JP5460222B2 - 画像形成装置及びシート搬送方法 - Google Patents

画像形成装置及びシート搬送方法 Download PDF

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Publication number
JP5460222B2
JP5460222B2 JP2009231326A JP2009231326A JP5460222B2 JP 5460222 B2 JP5460222 B2 JP 5460222B2 JP 2009231326 A JP2009231326 A JP 2009231326A JP 2009231326 A JP2009231326 A JP 2009231326A JP 5460222 B2 JP5460222 B2 JP 5460222B2
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JP
Japan
Prior art keywords
sheet
skew
image
unit
amount
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.)
Expired - Fee Related
Application number
JP2009231326A
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English (en)
Japanese (ja)
Other versions
JP2011081066A (ja
JP2011081066A5 (https=
Inventor
哲史 齋藤
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP2009231326A priority Critical patent/JP5460222B2/ja
Priority to US12/897,204 priority patent/US8433233B2/en
Publication of JP2011081066A publication Critical patent/JP2011081066A/ja
Publication of JP2011081066A5 publication Critical patent/JP2011081066A5/ja
Application granted granted Critical
Publication of JP5460222B2 publication Critical patent/JP5460222B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • B65H7/08—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 front register
    • 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
    • B65H2404/141—Roller pairs with particular shape of cross profile
    • B65H2404/1411—D-shape / cylindrical
    • 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
    • B65H2511/24—Irregularities, e.g. in orientation or skewness
    • 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
    • B65H2511/50—Occurence
    • B65H2511/51—Presence
    • B65H2511/514—Particular portion of element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B65H2513/11—Speed angular
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2557/00—Means for control not provided for in groups B65H2551/00 - B65H2555/00
    • B65H2557/50—Use of particular electromagnetic waves, e.g. light, radiowaves or microwaves
    • B65H2557/51—Laser
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/13—Parts concerned of the handled material
    • B65H2701/131—Edges
    • B65H2701/1311—Edges leading edge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/13—Parts concerned of the handled material
    • B65H2701/131—Edges
    • B65H2701/1313—Edges trailing edge
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Registering Or Overturning Sheets (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Controlling Sheets Or Webs (AREA)
JP2009231326A 2009-10-05 2009-10-05 画像形成装置及びシート搬送方法 Expired - Fee Related JP5460222B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009231326A JP5460222B2 (ja) 2009-10-05 2009-10-05 画像形成装置及びシート搬送方法
US12/897,204 US8433233B2 (en) 2009-10-05 2010-10-04 Image forming apparatus and sheet conveying method that correct for skew of sheet conveyed to image forming unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009231326A JP5460222B2 (ja) 2009-10-05 2009-10-05 画像形成装置及びシート搬送方法

Publications (3)

Publication Number Publication Date
JP2011081066A JP2011081066A (ja) 2011-04-21
JP2011081066A5 JP2011081066A5 (https=) 2012-11-15
JP5460222B2 true JP5460222B2 (ja) 2014-04-02

Family

ID=43823281

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009231326A Expired - Fee Related JP5460222B2 (ja) 2009-10-05 2009-10-05 画像形成装置及びシート搬送方法

Country Status (2)

Country Link
US (1) US8433233B2 (https=)
JP (1) JP5460222B2 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5845572B2 (ja) * 2010-01-19 2016-01-20 株式会社リコー 画像形成装置、画像形成プログラム、記録媒体
EP2796928B1 (en) 2011-03-31 2015-12-30 Fujifilm Corporation Lithographic printing plate precursor and method of preparing the same
JP6028553B2 (ja) * 2011-12-21 2016-11-16 株式会社リコー 記録媒体搬送装置、画像形成装置、記録媒体搬送方法、画像形成システム
JP6366219B2 (ja) * 2012-08-07 2018-08-01 キヤノン株式会社 画像形成装置
JP6891523B2 (ja) * 2017-02-08 2021-06-18 コニカミノルタ株式会社 画像形成装置および搬送制御方法
JP6922378B2 (ja) * 2017-04-24 2021-08-18 コニカミノルタ株式会社 画像形成装置および搬送制御方法
EP3422108A1 (en) * 2017-04-24 2019-01-02 Konica Minolta, Inc. Image forming apparatus and conveyance control method
JP7056044B2 (ja) * 2017-09-11 2022-04-19 コニカミノルタ株式会社 用紙処理装置、画像形成システム及びプログラム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1032682A (ja) 1996-07-17 1998-02-03 Canon Inc 複写装置及びその原稿斜行補正方法
JP2005089010A (ja) * 2003-09-11 2005-04-07 Ricoh Co Ltd 画像形成装置および画像形成方法
JP2005335940A (ja) * 2004-05-31 2005-12-08 Murata Mach Ltd シート状部材搬送装置
JP4316511B2 (ja) * 2005-01-24 2009-08-19 シャープ株式会社 画像形成装置、画像形成装置の制御プログラム及び記録媒体
JP4641460B2 (ja) * 2005-07-28 2011-03-02 キヤノン株式会社 シート搬送装置及び画像形成装置並びに画像読取装置
JP4724603B2 (ja) * 2006-05-26 2011-07-13 キヤノン株式会社 シート搬送装置、画像形成装置及び画像読取装置
US20090162119A1 (en) * 2007-12-20 2009-06-25 Xerox Corporation Method for image to paper (iop) registration: image one to image two error compensation

Also Published As

Publication number Publication date
JP2011081066A (ja) 2011-04-21
US20110081181A1 (en) 2011-04-07
US8433233B2 (en) 2013-04-30

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