DE69124270T2 - Vorrichtung zur Beseitigung von Blattwellungen - Google Patents

Vorrichtung zur Beseitigung von Blattwellungen

Info

Publication number
DE69124270T2
DE69124270T2 DE69124270T DE69124270T DE69124270T2 DE 69124270 T2 DE69124270 T2 DE 69124270T2 DE 69124270 T DE69124270 T DE 69124270T DE 69124270 T DE69124270 T DE 69124270T DE 69124270 T2 DE69124270 T2 DE 69124270T2
Authority
DE
Germany
Prior art keywords
leaf curl
eliminating
eliminating leaf
curl
leaf
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 - Lifetime
Application number
DE69124270T
Other languages
English (en)
Other versions
DE69124270D1 (de
Inventor
Riccardo Forlani
Michele Olivero
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.)
Olivetti Canon Industriale SpA
Original Assignee
Olivetti Canon Industriale SpA
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 Olivetti Canon Industriale SpA filed Critical Olivetti Canon Industriale SpA
Application granted granted Critical
Publication of DE69124270D1 publication Critical patent/DE69124270D1/de
Publication of DE69124270T2 publication Critical patent/DE69124270T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G03G15/6573—Feeding path after the fixing point and up to the discharge tray or the finisher, e.g. special treatment of copy material to compensate for effects from the fixing
    • G03G15/6576—Decurling of sheet material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/34—Apparatus for taking-out curl from webs
    • 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
    • G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • G03G15/2003—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
    • G03G15/2014—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
    • G03G15/2064—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat combined with pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/512—Changing form of handled material
    • B65H2301/5125—Restoring form
    • B65H2301/51256—Removing waviness or curl, smoothing
    • B65H2301/512565—Removing waviness or curl, smoothing involving tri-roller arrangement
    • 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
    • G03G2215/00421—Discharging tray, e.g. devices stabilising the quality of the copy medium, postfixing-treatment, inverting, sorting
    • 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
    • G03G2215/00662—Decurling device
DE69124270T 1990-11-06 1991-11-01 Vorrichtung zur Beseitigung von Blattwellungen Expired - Lifetime DE69124270T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT06786690A IT1247776B (it) 1990-11-06 1990-11-06 Dispositivo per annullare la curvatura di fogli

Publications (2)

Publication Number Publication Date
DE69124270D1 DE69124270D1 (de) 1997-02-27
DE69124270T2 true DE69124270T2 (de) 1997-06-19

Family

ID=11305918

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69109809T Expired - Lifetime DE69109809T2 (de) 1990-11-06 1991-11-01 Vorrichtung zur Beseitigung von Blattwellungen.
DE69124270T Expired - Lifetime DE69124270T2 (de) 1990-11-06 1991-11-01 Vorrichtung zur Beseitigung von Blattwellungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69109809T Expired - Lifetime DE69109809T2 (de) 1990-11-06 1991-11-01 Vorrichtung zur Beseitigung von Blattwellungen.

Country Status (5)

Country Link
US (1) US5187527A (de)
EP (2) EP0485123B1 (de)
JP (1) JPH04341455A (de)
DE (2) DE69109809T2 (de)
IT (1) IT1247776B (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325164A (en) * 1991-10-24 1994-06-28 Konica Corporation Fixing device with pulling rollers
JPH05181383A (ja) * 1991-10-29 1993-07-23 Konica Corp 定着装置
US5357327A (en) * 1992-04-06 1994-10-18 Xerox Corporation Sheet decurling system including cross-curl
US5459560A (en) * 1992-09-30 1995-10-17 T/R Systems, Inc. Buried electrode drum for an electrophotographic print engine with controlled resistivity layer
JP2500414B2 (ja) * 1992-12-11 1996-05-29 日本電気株式会社 電子写真装置の用紙送り機構
JPH07160137A (ja) * 1993-12-01 1995-06-23 Hitachi Ltd 定着装置及び定着方法並びに記録装置
DE19519458C2 (de) * 1994-05-27 2001-09-06 Hitachi Koki Kk Fixierungseinheit
US5519481A (en) * 1994-10-11 1996-05-21 Xerox Corporation Adaptive decurler for selective decurling of localized image areas
DE19654976C2 (de) * 1995-05-09 2003-12-24 Sharp Kk Druckvorrichtung für beidseitige Kopien
US5749040A (en) * 1995-07-20 1998-05-05 Canon Kabushiki Kaisha Image forming apparatus capable of correcting curl of sheet
US5961111A (en) * 1996-10-29 1999-10-05 Sharp Kabushiki Kaisha Sheet feeding device for a duplex image forming apparatus
JPH10230654A (ja) * 1997-02-19 1998-09-02 Alps Electric Co Ltd プリンタ
JP3551683B2 (ja) * 1997-02-28 2004-08-11 ブラザー工業株式会社 画像形成装置における定着装置
US6160982A (en) * 1999-10-04 2000-12-12 Xerox Corporation Copy sheet distortion-removing fusing apparatus
JP2003076182A (ja) * 2001-06-22 2003-03-14 Ricoh Co Ltd 定着装置および画像形成装置
JP3912127B2 (ja) * 2002-02-05 2007-05-09 コニカミノルタホールディングス株式会社 画像形成装置
JP2003295657A (ja) * 2002-04-04 2003-10-15 Konica Corp 定着装置
US7062218B2 (en) * 2002-08-29 2006-06-13 Xerox Corporation Quad-roll decurler
US20050201786A1 (en) * 2003-11-27 2005-09-15 Takuya Ito Sheet processing apparatus, automatic document feeder and image forming apparatus
JP4507882B2 (ja) * 2005-01-07 2010-07-21 船井電機株式会社 プリンタ装置
US8073371B2 (en) * 2006-01-17 2011-12-06 Ricoh Company, Ltd. Image forming apparatus which corrects the curl of a discharge sheet
JP2008046168A (ja) * 2006-08-10 2008-02-28 Canon Inc 画像形成装置
TWI397498B (zh) * 2010-11-24 2013-06-01 Avision Inc 紙張整平機構及使用其之列印設備
JP6204275B2 (ja) * 2014-06-12 2017-09-27 京セラドキュメントソリューションズ株式会社 画像形成装置
JP2016177085A (ja) * 2015-03-19 2016-10-06 株式会社リコー 定着装置および画像形成装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4326915A (en) * 1979-11-15 1982-04-27 Xerox Corporation Sheet de-curler
JPS6044217B2 (ja) * 1980-06-16 1985-10-02 松下電送株式会社 記録紙のカ−ル取り装置
US4475896A (en) * 1981-12-02 1984-10-09 Xerox Corporation Curling/decurling method and mechanism
JPS5997169A (ja) * 1982-11-25 1984-06-04 Mita Ind Co Ltd 静電写真複写機の定着装置
US4505695A (en) * 1983-04-18 1985-03-19 Xerox Corporation Sheet decurling mechanism
US4571054A (en) * 1983-06-01 1986-02-18 Xerox Corporation Post-fuser copy sheet decurler
JPS6083978A (ja) * 1983-10-14 1985-05-13 Toshiba Corp 定着装置
US4652110A (en) * 1984-02-29 1987-03-24 Canon Kabushiki Kaisha Image recording apparatus
US4591259A (en) * 1985-04-01 1986-05-27 Xerox Corporation Tri-pass baffle decurler
US4632533A (en) * 1985-04-01 1986-12-30 Xerox Corporation Off-set nip roll decurler
JPS61239274A (ja) * 1985-04-16 1986-10-24 Minolta Camera Co Ltd 定着装置
JPS6241768U (de) * 1985-08-28 1987-03-12
JPS6175369A (ja) * 1985-08-30 1986-04-17 Mita Ind Co Ltd 複写機の複写紙搬送装置
JP2565878B2 (ja) * 1986-10-16 1996-12-18 株式会社東芝 電子複写機
JPS63147765A (ja) * 1986-12-09 1988-06-20 Canon Inc 画像形成装置
JPS63276077A (ja) * 1987-05-07 1988-11-14 Matsushita Electric Ind Co Ltd 定着装置
DE3854801T2 (de) * 1987-06-16 1996-06-13 Canon Kk Bildfixiergerät
JPH01317950A (ja) * 1988-06-16 1989-12-22 Fuji Xerox Co Ltd 画像形成装置の定着装置
JPH02225257A (ja) * 1989-02-23 1990-09-07 Canon Inc カール除去装置

Also Published As

Publication number Publication date
IT1247776B (it) 1994-12-30
DE69109809D1 (de) 1995-06-22
DE69109809T2 (de) 1995-10-05
IT9067866A0 (it) 1990-11-06
IT9067866A1 (it) 1992-05-06
US5187527A (en) 1993-02-16
JPH04341455A (ja) 1992-11-27
EP0485123A2 (de) 1992-05-13
EP0485123B1 (de) 1995-05-17
EP0616264A1 (de) 1994-09-21
DE69124270D1 (de) 1997-02-27
EP0485123A3 (en) 1992-11-19
EP0616264B1 (de) 1997-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8328 Change in the person/name/address of the agent

Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN