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WO2018194619A1 - Guide de supports - Google Patents

Guide de supports Download PDF

Info

Publication number
WO2018194619A1
WO2018194619A1 PCT/US2017/028617 US2017028617W WO2018194619A1 WO 2018194619 A1 WO2018194619 A1 WO 2018194619A1 US 2017028617 W US2017028617 W US 2017028617W WO 2018194619 A1 WO2018194619 A1 WO 2018194619A1
Authority
WO
WIPO (PCT)
Prior art keywords
guide portion
module
media
guide
main body
Prior art date
Application number
PCT/US2017/028617
Other languages
English (en)
Inventor
Jeremy Daniel BARKER
Richard Lee Brinkly
Kevin Lo
Original Assignee
Hewlett-Packard Development Company, L.P.
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
Application filed by Hewlett-Packard Development Company, L.P. filed Critical Hewlett-Packard Development Company, L.P.
Priority to US16/605,727 priority Critical patent/US20200122939A1/en
Priority to PCT/US2017/028617 priority patent/WO2018194619A1/fr
Publication of WO2018194619A1 publication Critical patent/WO2018194619A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/36—Article guides or smoothers, e.g. movable in operation
    • B65H5/38—Article guides or smoothers, e.g. movable in operation immovable in operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
    • B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
    • B65H7/12—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2402/00—Constructional details of the handling apparatus
    • B65H2402/10—Modular constructions, e.g. using preformed elements or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00—Parts for transporting or guiding the handled material
    • B65H2404/60—Other elements in face contact with handled material
    • B65H2404/61—Longitudinally-extending strips, tubes, plates, or wires
    • B65H2404/611—Longitudinally-extending strips, tubes, plates, or wires arranged to form a channel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2601/00—Problem to be solved or advantage achieved
    • B65H2601/10—Ensuring correct operation
    • B65H2601/11—Clearing faulty handling, e.g. jams

