with base 4 and to retain lid 2 in a sealing contact with outer container 3 and inner containers not shown in the diagram.
  • Retaining strap 5 is composed of SantopreneTM thermoplastic, with generally circular cross-section. Suitable material types for retaining strap 5 may include other
  • Lid 2 comprises strap positioning elements in the form of shoulders 21 and 22 to assist in preventing strap 5 slipping off lid 2. Cutlery
  • Container 6 is sized and shaped to conveniently sit within a depression 23 of lid 2 and also to be retained at either end by retaining strap 5.
  • Lid 2 is composed of pressed and anodised aluminium and is adapted to hold a membrane seal over a top opening of container 3 as described below.
  • Outer container 3 is adapted for containing food and may be composed of glass, plastic, metal or other suitable material.
  • FIG. 2 there is shown an exploded perspective view of the major components of the embodiment of Figure 1.
  • Elastic membrane 11 may be stretched and secured in a stretched state around a perimeter thereof between first securing element 9 and second securing element 10.
  • the composite seal element formed by elastic membrane 11 secured within securing elements 9 and 10 is typically assembled during
  • Composite seal element 9, 10, 11 is positionable and retainable in an underside of lid 2 engaging with lid 2 around a periphery of lid 2, and is typically removable and replaceable within lid 2 by a user for cleaning.
  • Elastic membrane 11 is composed of a 1 mm thick silicone rubber sheet.
  • Inner containers 7 and 8 are Configured for positioning within outer container 3 .
  • Inner containers 7 and 8 are Configured for positioning within outer container 3 .
  • Each of containers 3, 7 and 8 are open at a top and comprise a container rim of an appropriate height for engagement with elastic membrane 11 as described below.
  • Inner containers 7 and 8 may be constructed from the same or different materials as outer container 3.
  • Outer container 3 has a substantially flat floor 31 and in the containers 7 and 8 are positionable wherever desired on floor 31 so as to accommodate the meal components flexibly.
  • Elastic retaining strap 5 is shown configured in the installed shape, but when free of base 4 does not necessarily retain that shape owing to its flexibility.
  • Elastic retaining strap 5 comprises a loop of rubber or other elastomer and engages with base 4 in the following manner.
  • a portion 52 of retaining strap 5 is positioned under a raised ledge 47 between endpoints 45, 46, and adjacent portions 51, 53 are positioned in channels 41 and 42 respectively.
  • a similar opposite portion 54 is positioned underneath a corresponding ledge (not shown) between channels 44 and 43 on an opposing side of base 4 , and adjacent portions 55, 56 are positioned in channels 44, 43 similarly.
  • Elastic strap 5 is slightly wider in at least an unstretched state than side walls of base 4, and outer container 3 is sized to fit loosely within base 4 in the absence of retaining strap 5, but when retaining strap 5 is installed, outer container 3 bears on the thicker upwards pointing portions 51, 53, 55, 56 protruding from channels 41, 42, 44, 43.
  • retaining strap 5 When retaining strap 5 is stretched around lid 2, retaining strap 5 reduces in diameter throughout its length including in upwards pointing portions 51, 53, 55, 56. This causes container 3 to become securely bedded within base 4 as retaining strap 5 is stretched around lid 2, container 3 bearing against and sliding down further past stretched sides of the upwards pointing portions 51, 53, 55, 56.
  • the advantage of this design is that container 3 is securely wedged in base 4 when lid 2 is removed and retaining strap 5 correspondingly expands, providing
  • Figure 3 shows the system in daily use, with outer container 3 installed within base 4 bearing against retaining strap 5.
  • Inner containers 7 and 8 may be placed within outer container 3 and lid 2 placed on top, forming a seal as described below against a rim of container 3, and secured by retaining strap 5 as illustrated in Figure 1.
  • Lid 2 is shown with shoulders 21, 22 and side walls 24, 25 for fiction fit engagement with composite seal element 9, 10, 11, through engagement of side walls 24, 25 with elastic
  • Elastic membrane 11 is moulded slightly thicker at outer edge 110 to provide stability.
  • composite seal element 9, 10, 11 is removable and replaceable within lid 2 via the above-mentioned friction fit engagement of side walls 24, 25 with outer and 110 of elastic membrane 11.
  • a friction fit may be provided between engagement of side walls 2 , 25 and other elements such as securing element 10.
  • Lid 2 may contain locating lugs or edges (not in this cross-section) to locate the composite seal element 9, 10, 11 in the position shown.
  • Outer container 3 is shown inside base 4.
  • seals produced by the invention are substantially airtight and liquid tight, allowing liquids to be stored in inner containers without leakage into outer containers even after tipping during transport. Further, irregular items such as fruit, sandwiches and loose food items can be stored in the containers even if they extend above the rim of the container, because the membrane 11 readily deforms around the fruit.
  • an airtight space 12 is formed between lid 2 and membrane 11. This assists in providing
  • a further feature in this embodiment concerns composite seal element 9, 10, 11 which has another use as a lid for microwave heating. Vents 91 are provided spaced around first securing element 9, and an annular horizontal ledge 92 provides an engagement surface for rim of 31 when composite seal element nine, 10, 11 is removed from lid 2 and turned upside down and placed on top of rim 31, providing a vented microwave lid.
  • FIG. 1 shows the sealing element retainer of the previous embodiment, comprising retaining strap 5 and base 4, is replaced by a bag 90 reinforced by straps 91, 92.
  • Figure 5a to 5f and 6a to 6f shows the top, perspective, left side, back side, right side, and under side views respectively of the bag 90 isolated or in use on outer container 3 and lid 2.
  • the construction of outer container 3 and lid 2 with shoulders 21,22 and all internal containers and components of the first embodiment are also used in this embodiment.
  • Elastic bag 90 comprises top panel 98, side panel 99 and base panel 97 each constructed from 2 mm thick neoprene material and stitched together along seams 95, 96.
  • Elastic straps 91, 92 are 1 mm thick and 25 mm wide and are positioned on bag 90 in a cross configuration and are secured to bag 90 at each end thereof with stitching near a junction between side panel 99 and base panel 97 visible in Figure 5f and 6f . Referring to the top view Figure 5a, 6a, elastic straps 91, 92 are also stitched together at a crossover region, but not through to the top panel 98 to allow for relative movement during expansion. Bag 90 is constructed to fit container 3 and lid 2 snugly and is shaped such that top panel 98 and bottom panel 99 are greater than a semicircle presenting an opening 100 of less than the diameter of the outer container 3 in a non-stretched state.
  • Bag 90 is adapted to be stretched by the elasticity of the neoprene over the diameter of the outer container 3 and lid 2 and to be held securely in place by elastic straps 91, 92 which provide the required pressure for provision of the seal of the sealing element. Because the neoprene material is elastic, bag 90 presents an aesthetically pleasing smooth surface when stretched over outer container 3 and lid 2. Shoulders 21 or 22 of outer container 3 also assist in helping to keep elastic straps 91, 92 and bag 90 in place.
  • embodiments of the invention may be applied to containers already owned by the user.
  • outer container 3 may comprise attachment projections on an outer surface, and securing associated with the elastic membrane may engage with the attachment projections to hold the elastic membrane securely in position.
  • Such configurations and methods are well known from prior art containers.
  • sealing elements of circular shape sealing elements of rectangular or other shapes are within the broadest scope of the invention.
  • securing elements secure the elastic membrane at discrete parts of the perimeter sufficient to secure the elastic membrane for the purpose at hand, such as at four or more space points around the perimeter, are within the broadest scope of the invention.
  • the elastic membrane is bonded to the perimeter rigid polymer securing element
  • transverse movement restricting elements disposed above the membrane at locations within the perimeter, such that the membrane is free to transversely deform at all points within the perimeter except where prevented by the restricting elements.
  • Such restricting elements may be useful for example if designing a system adapted to seal two containers side-by-side, whereby a transverse movement restricting element disposed above the membrane in between the normal positioning of the containers would assist in improving the sealing force around the entire rim of each of the containers in this instance. Accordingly, the term "free to transversely deform within the perimeter" in the claims does not require freedom at all points within the
  • containers preferably one of the inner containers, comprises a cold or hot pack which enables the contents within that

