KR102874834B1 - 화상 형성 장치 - Google Patents

화상 형성 장치

Info

Publication number
KR102874834B1
KR102874834B1 KR1020210070879A KR20210070879A KR102874834B1 KR 102874834 B1 KR102874834 B1 KR 102874834B1 KR 1020210070879 A KR1020210070879 A KR 1020210070879A KR 20210070879 A KR20210070879 A KR 20210070879A KR 102874834 B1 KR102874834 B1 KR 102874834B1
Authority
KR
South Korea
Prior art keywords
sheet
pair
unit
image forming
rollers
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.)
Active
Application number
KR1020210070879A
Other languages
English (en)
Korean (ko)
Other versions
KR20210148949A (ko
Inventor
아츠시 요시다
겐이치 히로타
Original Assignee
캐논 가부시끼가이샤
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 캐논 가부시끼가이샤 filed Critical 캐논 가부시끼가이샤
Publication of KR20210148949A publication Critical patent/KR20210148949A/ko
Application granted granted Critical
Publication of KR102874834B1 publication Critical patent/KR102874834B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • B65H7/10—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 incorrect side register
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H9/00—Registering, e.g. orientating, articles; Devices therefor
    • B65H9/002—Registering, e.g. orientating, articles; Devices therefor changing orientation of sheet by only controlling movement of the forwarding means, i.e. without the use of stop or register wall
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/23—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 specially adapted for copying both sides of an original or for copying on both sides of a recording or image-receiving material
    • G03G15/231—Arrangements for copying on both sides of a recording or image-receiving material
    • G03G15/232—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member
    • G03G15/234—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member by inverting and refeeding the image receiving material with an image on one face to the recording member to transfer a second image on its second face, e.g. by using a duplex tray; Details of duplex trays or inverters
    • G03G15/235—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member by inverting and refeeding the image receiving material with an image on one face to the recording member to transfer a second image on its second face, e.g. by using a duplex tray; Details of duplex trays or inverters the image receiving member being preconditioned before transferring the second image, e.g. decurled, or the second image being formed with different operating parameters, e.g. a different fixing temperature
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6502—Supplying of sheet copy material; Cassettes therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6558—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point
    • G03G15/6561—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point for sheet registration
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6558—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point
    • G03G15/6561—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point for sheet registration
    • G03G15/6564—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point for sheet registration with correct timing of sheet feeding
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6558—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point
    • G03G15/6567—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point for deskewing or aligning
    • 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
    • B65H2404/10—Rollers
    • B65H2404/14—Roller pairs
    • B65H2404/142—Roller pairs arranged on movable frame
    • B65H2404/1424—Roller pairs arranged on movable frame moving in parallel to their axis
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/65—Apparatus which relate to the handling of copy material
    • G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
    • G03G15/6579—Refeeding path for composite copying
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00367—The feeding path segment where particular handling of the copy medium occurs, segments being adjacent and non-overlapping. Each segment is identified by the most downstream point in the segment, so that for instance the segment labelled "Fixing device" is referring to the path between the "Transfer device" and the "Fixing device"
    • G03G2215/00417—Post-fixing device
    • G03G2215/0043—Refeeding path
    • G03G2215/00438—Inverter of refeeding path
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00556—Control of copy medium feeding
    • G03G2215/00561—Aligning or deskewing
    • G03G2215/00565—Mechanical details
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
    • G03G2215/00535—Stable handling of copy medium
    • G03G2215/00679—Conveying means details, e.g. roller

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Registering Or Overturning Sheets (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Paper Feeding For Electrophotography (AREA)
KR1020210070879A 2020-06-01 2021-06-01 화상 형성 장치 Active KR102874834B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020095408A JP2021187631A (ja) 2020-06-01 2020-06-01 画像形成装置
JPJP-P-2020-095408 2020-06-01

Publications (2)

Publication Number Publication Date
KR20210148949A KR20210148949A (ko) 2021-12-08
KR102874834B1 true KR102874834B1 (ko) 2025-10-23

Family

ID=75977618

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020210070879A Active KR102874834B1 (ko) 2020-06-01 2021-06-01 화상 형성 장치

Country Status (5)

Country Link
US (2) US12007711B2 (enExample)
EP (2) EP4220305B1 (enExample)
JP (2) JP2021187631A (enExample)
KR (1) KR102874834B1 (enExample)
CN (2) CN113759679B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021187631A (ja) 2020-06-01 2021-12-13 キヤノン株式会社 画像形成装置
JP7589582B2 (ja) * 2021-02-22 2024-11-26 富士フイルムビジネスイノベーション株式会社 検出装置、及び画像形成装置
JP2023080389A (ja) * 2021-11-30 2023-06-09 キヤノン株式会社 画像形成装置
DE102022112359A1 (de) 2022-05-17 2023-11-23 Manz Ag Prozessanlage zur Prozessanwendung an einem Werkstück sowie Verfahren Prozessanwendung an dem Werkstück