Definitions

  • Imaging systems such as printers, typically form an image on a print medium, such as paper.
  • the print medium may be transported from a media input (e.g., a paper tray) through various subsystems of the imaging system.
  • the print medium may be transported along a media path through an image forming portion using rollers provided along the media path.
  • Figure 1 illustrates an example system with a media guide
  • Figure 2 illustrates the example system of Figure 1 with the module detached from the main body
  • Figure 3 illustrates the example system of Figure 1 with jam in the media guide
  • Figure 4 illustrates the example system of Figure 3 with the module detached from the main body
  • Figure 5 illustrates a cross-sectional side view of another example system with a media guide
  • Figure 6 provides a perspective view of the guide portion of the imaging device
  • Figure 7 illustrates the example system of Figure 5 with the module detached from the imaging device
  • Figure 8 provides a detailed view of the guide portion of the imaging device.
  • Figure 9 is a flow chart illustrating an example method for clearing a jam in a media path.
  • a media guide in a media path of an imaging device, such as a printer.
  • a media guide is formed by one guide portion that is part of the main body of the imaging device and a second guide portion that is part of a removable module.
  • the media guide separates, and the media path can be exposed, facilitating removal of jams that may occur in the media path, servicing or maintenance.
  • Figure 1 illustrates an example system with a media guide.
  • the example system 100 of Figure 1 includes a main body 110 and a module 120.
  • the main body 110 may be part of an imaging system, such as a printer, copier, scanner, fax machine or a multi -function device.
  • the module 120 may form a removable part of the imaging system.
  • the main body 110 and the module 120 may be formed of any of a variety of materials, including metals, plastics or a combination thereof.
  • the main body 110 of the example system 100 of Figure 1 includes a first guide portion 112.
  • the module 120 of the example system 100 includes a second guide portion 122.
  • the module 120 is removably attachable to the main body 110.
  • Figure 1 illustrates the example system 100 with the module 120 attached to the main body 110
  • Figure 2 illustrates the example system 100 with the module 120 removed from the main body 110.
  • the attachment of the module 120 to the main body 110 may be facilitated by latching members (not shown in Figures 1 and 2).
  • the first guide portion 112 of the main body 110 and the second guide portion 122 of the module 120 form complimentary parts of a media guide 130.
  • the media guide 130 may be part of a media path of the system 100 through which print media, such as paper, may be transported.
  • the main body 110 and the module 120 may include rollers (not shown in Figures 1 and 2) to facilitate transportation of print media through the media path, including through the media guide 130.
  • each of the first guide portion 112 and the second guide portion 122 may have a width (into the page in Figure 1) that is sufficient to accommodate a desired width of a print medium (e.g., paper).
  • the first guide portion 112 and the second guide portion 122 may accommodate a paper with a width of 11 inches (e.g., 11x17 paper).
  • the first guide portion 112 and the second guide portion 122 each face the opposite flat surfaces of the print media being transported through the media guide 130.
  • Figure 3 illustrates the example system 100 with the module 120 attached to the main body 110.
  • the media guide 130 is formed by the first guide portion 112 of the main body 110 and the second guide portion 122 of the module 120.
  • print media such as a sheet of paper 199
  • a jam may occur with, for example, the sheet of paper 199 being stuck or mis-fed in a media path, such as through the media guide 130.
  • Such jams can often be difficult to clear.
  • pulling the sheet of paper 199 through one end may cause the sheet to tear, leaving portions remaining in the path to potentially cause further jams.
  • the jam can be more easily and completely cleared by detaching the module 120 from the main body 110. Detaching the module 120 from the main body 110 separates the first guide portion 112 from the second guide portion 122, thereby allowing improved access to the jam.
  • the module 120 may be detached from the main body 110 for maintenance purposes, for example.
  • the example system 200 of Figure 5 includes an imaging device 210 which may include various subsystems.
  • the imaging device 210 may include an image forming portion (not shown) with printheads, for example, for forming an image on print media.
  • the imaging device 210 may include a media input portion, media output portion and various other components.
  • print media may be transported through the various subsystems and portions of the imaging device 210 along a media path 212.
  • the media path 212 is provided with various components to facilitate transportation of the print media.
  • the example imaging device 210 is provided with rollers 214 to convey print media through the media path 212.
  • Various examples may include various other components to convey the print media through the various subsystems.
  • the example system 200 further includes a module 240 that is removably inserted into the imaging device 210.
  • the media path 212 of the imaging device 210 couples with and extends into a media path 242 in the module 240.
  • the module 240 is inserted into the media path 212 of the imaging device 210.
  • the module 240 of the example system 200 of Figure 2 is provided with rollers 244 or other components to facilitate transportation of print media through the media path 242 of the module 240.
  • the media path 212 of the imaging device 210 and the media path 242 of the module are coupled through a media guide 230 forming an intermediate media path.
  • the media guide 230 is formed with a first guide portion 216 of the imaging device 210 on one side and a second guide portion 246 of the module 240 on the opposite side.
  • the first guide portion 216 and the second guide portion 246 form complimentary parts of the media guide 230.
  • the first guide portion 216 of the imaging device 210 forms the bottom part of the media guide 230
  • the second guide portion 246 of the module 240 forms the top part of the media guide 230.
  • the top part and the bottom part may be reversed with a guide portion of the module forming the bottom part and a guide portion of the imaging device forming the top part.
  • the first guide portion 216 includes guide rollers 218.
  • the guide rollers 218 are more clearly illustrated in Figure 6, which illustrates a perspective view of the first guide portion 216 of the imaging device 210.
  • Figure 6 shows the first guide portion 216 with the remainder of the imaging device 210 removed.
  • the guide rollers 218 of the first guide portion 216 may extend substantially through the width of the first guide portion 216, as most clearly illustrated in Figure 6.
  • at least one of the guide rollers 218 is coupled to a driven gear 220 which may be coupled to a gearing arrangement and/or a motor to cause rotation of the guide rollers 218.
  • the guide rollers 218 of the imaging device 210 engage complementary guide rollers 248 provided on the second guide portion 246 of the module 240.
  • the rollers 218, 248 facilitate transportation of print media through the media guide 230.
  • the example system 200 of Figure 5 is illustrated with the module 240 removed or detached from the imaging device 210. Again, for purposes of clarity, Figure 7 shows portions of the imaging device 210 removed.
  • the example system 200 is provided with features to facilitate insertion and removal of the module 240 into and from the imaging device 210.
  • the imaging device 210 is provided with a notch 222 for receiving a corresponding protrusion 252 in the module 240.
  • the protrusion notch 222 and the protrusion 252 form complementary latching features that facilitate insertion and removal of the module 240 into the imaging device 210.
  • the notch 222 and the protrusion 252 may facilitate proper alignment of the module 240 with the imaging device 210.
  • the first guide portion 210 is provided with an arrangement to facilitate proper or predetermined spacing between the first guide portion 210 and the second guide portion 240 of the module 240 when the module 240 is inserted into the imaging device 210.
  • proper contact between the guide rollers 218 of the first guide portion 216 of the imaging device 210 and the guide rollers 248 of the second guide portion 246 of the module 240 may be assured.
  • the first guide portion 216 is provided with a resilient member 224 which forces the top surface of the first guide portion 216 to be biased upward.
  • the resilient member 224 may be a compression spring or other resilient member, for example.
  • the first guide portion 216 is further provided with a restrictor 226 to limit movement of the first guide portion 216.
  • the restrictor includes a hard stop 228 to limit movement of the first guide portion 216 due to the biasing of the resilient member 224.
  • the resilient member 224 and the restrictor 226 are provided on the first guide portion 216 of the imaging device 210.
  • the second guide portion 246 of the module 240 may be provided with similar features either in addition to or in place of the resilient member 224 and the restrictor 226 on the first guide portion 216 of the imaging device 210.
  • FIG. 9 a flow chart illustrates an example method for clearing a jam in a media path.
  • Various examples of the method 900 may be implemented in the examples systems 100, 200 described above with reference to Figures 1-8, for example.
  • the example
  • a jam in a media guide in a media path is detected (block 910).
  • the media path may be a media path in an imaging system, such as the media path 212, 242 illustrated in Figure 5.
  • a jam may occur in a media guide along the media path, as illustrated in Figure 3.
  • the jam such as the jam illustrated in Figure 3, may be detected via sensors along the media path, for example.
  • a module is detached from a main body of the imaging system.
  • the main body includes a first guide portion.
  • the main body 110 includes a first guide portion 112.
  • the module includes a second guide portion, such as the second guide portion 122 of the module 120 of Figures 1-4.
  • the module e.g., the module 120 of Figures 1-4
  • the module is removably attachable to the main body, and the first guide portion and the second guide portion forming complimentary parts of the media guide, such as the media guide 130 illustrated in Figures 1 and 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)

