DE3064958D1 - Document copying method and apparatus which corrects for positional errors of a transferable image - Google Patents

Document copying method and apparatus which corrects for positional errors of a transferable image

Info

Publication number
DE3064958D1
DE3064958D1 DE8080106179T DE3064958T DE3064958D1 DE 3064958 D1 DE3064958 D1 DE 3064958D1 DE 8080106179 T DE8080106179 T DE 8080106179T DE 3064958 T DE3064958 T DE 3064958T DE 3064958 D1 DE3064958 D1 DE 3064958D1
Authority
DE
Germany
Prior art keywords
corrects
copying method
positional errors
document copying
transferable image
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
Application number
DE8080106179T
Other languages
English (en)
Inventor
John Lyman Connin
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of DE3064958D1 publication Critical patent/DE3064958D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52—Details
    • G03B27/62—Holders for the original
    • 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
    • G03G15/163—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap
    • G03G15/1635—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 using the force produced by an electrostatic transfer field formed between the second base and the electrographic recording member, e.g. transfer through an air gap the field being produced by laying down an electrostatic charge behind the base or the recording member, e.g. by a corona device
    • G03G15/165—Arrangements for supporting or transporting the second base in the transfer area, e.g. guides
    • 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
    • G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection
    • 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
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/30—Orientation, displacement, position of the handled material
    • B65H2301/33—Modifying, selecting, changing orientation
    • B65H2301/331—Skewing, correcting skew, i.e. changing slightly orientation of material
    • 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"
    • G03G2215/00405—Registration 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
    • G03G2215/00556—Control of copy medium feeding
    • 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
    • G03G2215/00594—Varying registration in order to produce special effect, e.g. binding margin

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Controlling Sheets Or Webs (AREA)
  • Registering Or Overturning Sheets (AREA)
DE8080106179T 1979-10-12 1980-10-10 Document copying method and apparatus which corrects for positional errors of a transferable image Expired DE3064958D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/084,332 US4310236A (en) 1979-10-12 1979-10-12 Copy sheet alignment for flash-on-the-fly copiers

Publications (1)

Publication Number Publication Date
DE3064958D1 true DE3064958D1 (en) 1983-10-27

Family

ID=22184284

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080106179T Expired DE3064958D1 (en) 1979-10-12 1980-10-10 Document copying method and apparatus which corrects for positional errors of a transferable image

Country Status (4)

Country Link
US (1) US4310236A (de)
EP (1) EP0027266B1 (de)
JP (1) JPS5669651A (de)
DE (1) DE3064958D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5683756A (en) * 1979-12-13 1981-07-08 Canon Inc Image forming apparatus
JPS57103861A (en) * 1980-12-19 1982-06-28 Fuji Xerox Co Ltd Printer
JPS5796882A (en) * 1980-12-10 1982-06-16 Fuji Xerox Co Ltd Copying machine
US4455080A (en) * 1980-11-04 1984-06-19 Minolta Camera Kabushiki Kaisha Copying apparatus equipped with control device
US5464206A (en) * 1982-05-26 1995-11-07 Heidelberger Druckmaschinen Ag Device for controlling lateral sheet contact and for interrupting sheet feed upon occurrence of faulty sheet contact
US4428667A (en) * 1982-08-02 1984-01-31 Xerox Corporation Document deskewing system
US4485949A (en) * 1982-08-23 1984-12-04 Xerox Corporation Controlled frictional feeding of computer forms web
US4526309A (en) * 1982-09-13 1985-07-02 Xerox Corporation Compatible copying of computer form documents
US4511242A (en) * 1982-12-22 1985-04-16 International Business Machines Corporation Electronic alignment for a paper processing machine
US4538905A (en) * 1983-12-05 1985-09-03 International Business Machines Corporation Electronic image registration
US4519700A (en) * 1983-12-28 1985-05-28 International Business Machines Corporation Electronically gated paper aligner system
US4653008A (en) * 1984-06-21 1987-03-24 Iwatsu Electric Co., Ltd. Method of controlling platemaking positions and errors
US4579444A (en) * 1984-12-06 1986-04-01 Xerox Corporation Document registration system
US4711552A (en) * 1986-05-19 1987-12-08 International Business Machines Corporation Synchronizing electrostatic copy formation
EP0311624A1 (de) * 1986-06-24 1989-04-19 Lothian Microfabrication Limited Verfahren zur positionserfassung und justierung in der photolithographie und vorrichtung zur durchführung dieses verfahrens
US4971304A (en) * 1986-12-10 1990-11-20 Xerox Corporation Apparatus and method for combined deskewing and side registering
US4947217A (en) * 1987-10-29 1990-08-07 Canon Kabushiki Kaisha Image forming apparatus with control mechanism to correct any abberation in stopping position of original document
JPH0395568A (ja) * 1989-09-08 1991-04-19 Canon Inc 画像形成装置
US5086319A (en) * 1989-11-17 1992-02-04 Xerox Corporation Multiple servo system for compensation of document mis-registration
JP3286756B2 (ja) * 1991-03-19 2002-05-27 株式会社日立製作所 電子写真装置
US5124760A (en) * 1991-07-05 1992-06-23 Eastman Kodak Company Method and apparatus for registering a sheet
US6330424B1 (en) * 2000-11-21 2001-12-11 Lexmark International, Inc. Method and apparatus for minimizing the open loop paper positional error in a control system for an electrophotographic printing apparatus
JP4708900B2 (ja) * 2005-07-28 2011-06-22 キヤノン株式会社 シート搬送装置及び画像形成装置
JP2007119253A (ja) * 2005-10-26 2007-05-17 Heidelberger Druckmas Ag シートを処理する機械、特に印刷機内のシートパイル縁に当て付けるストッパを調節するための装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240487A (en) * 1963-04-03 1966-03-15 Burroughs Corp Sheet aligning feed mechanism
US3343450A (en) * 1964-11-16 1967-09-26 Scm Corp Automatic document skew adjustment for duplicating machines
US3660670A (en) * 1970-12-21 1972-05-02 Eastman Kodak Co Document detecting and counting apparatus
JPS4944754A (de) * 1972-09-01 1974-04-27
US3834805A (en) * 1973-01-29 1974-09-10 Sperry Rand Corp Xerographic copier with asynchronous copy feed
JPS5011042A (de) * 1973-05-30 1975-02-04
JPS5632108B2 (de) * 1973-08-10 1981-07-25
US4076408A (en) * 1976-03-30 1978-02-28 Eastman Kodak Company Collating document feeder with multiple feed detector
US4078787A (en) * 1976-03-30 1978-03-14 Eastman Kodak Company Automatic transfer from collate to noncollate modes of recirculating feeder and copier operation
JPS54109448A (en) * 1978-02-15 1979-08-28 Fuji Xerox Co Ltd Paper supply controlling system of contract copying machine

Also Published As

Publication number Publication date
JPS5669651A (en) 1981-06-11
EP0027266A1 (de) 1981-04-22
US4310236A (en) 1982-01-12
JPH0363075B2 (de) 1991-09-27
EP0027266B1 (de) 1983-09-21

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee