DE69423776D1 - Vorrichtung zur vorspannung einer krümmung eines bildträgers für eine übertragungstrommel - Google Patents

Vorrichtung zur vorspannung einer krümmung eines bildträgers für eine übertragungstrommel

Info

Publication number
DE69423776D1
DE69423776D1 DE69423776T DE69423776T DE69423776D1 DE 69423776 D1 DE69423776 D1 DE 69423776D1 DE 69423776 T DE69423776 T DE 69423776T DE 69423776 T DE69423776 T DE 69423776T DE 69423776 D1 DE69423776 D1 DE 69423776D1
Authority
DE
Germany
Prior art keywords
curvation
preloading
image carrier
transmission drum
drum
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
DE69423776T
Other languages
English (en)
Inventor
N Bartholmae
Neal Tompkins
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.)
TR Systems Inc
Original Assignee
TR Systems 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22542044&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69423776(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by TR Systems Inc filed Critical TR Systems Inc
Application granted granted Critical
Publication of DE69423776D1 publication Critical patent/DE69423776D1/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
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
    • B65H5/062—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between rollers or balls
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1665—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat
    • G03G15/167—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer by introducing the second base in the nip formed by the recording member and at least one transfer member, e.g. in combination with bias or heat at least one of the recording member or the transfer member being rotatable during the transfer
    • G03G15/1685—Structure, details of the transfer member, e.g. chemical composition
    • 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
    • G03G15/14—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base
    • G03G15/16—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer
    • G03G15/1695—Apparatus for electrographic processes using a charge pattern for transferring a pattern to a second base of a toner pattern, e.g. a powder pattern, e.g. magnetic transfer with means for preconditioning the paper base before the transfer
    • 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
    • B65H2511/17—Deformation, e.g. stretching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/34—Pressure, e.g. fluid pressure
    • 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"
    • G03G2215/00409—Transfer device
    • 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
    • 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
    • G03G2215/00687—Handling details
    • G03G2215/00704—Curl adding, bending

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
DE69423776T 1993-11-15 1994-11-10 Vorrichtung zur vorspannung einer krümmung eines bildträgers für eine übertragungstrommel Expired - Lifetime DE69423776D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/152,230 US5398107A (en) 1992-09-30 1993-11-15 Apparatus for biasing the curvature of an image carrier on a transfer drum
PCT/US1994/012961 WO1995014258A1 (en) 1993-11-15 1994-11-10 Apparatus for biasing the curvature of an image carrier on a transfer drum

Publications (1)

Publication Number Publication Date
DE69423776D1 true DE69423776D1 (de) 2000-05-04

Family

ID=22542044

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423776T Expired - Lifetime DE69423776D1 (de) 1993-11-15 1994-11-10 Vorrichtung zur vorspannung einer krümmung eines bildträgers für eine übertragungstrommel

Country Status (6)

Country Link
US (1) US5398107A (de)
EP (1) EP0729599B1 (de)
JP (1) JPH09509258A (de)
AU (1) AU1053695A (de)
DE (1) DE69423776D1 (de)
WO (1) WO1995014258A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5442429A (en) * 1992-09-30 1995-08-15 Tr Systems Inc Precuring apparatus and method for reducing voltage required to electrostatically material to an arcuate surface
JP3039744B2 (ja) * 1993-11-19 2000-05-08 キヤノン株式会社 画像形成装置
JPH08146784A (ja) * 1994-11-21 1996-06-07 Mita Ind Co Ltd 多方向駆動機構およびこれを用いた画像形成機の転写装置
JP3198836B2 (ja) * 1994-12-02 2001-08-13 ミノルタ株式会社 中間転写体
US6657741B1 (en) * 1995-08-07 2003-12-02 Tr Systems, Inc. Multiple print engine system with selectively distributed ripped pages
US6035103A (en) 1995-08-07 2000-03-07 T/R Systems Color correction for multiple print engine system with half tone and bi-level printing
US7027187B1 (en) 1995-08-07 2006-04-11 Electronics For Imaging, Inc. Real time calibration of a marking engine in a print system
US6977752B1 (en) * 1995-08-07 2005-12-20 Electronics For Imaging, Inc. Method and apparatus for determining toner level in electrophotographic print engines
US7046391B1 (en) 1995-08-07 2006-05-16 Electronics For Imaging, Inc. Method and apparatus for providing a color-balanced multiple print engine
JP3385300B2 (ja) * 1997-03-14 2003-03-10 シャープ株式会社 画像形成装置
JP3370907B2 (ja) * 1997-08-11 2003-01-27 シャープ株式会社 転写装置
US6002913A (en) * 1998-11-05 1999-12-14 Xerox Corporation Xerographic fuser module with integral sheet decurler
US7274902B2 (en) * 2005-03-30 2007-09-25 Hewlett-Packard Development Company, L.P. Printer transfer member
US8544386B2 (en) * 2006-09-12 2013-10-01 Xerox Corporation Interposer having decurler

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890040A (en) * 1971-12-27 1975-06-17 Xerox Corp Induction imaging apparatus
US3976370A (en) * 1973-12-03 1976-08-24 Xerox Corporation Belt transfer and fusing system
US3832053A (en) * 1973-12-03 1974-08-27 Xerox Corp Belt transfer system
US3847478A (en) * 1973-12-17 1974-11-12 Xerox Corp Segmented bias roll
US4379630A (en) * 1980-04-01 1983-04-12 Olympus Optical Company Limited Transfer roller for electrophotographic apparatus
US4475896A (en) * 1981-12-02 1984-10-09 Xerox Corporation Curling/decurling method and mechanism
US4926358A (en) * 1987-05-20 1990-05-15 Ricoh Company, Ltd. System for controlling curls of a paper
JP2672528B2 (ja) * 1987-10-20 1997-11-05 株式会社東芝 転写装置
US4984025A (en) * 1989-02-06 1991-01-08 Spectrum Sciences B.V. Imaging system with intermediate transfer member
US4999677A (en) * 1989-02-06 1991-03-12 Spectrum Sciences B.V. Imaging system with rigidizer
US5028964A (en) * 1989-02-06 1991-07-02 Spectrum Sciences B.V. Imaging system with rigidizer and intermediate transfer member
US4974027A (en) * 1989-02-06 1990-11-27 Spectrum Sciences B.V. Imaging system with compactor and squeegee
JP2702598B2 (ja) * 1990-09-28 1998-01-21 シャープ株式会社 電子写真装置
JPH04243765A (ja) * 1991-01-23 1992-08-31 Canon Inc 排紙装置
US5156915A (en) * 1991-11-26 1992-10-20 Eastman Kodak Company Moisture stable polyurethane biasable members

Also Published As

Publication number Publication date
WO1995014258A1 (en) 1995-05-26
AU1053695A (en) 1995-06-06
JPH09509258A (ja) 1997-09-16
US5398107A (en) 1995-03-14
EP0729599A1 (de) 1996-09-04
EP0729599B1 (de) 2000-03-29

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Legal Events

Date Code Title Description
8332 No legal effect for de