DE69218899T2 - Blattwellungskontrollgerät - Google Patents

Blattwellungskontrollgerät

Info

Publication number
DE69218899T2
DE69218899T2 DE69218899T DE69218899T DE69218899T2 DE 69218899 T2 DE69218899 T2 DE 69218899T2 DE 69218899 T DE69218899 T DE 69218899T DE 69218899 T DE69218899 T DE 69218899T DE 69218899 T2 DE69218899 T2 DE 69218899T2
Authority
DE
Germany
Prior art keywords
control device
curl control
blade curl
blade
curl
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
DE69218899T
Other languages
English (en)
Other versions
DE69218899D1 (de
Inventor
Andrew F Wyer
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.)
Xerox Corp
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Publication of DE69218899D1 publication Critical patent/DE69218899D1/de
Application granted granted Critical
Publication of DE69218899T2 publication Critical patent/DE69218899T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • 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
    • B65H2701/19—Specific article or web
    • B65H2701/1912—Banknotes, bills and cheques or the like
    • 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
    • G03G2215/00367—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
    • 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
    • G03G2215/00611—Detector details, e.g. optical detector
    • 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
    • G03G2215/00611—Detector details, e.g. optical detector
    • G03G2215/00616—Optical detector
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
  • Controlling Sheets Or Webs (AREA)
DE69218899T 1991-12-12 1992-11-25 Blattwellungskontrollgerät Expired - Fee Related DE69218899T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919126401A GB9126401D0 (en) 1991-12-12 1991-12-12 Sheet curl control apparatus

Publications (2)

Publication Number Publication Date
DE69218899D1 DE69218899D1 (de) 1997-05-15
DE69218899T2 true DE69218899T2 (de) 1997-11-06

Family

ID=10706143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69218899T Expired - Fee Related DE69218899T2 (de) 1991-12-12 1992-11-25 Blattwellungskontrollgerät

Country Status (5)

Country Link
US (1) US5270778A (de)
EP (1) EP0546717B1 (de)
JP (1) JPH05238624A (de)
DE (1) DE69218899T2 (de)
GB (1) GB9126401D0 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004054501A1 (de) * 2004-11-11 2006-05-24 Daimlerchrysler Ag Vorrichtung zur Erfassung der Welligkeit eines Sicherheitsgurtbandes

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454556A (en) * 1994-01-06 1995-10-03 Xerox Corporation Curl detection through pneumatic acquisition sensing
US5572308A (en) * 1994-03-24 1996-11-05 Canon Kabushiki Kaisha Image forming apparatus with curl forming means
US5933697A (en) * 1994-03-24 1999-08-03 Canon Kabushiki Kaisha Image forming apparatus with curl generating means
US5548389A (en) * 1994-12-19 1996-08-20 Xerox Corporation Variable position stripper system for curl reduction
US5641374A (en) * 1995-03-16 1997-06-24 Minnesota Mining And Manufacturing Company Apparatus and method for preventing defects during the lamination of materials
DE19654976C2 (de) * 1995-05-09 2003-12-24 Sharp Kk Druckvorrichtung für beidseitige Kopien
JP3268727B2 (ja) * 1996-05-16 2002-03-25 キヤノン株式会社 画像形成装置
US5961111A (en) * 1996-10-29 1999-10-05 Sharp Kabushiki Kaisha Sheet feeding device for a duplex image forming apparatus
JP2000095411A (ja) * 1998-09-18 2000-04-04 Canon Inc シート搬送装置及び画像形成装置
US6657744B2 (en) 1998-12-30 2003-12-02 Pitney Bowes Inc. Message structure for a print stream determining and analysis system
US6314268B1 (en) 2000-10-05 2001-11-06 Xerox Corporation Tri-roll decurler
US6908242B2 (en) * 2001-12-04 2005-06-21 Seiko Epson Corporation Roll paper curl correction device and record apparatus with the roll paper curl correction device
US7300055B2 (en) * 2003-04-17 2007-11-27 Kyocera Mita Corporation Image forming apparatus
JP4467456B2 (ja) * 2005-03-31 2010-05-26 京セラミタ株式会社 画像形成装置の用紙搬送機構
JP4720620B2 (ja) 2006-05-30 2011-07-13 コニカミノルタビジネステクノロジーズ株式会社 カール補正装置及びこれを備えた画像形成装置
US7545519B2 (en) * 2006-07-20 2009-06-09 Xerox Corporation Lead edge sheet curl sensor
US8023837B2 (en) * 2006-10-18 2011-09-20 Canon Kabushiki Kaisha Image forming apparatus capable of preventing a sheet jamming during detected abnormal situations
US8422036B2 (en) * 2009-12-24 2013-04-16 Xerox Corporation Edge sensing apparatus and method reducing sheet fly height error
JP5604881B2 (ja) * 2010-01-15 2014-10-15 株式会社リコー 定着装置および画像形成装置
US9309074B1 (en) * 2014-12-18 2016-04-12 Xerox Corporation Sheet height sensor and adjuster

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1384381A (en) * 1971-03-27 1975-02-19 Masson Scott Thrissell Eng Ltd Curl corrector apparatus
GB8315732D0 (en) * 1983-06-08 1983-07-13 Xerox Corp Sheet curl control apparatus
GB2141112B (en) * 1983-06-08 1987-03-18 Xerox Corp Controlling curling of sheets
JPS6052459A (ja) * 1983-08-31 1985-03-25 Fuji Xerox Co Ltd 複写機の用紙搬送装置
JP2565878B2 (ja) * 1986-10-16 1996-12-18 株式会社東芝 電子複写機
JPS63188177A (ja) * 1987-01-30 1988-08-03 Matsushita Electric Ind Co Ltd 定着装置
US4926358A (en) * 1987-05-20 1990-05-15 Ricoh Company, Ltd. System for controlling curls of a paper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004054501A1 (de) * 2004-11-11 2006-05-24 Daimlerchrysler Ag Vorrichtung zur Erfassung der Welligkeit eines Sicherheitsgurtbandes
DE102004054501B4 (de) * 2004-11-11 2007-04-05 Daimlerchrysler Ag Vorrichtung zur Erfassung der Welligkeit eines Sicherheitsgurtbandes

Also Published As

Publication number Publication date
EP0546717A2 (de) 1993-06-16
EP0546717B1 (de) 1997-04-09
EP0546717A3 (en) 1994-11-09
US5270778A (en) 1993-12-14
GB9126401D0 (en) 1992-02-12
DE69218899D1 (de) 1997-05-15
JPH05238624A (ja) 1993-09-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee