CA931204A - Xerographic apparatus - Google Patents

Xerographic apparatus

Info

Publication number
CA931204A
CA931204A CA122052A CA122052A CA931204A CA 931204 A CA931204 A CA 931204A CA 122052 A CA122052 A CA 122052A CA 122052 A CA122052 A CA 122052A CA 931204 A CA931204 A CA 931204A
Authority
CA
Canada
Prior art keywords
xerographic apparatus
xerographic
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
CA122052A
Other languages
English (en)
Other versions
CA122052S (en
Inventor
Matsumoto Seiji
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
Application granted granted Critical
Publication of CA931204A publication Critical patent/CA931204A/en
Expired 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
    • G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
    • G03G15/045—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas
    • G03G15/047—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material with means for charging or discharging distinct portions of the charge pattern on the recording material, e.g. for contrast enhancement or discharging non-image areas for discharging non-image areas
    • 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
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0429—Changing or enhancing the image
    • G03G2215/0431—Producing a clean non-image area, i.e. avoiding show-around effects
    • G03G2215/0448—Charge-erasing means for the non-image area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
CA122052A 1970-09-03 1971-09-03 Xerographic apparatus Expired CA931204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45077450A JPS4943337B1 (fr) 1970-09-03 1970-09-03

Publications (1)

Publication Number Publication Date
CA931204A true CA931204A (en) 1973-07-31

Family

ID=13634342

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122052A Expired CA931204A (en) 1970-09-03 1971-09-03 Xerographic apparatus

Country Status (4)

Country Link
US (1) US3687538A (fr)
JP (1) JPS4943337B1 (fr)
CA (1) CA931204A (fr)
GB (1) GB1350795A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4926590B1 (fr) * 1970-09-03 1974-07-10
US3724940A (en) * 1970-12-07 1973-04-03 Ricoh Kk Electrophotographic copying apparatus with means for erasing marginal images
BE793559A (fr) * 1971-12-30 1973-06-29 Xerox Corp Machine electrostatographique comportant un dispositif de pre-developpement d'exposition
US3961949A (en) * 1972-01-03 1976-06-08 Xerox Corporation Photoelectrophoretic imaging method producing a desired image border
US3788737A (en) * 1972-10-13 1974-01-29 Xerox Corp Luminescent cover
US3793016A (en) * 1972-10-19 1974-02-19 Xerox Corp Electrophotographic sheet binding process
JPS5265450A (en) * 1975-11-26 1977-05-30 Ricoh Co Ltd Method and apparatus for removing electricity for cleaning means of li ght sensitive body
US4380579A (en) * 1977-04-19 1983-04-19 Shoji Matsumoto Electrostatic copying process and apparatus
JPS60140287A (ja) * 1983-12-28 1985-07-25 Mita Ind Co Ltd 除電ランプ装置
US4716436A (en) * 1986-02-26 1987-12-29 Xerox Corporation Charge erase device with flare light control
US5241406A (en) * 1990-01-18 1993-08-31 X-Ray Scanner Corporation X-ray film scanning and digitizing apparatus
JP2862385B2 (ja) * 1991-03-13 1999-03-03 キヤノン株式会社 露光装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3324291A (en) * 1964-07-06 1967-06-06 Xerox Corp Corona generating device with means to cause air flow therethrough to maintain the parts free of dust accumulation
US3416860A (en) * 1965-06-11 1968-12-17 Scm Corp Electrostatic printer
US3556655A (en) * 1968-01-22 1971-01-19 Addressograph Multigraph Photoelectrostatic copying machine

Also Published As

Publication number Publication date
JPS4943337B1 (fr) 1974-11-20
US3687538A (en) 1972-08-29
GB1350795A (en) 1974-04-24

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