US20170001816A1 - Paper Feed Cassette and Image Forming Apparatus - Google Patents

Paper Feed Cassette and Image Forming Apparatus Download PDF

Info

Publication number
US20170001816A1
US20170001816A1 US15/198,505 US201615198505A US2017001816A1 US 20170001816 A1 US20170001816 A1 US 20170001816A1 US 201615198505 A US201615198505 A US 201615198505A US 2017001816 A1 US2017001816 A1 US 2017001816A1
Authority
US
United States
Prior art keywords
paper feed
paper
size detection
link member
feed cassette
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
US15/198,505
Other languages
English (en)
Inventor
Yoshitada ICHIKAWA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Assigned to Konica Minolta, Inc. reassignment Konica Minolta, Inc. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ICHIKAWA, YOSHITADA
Publication of US20170001816A1 publication Critical patent/US20170001816A1/en
Abandoned legal-status Critical Current

Links

Images

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
    • B65H1/00—Supports or magazines for piles from which articles are to be separated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H1/00—Supports or magazines for piles from which articles are to be separated
    • B65H1/26—Supports or magazines for piles from which articles are to be separated with auxiliary supports to facilitate introduction or renewal of the pile
    • B65H1/266—Support fully or partially removable from the handling machine, e.g. cassette, drawer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H1/00—Supports or magazines for piles from which articles are to be separated
    • B65H1/04—Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2403/00—Power transmission; Driving means
    • B65H2403/50—Driving mechanisms
    • B65H2403/53—Articulated mechanisms
    • B65H2403/533—Slotted link mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2405/00—Parts for holding the handled material
    • B65H2405/10—Cassettes, holders, bins, decks, trays, supports or magazines for sheets stacked substantially horizontally
    • B65H2405/11—Parts and details thereof
    • B65H2405/114—Side, i.e. portion parallel to the feeding / delivering direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/20—Location in space
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/60—Details of intermediate means between the sensing means and the element to be sensed
    • B65H2553/61—Mechanical means, e.g. contact arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/03—Image reproduction devices
    • B65H2801/06—Office-type machines, e.g. photocopiers