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Packages (AREA)
  • Closures For Containers (AREA)

Abstract

L'invention concerne un système de récipient refermable (1), et un système d'étanchéité. Le système de récipient comprend un ou plusieurs récipients (3,7,8), ayant chacun une ouverture de récipient correspondante délimitée par un rebord de récipient correspondant (31,71,81) ; un élément d'étanchéité (9,10,11) comprenant une membrane élastique (11) soutenue au niveau de son périmètre (13) par un ou plusieurs éléments de fixation (9,10) ; et un dispositif de retenue d'élément d'étanchéité (4,5,90,91,92) conçu pour maintenir amovible l'élément d'étanchéité contre ledit rebord de récipient correspondant (31,71,81) en contact d'étanchéité. La membrane élastique (11) peut librement se déformer transversalement dans le périmètre (13) de sorte que l'élément d'étanchéité (9,10,11) soit conçu pour être placé sur ledit récipient (3,7,8), la membrane élastique (11) venant en contact dudit rebord correspondant (31,71,81), et s'étendant autour de ce dernier, pour fournir le contact d'étanchéité.
PCT/AU2018/050159 2017-02-28 2018-02-25 Système de récipient WO2018157199A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2018211267A AU2018211267B2 (en) 2017-02-28 2018-02-25 Container system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
AU2017900672 2017-02-28
AU2017900672A AU2017900672A0 (en) 2017-02-28 Container system
AU2017904675 2017-11-19
AU2017904675A AU2017904675A0 (en) 2017-11-19 Container system

Publications (1)

Publication Number Publication Date
WO2018157199A1 true WO2018157199A1 (fr) 2018-09-07

Family

ID=63369580

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU2018/050159 WO2018157199A1 (fr) 2017-02-28 2018-02-25 Système de récipient

Country Status (2)

Country Link
AU (1) AU2018211267B2 (fr)
WO (1) WO2018157199A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589554A (en) * 1968-12-26 1971-06-29 Phillips Petroleum Co Composite package
US20050005631A1 (en) * 2003-07-09 2005-01-13 Original Ideas Inc. Rotary food server
DE202004015863U1 (de) * 2004-10-13 2005-02-10 SCHÄFER, Friedrich Vorrichtung zur Abdeckung von Stoffen
US20080073366A1 (en) * 2006-08-22 2008-03-27 Backaert Dimitri M C J Fast freeze container and seal
US20090145797A1 (en) * 2007-12-07 2009-06-11 Andrew Steinmeyer Nestable container set
US20090223986A1 (en) * 2008-02-10 2009-09-10 Xubin Song Preservation container cover
US20100102058A1 (en) * 2008-10-29 2010-04-29 Turvey Robert R Vacuum storage container with flexible diaphragm
US20130024468A1 (en) * 2011-07-22 2013-01-24 Lucky Star Innovations, Llc Fresh food nutritional management system
US20160023820A1 (en) * 2014-07-23 2016-01-28 Berry Plastics Corporation Package with peelable closure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589554A (en) * 1968-12-26 1971-06-29 Phillips Petroleum Co Composite package
US20050005631A1 (en) * 2003-07-09 2005-01-13 Original Ideas Inc. Rotary food server
DE202004015863U1 (de) * 2004-10-13 2005-02-10 SCHÄFER, Friedrich Vorrichtung zur Abdeckung von Stoffen
US20080073366A1 (en) * 2006-08-22 2008-03-27 Backaert Dimitri M C J Fast freeze container and seal
US20090145797A1 (en) * 2007-12-07 2009-06-11 Andrew Steinmeyer Nestable container set
US20090223986A1 (en) * 2008-02-10 2009-09-10 Xubin Song Preservation container cover
US20100102058A1 (en) * 2008-10-29 2010-04-29 Turvey Robert R Vacuum storage container with flexible diaphragm
US20130024468A1 (en) * 2011-07-22 2013-01-24 Lucky Star Innovations, Llc Fresh food nutritional management system
US20160023820A1 (en) * 2014-07-23 2016-01-28 Berry Plastics Corporation Package with peelable closure

Also Published As

Publication number Publication date
AU2018211267A1 (en) 2018-09-20
AU2018211267B2 (en) 2019-05-30

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