Abstract

Un système donné à titre d'exemple comprend un corps principal et un module. Le corps principal comprend une première partie de guidage, et le module comprend une seconde partie de guidage. Le module peut être fixé amovible au corps principal. La première partie de guidage et la seconde partie de guidage forment des parties complémentaires d'un guide de supports lorsque le module est fixé au corps principal.
PCT/US2017/028617 2017-04-20 2017-04-20 Guide de supports WO2018194619A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/605,727 US20200122939A1 (en) 2017-04-20 2017-04-20 Media guide
PCT/US2017/028617 WO2018194619A1 (fr) 2017-04-20 2017-04-20 Guide de supports

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2017/028617 WO2018194619A1 (fr) 2017-04-20 2017-04-20 Guide de supports

Publications (1)

Publication Number Publication Date
WO2018194619A1 true WO2018194619A1 (fr) 2018-10-25

Family

ID=63855953

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2017/028617 WO2018194619A1 (fr) 2017-04-20 2017-04-20 Guide de supports

Country Status (2)

Country Link
US (1) US20200122939A1 (fr)
WO (1) WO2018194619A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7625448B2 (ja) 2020-05-26 2025-02-03 キヤノン株式会社 シート搬送装置、及び画像形成システム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030156877A1 (en) * 2002-02-15 2003-08-21 Tischer William D. Ribbon wiper
US6799008B1 (en) * 1999-06-24 2004-09-28 Samsung Electronics Co., Ltd. Electro photo multi functional peripheral apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6799008B1 (en) * 1999-06-24 2004-09-28 Samsung Electronics Co., Ltd. Electro photo multi functional peripheral apparatus
US20030156877A1 (en) * 2002-02-15 2003-08-21 Tischer William D. Ribbon wiper

Also Published As

Publication number Publication date
US20200122939A1 (en) 2020-04-23

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