Definitions

  • the present invention relates to image forming apparatuses such as a copying machine, a printer and a facsimile, and relates to the configuration of a paper feed cassette, and an image forming apparatus including the paper feed cassette.
  • An image forming apparatus is provided with a size detection mechanism that detects the size of paper contained in a paper feed cassette.
  • Japanese Laid-Open Patent Publication Nos. 2002-187626 and 2008-81259 each disclose a paper feed cassette provided with such a size detection mechanism, and an image forming apparatus including the paper feed cassette.
  • a size detection mechanism provided in a paper feed cassette is required to operate with stability. If the size detection mechanism becomes unstable in operation and incapable of correct detection of the paper size, the reliability of operation of an image forming apparatus is affected.
  • the present invention has been made in view of the aforementioned problem, and an object of the invention is to provide a paper feed cassette capable of ensuring stability of operation of a size detection mechanism provided in the paper feed cassette, and an image forming apparatus including the paper feed cassette.
  • a paper feed cassette reflecting one aspect of the present invention is a paper feed cassette provided with a size detection mechanism that detects the size of paper contained in the paper feed cassette, the size detection mechanism including: a pair of side limitation plates that abuts opposite lateral sides of the paper from a width direction intersecting a paper feed direction of the paper; a link member that moves along the paper feed direction with movement of the side limitation plates in the width direction; a size detection member that is provided relative to the link member, that moves with movement of the link member along the paper feed direction, and that can enter a state in which the size detection member is abutting or not abutting an externally provided size detection sensor in the width direction of the paper; and a biasing member that provides the link member with a biasing force in a direction of the movement of the link member.
  • a direction in which the link member is biased by the biasing member is a direction in which the limitation plates abut the paper in the width direction of the paper.
  • the link member biased by the biasing member causes the pair of side limitation plates to press the paper.
  • the size detection mechanism further includes a coupling rod that couples the link member to the size detection member.
  • the paper feed cassette includes a bottom surface forming the bottom of the paper feed cassette, in which the pair of side limitation plates is disposed on the inner surface side of the bottom surface, and the link member is disposed on the outer surface side of the bottom surface.
  • the link member has a rotation fulcrum at an inner position in the width direction
  • the size detection member is shaft-supported at the link member at an outer position in the width direction as seen from the rotation fulcrum
  • the biasing member is biasing the link member in a direction that causes the link member to pivot around the rotation fulcrum.
  • an image forming apparatus reflecting one aspect of the present invention includes an image forming unit; and a paper feed unit that stores a plurality of sheets of paper to be transported to the image forming unit, the paper feed unit including any one of the paper feed cassettes described above that accumulates and stores the paper.
  • FIG. 1 is a perspective view showing the overall configuration of an image forming apparatus according to an embodiment.
  • FIG. 2 is a vertical cross-sectional view showing the overall configuration (excluding a scanner unit) of the image forming apparatus according to the embodiment.
  • FIG. 3 is a perspective view from the top side showing the overall configuration of a paper feed cassette used in the image forming apparatus according to the embodiment.
  • FIG. 4 is a perspective view from the bottom side showing the overall configuration of the paper feed cassette used in the image forming apparatus according to the embodiment.
  • FIG. 5 is a diagram illustrating a size detection mechanism including side limitation plates, a link plate, and a lateral direction width size detection member according to the embodiment.
  • FIG. 6 is a diagram showing the configuration of the link plate as seen from the bottom side.
  • FIG. 7 is a vertical cross-sectional view showing engagement relation between the lateral direction width size detection member and the link plate as seen along an arrowed line VII in FIG. 5 .
  • FIG. 8 is a front perspective view showing a link mechanism of the size detection mechanism according to another embodiment.
  • FIG. 9 is a rear perspective view showing the link mechanism of the size detection mechanism according to another embodiment.
  • FIG. 1 is a perspective view showing the overall configuration of image forming apparatus 1
  • FIG. 2 is a vertical cross-sectional view showing the overall configuration (excluding a scanner unit) of image forming apparatus 1 .
  • This image forming apparatus 1 is a copying machine, a printer, a facsimile, an MFP or the like, in which electrophotography is employed as a process of forming an image on paper.
  • electrophotography a visible toner image is formed on a photoreceptor and transferred onto a sheet of paper such as plain paper.
  • the sheet is passed through a heat-fusing device, for example, to fuse the toner thereon, and then the sheet is ejected outside image forming apparatus 1 .
  • Image forming apparatus 1 includes a body housing 1 A.
  • An operation panel unit 2 and a scanner unit 3 are provided in the upper portion of body housing 1 A.
  • Body housing 1 A includes therein an image forming unit 10 , and a paper feed unit 20 , below image forming unit 10 , that stores a plurality of sheets of paper to be transported to image forming unit 10 .
  • Paper feed unit 20 includes a plurality of paper feed cassettes 100 and 150 that accumulate and store sheets of paper of the same size or sheets of paper of different sizes. The numbers of paper feed cassettes 100 and 150 can be changed depending on the performance required of image forming apparatus 1 .
  • Body housing 1 A has a manual paper feed unit 4 provided on its side.
  • FIG. 3 is a perspective view from the top side showing the overall configuration of paper feed cassette 100 used in image forming apparatus 1
  • FIG. 4 is a perspective view from the bottom side showing the overall configuration of paper feed cassette 100 used in image forming apparatus 1 .
  • Paper feed cassette 150 with a paper capacity higher than that of paper feed cassette 100 has the same basic configuration as that of paper feed cassette 100 , and thus the description thereof will be omitted here.
  • Paper feed cassette 100 is provided such that it can be pulled out or pushed in along the direction of an arrow CD in the figure (pullout direction CD) relative to image forming apparatus 1 .
  • a transport direction of the paper in image forming apparatus 1 is the direction of an arrow FD in the figure (transport direction FD).
  • Paper feed cassette 100 includes, so as to define a hollow paper containing section, a front wall 110 b located at the front in pullout direction CD relative to bottom surface 110 a , and a back wall 110 c located at the back in pullout direction CD.
  • a side wall 110 d and a side wall 110 e are provided in transport direction FD as well.
  • a pair of side limitation plates 101 a and 101 a On the inner surface side of paper feed cassette 100 , there is provided a pair of side limitation plates 101 a and 101 a, the detailed structure of which will be described later, which is provided such that it can move in pullout direction CD relative to bottom surface 110 a, and which abuts opposite lateral sides of the paper from a direction intersecting the paper feed direction (transport direction FD).
  • a back end limitation plate 203 which is provided such that it can move relative to bottom surface 110 a, and which abuts a rear side of the paper from the back in the paper feed direction (transport direction FD).