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011006232A (ja) * 2009-06-29 2011-01-13 Canon Inc シート搬送装置及び画像形成装置
JP2012056668A (ja) * 2010-09-07 2012-03-22 Canon Inc 画像形成装置
JP2017145091A (ja) * 2016-02-16 2017-08-24 キヤノン株式会社 画像形成装置

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4635920A (en) * 1984-07-20 1987-01-13 Ricoh Company, Ltd. Selective sheet loading apparatus
US4823159A (en) * 1985-04-25 1989-04-18 Canon Kabushiki Kaisha Image forming apparatus
US4878656A (en) 1987-03-20 1989-11-07 Canon Kabushiki Kaisha Sheet finisher
US5018716A (en) 1988-03-11 1991-05-28 Canon Kabushiki Kaisha Sheet transporting apparatus with control means
EP0383345B1 (en) 1989-02-17 1995-05-03 Canon Kabushiki Kaisha Image forming apparatus
US5351112A (en) 1992-01-13 1994-09-27 Canon Kabushiki Kaisha Original feeding apparatus and image forming system with it
US5442431A (en) 1992-04-22 1995-08-15 Canon Kabushiki Kaisha Automatic original feeding apparatus of original side-by-side mount type
US5671917A (en) 1992-06-26 1997-09-30 Canon Aptex Inc. Original convey apparatus with last original detection sensor
US6032949A (en) * 1995-10-03 2000-03-07 Canon Kabushiki Kaisha Sheet conveying device and sheet processing apparatus
JP3745045B2 (ja) 1996-09-30 2006-02-15 キヤノン株式会社 原稿表裏反転装置を備える原稿搬送装置及び画像形成装置
US6021305A (en) 1996-09-30 2000-02-01 Canon Kabushiki Kaisha Sheet original conveying apparatus for duplex copying
JP3627401B2 (ja) * 1996-10-28 2005-03-09 富士ゼロックス株式会社 用紙反転装置
US5732620A (en) * 1997-04-11 1998-03-31 Xerox Corporation Stalled sheet pulling and crushing apparatus in an electrostatographic machine
JPH1138693A (ja) * 1997-07-22 1999-02-12 Copyer Co Ltd 画像形成装置
JP3771780B2 (ja) * 2000-06-27 2006-04-26 京セラ株式会社 シート反転ユニット
JP2001206646A (ja) * 2000-12-05 2001-07-31 Fuji Xerox Co Ltd 画像形成装置
JP2006036483A (ja) 2004-07-28 2006-02-09 Brother Ind Ltd 画像記録装置
JP2006062851A (ja) * 2004-08-27 2006-03-09 Murata Mach Ltd 画像形成装置
JP4644516B2 (ja) * 2005-04-18 2011-03-02 株式会社リコー 画像形成装置
JP4785474B2 (ja) * 2005-09-13 2011-10-05 キヤノン株式会社 シート処理装置、および画像形成装置
JP4764282B2 (ja) 2006-08-08 2011-08-31 キヤノン株式会社 シート搬送装置及び画像形成装置
JP4842877B2 (ja) 2006-08-22 2011-12-21 株式会社リコー シート整合装置、およびそれを用いた画像形成装置
EP1892582B1 (en) 2006-08-22 2010-10-06 Ricoh Company, Ltd. Sheet Aligning Device and Image Forming Apparatus Including the Same
US20080251998A1 (en) 2007-04-11 2008-10-16 Takayuki Muneyasu Sheet aligning device and image forming apparatus using the same
JP4941669B2 (ja) 2007-12-12 2012-05-30 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置
JP5349989B2 (ja) 2009-01-29 2013-11-20 キヤノン株式会社 画像形成装置
JP5721399B2 (ja) 2010-11-10 2015-05-20 キヤノン株式会社 シート搬送装置及び画像形成装置
JP5822585B2 (ja) 2011-07-28 2015-11-24 キヤノン株式会社 画像形成装置
JP6098877B2 (ja) * 2012-06-13 2017-03-22 株式会社リコー シート材位置補正装置、及び、画像形成装置
JP5765302B2 (ja) * 2012-08-17 2015-08-19 コニカミノルタ株式会社 画像形成装置
JP5983686B2 (ja) 2014-07-23 2016-09-06 コニカミノルタ株式会社 用紙搬送装置及び画像形成装置
US9348291B2 (en) * 2014-10-10 2016-05-24 Ricoh Company, Ltd. Image forming apparatus and image forming system with correction mechanism
JP2016110037A (ja) * 2014-12-10 2016-06-20 株式会社リコー 画像形成装置
JP6546475B2 (ja) 2015-08-12 2019-07-17 キヤノン株式会社 画像形成装置
JP2017057019A (ja) 2015-09-14 2017-03-23 キヤノン株式会社 シート搬送装置及び画像形成装置
US10197961B2 (en) * 2016-02-16 2019-02-05 Canon Kabushiki Kaisha Image forming apparatus
JP6669395B2 (ja) 2016-03-30 2020-03-18 キヤノン株式会社 シート搬送装置及び画像形成装置
JP6808367B2 (ja) * 2016-06-16 2021-01-06 キヤノン株式会社 画像形成装置、及びその制御方法
JP6938287B2 (ja) * 2017-09-06 2021-09-22 キヤノン株式会社 画像形成装置
US11231672B2 (en) * 2017-09-28 2022-01-25 Canon Kabushiki Kaisha Image forming apparatus
JP7027780B2 (ja) * 2017-10-04 2022-03-02 コニカミノルタ株式会社 画像形成装置及び制御方法
JP7085133B2 (ja) * 2017-11-29 2022-06-16 株式会社リコー 搬送装置、画像形成装置
EP3492411B1 (en) * 2017-11-29 2024-02-14 Ricoh Company, Ltd. Sheet conveying device and image forming apparatus incorporating the sheet conveying device
JP7004247B2 (ja) * 2018-02-08 2022-01-21 株式会社リコー 画像形成装置
JP7175684B2 (ja) 2018-09-13 2022-11-21 キヤノン株式会社 測定装置及び画像形成システム
US11548757B2 (en) 2019-07-12 2023-01-10 Canon Kabushiki Kaisha Image forming apparatus
JP7451104B2 (ja) 2019-08-01 2024-03-18 キヤノン株式会社 画像形成装置
JP2021187631A (ja) 2020-06-01 2021-12-13 キヤノン株式会社 画像形成装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011006232A (ja) * 2009-06-29 2011-01-13 Canon Inc シート搬送装置及び画像形成装置
JP2012056668A (ja) * 2010-09-07 2012-03-22 Canon Inc 画像形成装置
JP2017145091A (ja) * 2016-02-16 2017-08-24 キヤノン株式会社 画像形成装置

Also Published As

Publication number Publication date
KR20210148949A (ko) 2021-12-08
US12007711B2 (en) 2024-06-11
EP4220305B1 (en) 2025-10-22
EP3923081B1 (en) 2023-04-19
US20230341804A1 (en) 2023-10-26
JP2025003738A (ja) 2025-01-09
JP2021187631A (ja) 2021-12-13
EP3923081A1 (en) 2021-12-15
CN117008435A (zh) 2023-11-07
CN113759679A (zh) 2021-12-07
CN113759679B (zh) 2023-07-28
EP4220305A2 (en) 2023-08-02
EP4220305A3 (en) 2023-08-09
US20210373477A1 (en) 2021-12-02

Similar Documents

Publication Publication Date Title
KR102874834B1 (ko) 화상 형성 장치
US11603278B2 (en) Sheet control for image forming apparatus
JP5990034B2 (ja) シート搬送装置及び画像形成装置
US20170291782A1 (en) Sheet conveying apparatus and image forming apparatus
JP5121327B2 (ja) 画像形成装置
JP2017223863A (ja) 画像形成装置、及びその制御方法
JP2015000787A (ja) シート搬送装置及び画像形成装置
JP2014038241A (ja) 画像形成装置
US12344504B2 (en) Image forming apparatus
JP7703343B2 (ja) 画像形成装置
JP2023028402A (ja) 画像形成装置
US12411448B2 (en) Image forming apparatus
US20250019194A1 (en) Sheet conveying apparatus and image forming apparatus
JP5332154B2 (ja) 画像形成装置
US20240012355A1 (en) Image forming apparatus
JP2025082471A (ja) シート搬送装置及び画像形成装置
JP2025129487A (ja) 画像形成装置
JP2025086826A (ja) 画像形成装置
JP6123255B2 (ja) シート搬送装置及び画像形成装置
JP2014061989A (ja) 画像形成装置
JP2016050108A (ja) 画像形成装置
JP2015172693A (ja) 画像形成装置

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601