  • back wall 110 c is provided with a transport direction width size detection member 201 .
  • Transport direction width size detection member 201 is provided such that it can slide along a wall surface of back wall 110 c, and includes a region which abuts and/or does not about a transport direction width size detection push switch 350 provided on body housing 1 A when paper feed cassette 100 is mounted on body housing 1 A.
  • back wall 110 c is provided with a lateral direction width size detection member 310 (detection actuator) 310 .
  • Lateral direction width size detection member 310 (detection actuator) 310 is provided such that it can slide along the wall surface of back wall 110 c, and includes a region which abuts and/or does not about a lateral direction width size detection push switch 360 provided on body housing 1 A when paper feed cassette 100 is mounted on body housing 1 A.
  • Link bar 202 On the outer surface side of bottom surface 110 a, a link bar 202 is disposed.
  • Link bar 202 has one end coupled to back end limitation plate 203 via an engagement shaft P 2 and the other end coupled to transport direction width size detection member 201 via an engagement shaft P 3 , and causes sliding movement of transport direction width size detection member 201 along the wall surface of back wall 110 , with the movement of back end limitation plate 203 .
  • a link plate 320 serving as a link member is disposed on the outer surface side of bottom surface 110 a at an inner position in the width direction, with a rotation fulcrum R 1 as the center of rotation.
  • Link plate 320 is shaft-supported to one of side limitation plates 101 a via an engagement shaft P 5 at an outer position in the width direction as seen from rotation fulcrum R 1 , and additionally is coupled to lateral direction width size detection member 310 via an engagement shaft P 4 .
  • Link plate 320 causes sliding movement of lateral direction width size detection member 310 along the wall surface of back wall 110 c, with the movement of the one of side limitation plates 101 a.
  • a coil spring 400 serving as a biasing member is provided between link plate 320 and bottom surface 110 a .
  • Coil spring 400 has one end 401 fixed to an engagement unit 110 x provided on bottom surface 110 a (see FIG. 6 ), and coil spring 400 has the other end 402 fixed in an engagement hole 320 h provided in link plate 320 (see FIG. 6 ).
  • force is exerted on link plate 320 such that link plate 320 is always pulled in the direction of an arrow F, a substantially horizontal direction, with rotation fulcrum R 1 as the center of rotation.
  • a size detection mechanism is formed of at least side limitation plates 101 a, link plate 320 , and lateral direction width size detection member 310 .
  • FIG. 5 is a diagram illustrating the size detection mechanism including side limitation plates 101 a, link plate 320 , and lateral direction width size detection member 310
  • FIG. 6 is a diagram showing the configuration of link plate 320 as seen from the bottom side
  • FIG. 7 is a vertical cross-sectional view showing engagement relation between lateral direction width size detection member 310 and link plate 320 as seen along an arrowed line VII in FIG. 5 .
  • each of the pair of side limitation plates 101 a disposed opposite to each other is provided with a rack 101 b.
  • Each rack 101 b is screwed to a pivotable pinion 101 d. Moving one of side limitation plates 101 a so as to adapt to the size of placed paper causes simultaneous movement of the other side limitation plate 101 a.
  • Engagement shaft P 5 provided at a lower end of one of side limitation plates 101 a fits in a guide groove G 1 provided in link plate 320 . As this side limitation plate 101 a moves, engagement shaft P 5 moves within guide groove G 1 .
  • Guide groove G 1 has a groove shape for causing link plate 320 to pivot with rotation fulcrum R 1 as the center of rotation depending on the paper size.
  • Guide groove G 1 is formed such that, owing to the engagement relation between engagement shaft P 5 and guide groove G 1 , the direction in which link plate 320 is biased by coil spring 400 (direction of arrow F) is a direction in which side limitation plates 101 a abut the paper in the width direction of paper.
  • link plate 320 biased by coil spring 400 causes the pair of side limitation plates 101 a and 101 a to press the paper.
  • Engagement shaft P 4 is provided at a lower end of lateral direction width size detection member 310 as well, and fits in a guide groove G 4 provided in link plate 320 . Pivoting of side limitation plate 101 a with rotation fulcrum R 1 as the center of rotation as described above causes sliding movement of lateral direction width size detection member 310 along the wall surface of back wall 110 c.
  • coil spring 400 serving as a biasing member is provided between link plate 320 and bottom surface 110 a .
  • Coil spring 400 has one end 401 fixed to engagement unit 110 x provided on bottom surface 110 a, and coil spring 400 has the other end 402 fixed in engagement hole 320 h provided in link plate 320 .
  • engagement shaft P 4 of lateral direction width size detection member 310 is always pressed against one side of guide groove G 4 in link plate 320 owing to the provision of coil spring 400 , so that the occurrence of clattering of lateral direction width size detection member 310 can be suppressed during movement of lateral direction width size detection member 310 .
  • a tilt of lateral direction width size detection member 310 can be suppressed, thus allowing lateral direction width size detection member 310 to move to its prescribed position.
  • the stability of operation of the size detection mechanism including lateral direction width size detection member 310 provided in paper feed cassette 100 can be ensured. Moreover, erroneous detection of the paper size to be used can be avoided to maintain the reliability of operation of the image forming apparatus.
  • side limitation plates 101 a can be placed in the correct positions, thereby ensuring the stability of operation of the size detection mechanism including side limitation plates 101 a.
  • the straightness of paper feed can be improved to maintain the reliability of operation of the image forming apparatus.
  • the biasing member is not limited to coil spring 400 .
  • the same function and effect as that of coil spring 400 can also be obtained by using other known biasing members.
  • the embodiment described above employs the mechanism including at least three members, which are side limitation plates 101 a, link plate 320 and lateral direction width size detection member 310 , as a link mechanism of the size detection mechanism, the configuration including these three members is not limiting.
  • a link mechanism including at least four or more members in which lateral direction width size detection member 310 and link plate 320 are indirectly coupled using a coupling rod 312 , may be applied to the size detection mechanism.
  • lateral direction width size detection member 310 may be coupled to one end side of coupling rod 312 via an engagement shaft P 4 a
  • link plate 320 may be coupled to the other end side of coupling rod 312 via an engagement shaft P 4 b.
  • lateral direction width size detection member 310 and link plate 320 are disposed on the outer surface side of paper feed cassette 100 , thereby preventing a portion of the size detection mechanism from being seen by the user, preventing a portion of the size detection mechanism from being touched by the user, and preventing the bottom sheet of paper from touching a portion of the size detection mechanism. If it is unnecessary to consider these points, however, a configuration in which lateral direction width size detection member 310 and link plate 320 are disposed on the inner side of paper feed cassette 100 can be employed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
US15/198,505 2015-07-02 2016-06-30 Paper Feed Cassette and Image Forming Apparatus Abandoned US20170001816A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-133665 2015-07-02
JP2015133665A JP6296008B2 (ja) 2015-07-02 2015-07-02 給紙カセットおよび画像形成装置

Publications (1)

Publication Number Publication Date
US20170001816A1 true US20170001816A1 (en) 2017-01-05

Family

ID=57683201

Family Applications (1)

Application Number Title Priority Date Filing Date
US15/198,505 Abandoned US20170001816A1 (en) 2015-07-02 2016-06-30 Paper Feed Cassette and Image Forming Apparatus

Country Status (3)

Country Link
US (1) US20170001816A1 (ja)
JP (1) JP6296008B2 (ja)
CN (1) CN106315265B (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200087087A1 (en) * 2018-09-18 2020-03-19 Fuji Xerox Co., Ltd. Recording-material-storing device and image forming apparatus
US11279573B2 (en) 2018-07-13 2022-03-22 Ricoh Company, Ltd. Sheet holder, sheet feeding device incorporating the sheet holder, and image forming apparatus incorporating the sheet holder
US11383943B2 (en) 2019-07-31 2022-07-12 Canon Kabushiki Kaisha Feeding apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110053368A (zh) * 2018-01-19 2019-07-26 致伸科技股份有限公司 纸张尺寸检测模块

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579333A (en) * 1982-08-31 1986-04-01 Konishiroku Photo Industry Co., Ltd. Universal paper feed cassette
US4697803A (en) * 1984-05-15 1987-10-06 Sanyo Electric Co., Ltd. Sheet member feeding cassette
US6985265B2 (en) * 2000-11-13 2006-01-10 Brother Kogyo Kabushiki Kaisha Image forming device and sheet feeding device
US7540677B2 (en) * 2006-05-31 2009-06-02 Xerox Corporation Media tray, printing system and method
US7984901B2 (en) * 2008-08-19 2011-07-26 Kabushiki Kaisha Toshiba Paper feeding cassette
US8185037B2 (en) * 2008-09-06 2012-05-22 Ricoh Company, Limited Sheet feeding device and image forming apparatus including the same
US20160289018A1 (en) * 2015-03-31 2016-10-06 Canon Kabushiki Kaisha Stacking device and image forming apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3829053B2 (ja) * 2000-10-11 2006-10-04 株式会社リコー 用紙サイズ検出装置及びこれを備えた画像形成装置
JP3695313B2 (ja) * 2000-11-13 2005-09-14 ブラザー工業株式会社 画像形成装置および給紙装置
JP3883500B2 (ja) * 2002-02-06 2007-02-21 株式会社リコー シート状媒体の幅検知装置
US7845632B2 (en) * 2006-11-27 2010-12-07 Xerox Corporation Media feeding and width sensing methods and apparatus for printing systems
JP4492657B2 (ja) * 2007-09-14 2010-06-30 富士ゼロックス株式会社 原稿送り装置及び画像形成装置
JP2010024057A (ja) * 2009-11-02 2010-02-04 Fuji Xerox Co Ltd 給紙ユニット
US8387972B1 (en) * 2012-03-05 2013-03-05 Xerox Corporation Paper present sensing for a paper tray through media size sensing board
US8991816B1 (en) * 2013-10-03 2015-03-31 Xerox Corporation Mechanism to detect linear motion using cam path
US9274480B1 (en) * 2014-10-02 2016-03-01 Xerox Corporation Paper tray size sensing mechanism

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4579333A (en) * 1982-08-31 1986-04-01 Konishiroku Photo Industry Co., Ltd. Universal paper feed cassette
US4697803A (en) * 1984-05-15 1987-10-06 Sanyo Electric Co., Ltd. Sheet member feeding cassette
US6985265B2 (en) * 2000-11-13 2006-01-10 Brother Kogyo Kabushiki Kaisha Image forming device and sheet feeding device
US7540677B2 (en) * 2006-05-31 2009-06-02 Xerox Corporation Media tray, printing system and method
US7984901B2 (en) * 2008-08-19 2011-07-26 Kabushiki Kaisha Toshiba Paper feeding cassette
US8185037B2 (en) * 2008-09-06 2012-05-22 Ricoh Company, Limited Sheet feeding device and image forming apparatus including the same
US20160289018A1 (en) * 2015-03-31 2016-10-06 Canon Kabushiki Kaisha Stacking device and image forming apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11279573B2 (en) 2018-07-13 2022-03-22 Ricoh Company, Ltd. Sheet holder, sheet feeding device incorporating the sheet holder, and image forming apparatus incorporating the sheet holder
US20200087087A1 (en) * 2018-09-18 2020-03-19 Fuji Xerox Co., Ltd. Recording-material-storing device and image forming apparatus
US10858206B2 (en) * 2018-09-18 2020-12-08 Fuji Xerox Co., Ltd. Recording-material-storing device and image forming apparatus
US11383943B2 (en) 2019-07-31 2022-07-12 Canon Kabushiki Kaisha Feeding apparatus

Also Published As

Publication number Publication date
CN106315265A (zh) 2017-01-11
JP2017013978A (ja) 2017-01-19
CN106315265B (zh) 2018-12-21
JP6296008B2 (ja) 2018-03-20

Similar Documents

Publication Publication Date Title
US20170001816A1 (en) Paper Feed Cassette and Image Forming Apparatus
US9857748B2 (en) Sheet supporting device
EP3118687B1 (en) Paper feeding apparatus and image forming apparatus adopting the same
JP2007161461A (ja) 給紙装置およびこの給紙装置が適用された画像形成装置
US9217987B2 (en) Image forming apparatus
JP2016113300A (ja) 積載装置及び画像形成装置
US7379701B2 (en) Sheet cassette and image forming apparatus
US9561917B2 (en) Sheet feeding device and image forming apparatus
JP2008207923A (ja) 用紙残量検知機構、給紙装置、画像形成装置
JP4967042B2 (ja) 操作装置、情報処理装置、及び画像形成装置
JP2015072337A (ja) 画像形成装置
JP6181852B2 (ja) シート搬送装置および画像形成装置
CN108255032B (zh) 安装在成像设备主体上的安装装置及包括其的成像设备
JP6023631B2 (ja) シート送り装置およびこれを備えた画像形成装置
US9088687B2 (en) Image scanning apparatus and multi-function apparatus including the same
US9977389B2 (en) Sheet stacking apparatus and image forming apparatus
JP2007145486A (ja) シート材の給送装置、画像形成装置、現金自動預け払い機
JP6439465B2 (ja) 画像形成装置
JP2015067391A (ja) 画像形成装置
JP6252288B2 (ja) 原稿搬送装置および画像形成装置
JP2019137547A (ja) シート収容装置およびこれを備えた画像形成装置
JP7159711B2 (ja) 用紙供給ユニット、画像形成装置
JP2018165213A (ja) シート搬送装置及び画像記録装置
JP5617498B2 (ja) 画像記録装置
JP4587819B2 (ja) 両面印刷装置用中間トレイ

Legal Events

Date Code Title Description
AS Assignment

Owner name: KONICA MINOLTA, INC., JAPAN

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:ICHIKAWA, YOSHITADA;REEL/FRAME:039056/0355

Effective date: 20160519

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER

STPP Information on status: patent application and granting procedure in general

Free format text: NON FINAL ACTION MAILED

STPP Information on status: patent application and granting procedure in general

Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER

STPP Information on status: patent application and granting procedure in general

Free format text: FINAL REJECTION MAILED

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION