IT8848596A0 - Apparecchio elettrofotografico - Google Patents

Apparecchio elettrofotografico

Info

Publication number
IT8848596A0
IT8848596A0 IT8848596A IT4859688A IT8848596A0 IT 8848596 A0 IT8848596 A0 IT 8848596A0 IT 8848596 A IT8848596 A IT 8848596A IT 4859688 A IT4859688 A IT 4859688A IT 8848596 A0 IT8848596 A0 IT 8848596A0
Authority
IT
Italy
Prior art keywords
electrophotographic apparatus
electrophotographic
Prior art date
Application number
IT8848596A
Other languages
English (en)
Other versions
IT1224592B (it
Inventor
Maruyama Hiroyoshi
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Publication of IT8848596A0 publication Critical patent/IT8848596A0/it
Application granted granted Critical
Publication of IT1224592B publication Critical patent/IT1224592B/it

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
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
    • G03G15/0275—Arrangements for controlling the area of the photoconductor to be charged

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Control Or Security For Electrophotography (AREA)
IT8848596A 1987-11-28 1988-11-25 Apparecchio elettrofotografico IT1224592B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62301122A JPH0762782B2 (ja) 1987-11-28 1987-11-28 画像形成装置

Publications (2)

Publication Number Publication Date
IT8848596A0 true IT8848596A0 (it) 1988-11-25
IT1224592B IT1224592B (it) 1990-10-04

Family

ID=17893093

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8848596A IT1224592B (it) 1987-11-28 1988-11-25 Apparecchio elettrofotografico

Country Status (4)

Country Link
US (1) US5099283A (it)
JP (1) JPH0762782B2 (it)
CN (1) CN1016111B (it)
IT (1) IT1224592B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05142928A (ja) * 1991-11-25 1993-06-11 Canon Inc 画像形成装置
JPH0744069A (ja) * 1993-07-27 1995-02-14 Canon Inc 画像形成装置
US5530525A (en) * 1993-12-28 1996-06-25 Mita Industrial Co., Ltd. Image forming apparatus
US7532801B2 (en) * 2007-04-05 2009-05-12 Hewlett-Packard Development Company, L.P. Imaging device illumination system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55163558A (en) * 1979-06-07 1980-12-19 Canon Inc Original exposure device
JPS578554A (en) * 1980-06-19 1982-01-16 Ricoh Co Ltd Method for forming image with copying machine
DE3309984C2 (de) * 1982-04-16 1986-10-30 Ricoh Co., Ltd., Tokio/Tokyo Verfahren zur Steuerung der Bilddichte von mittels eines elektrophotographischen Kopiergerätes hergestellten Kopien
US4603964A (en) * 1984-10-22 1986-08-05 Xerox Corporation Photoreceptor charging scorotron
JPS61183672A (ja) * 1985-02-08 1986-08-16 Mita Ind Co Ltd 余白形成装置
JPS61215565A (ja) * 1985-03-20 1986-09-25 Konishiroku Photo Ind Co Ltd 静電記録装置
JPS61277977A (ja) * 1985-06-04 1986-12-08 Canon Inc 画像形成装置
JPH0697365B2 (ja) * 1985-11-29 1994-11-30 三田工業株式会社 感光体の帯電領域制御装置
JPS62129869A (ja) * 1985-11-30 1987-06-12 Mita Ind Co Ltd 複写機

Also Published As

Publication number Publication date
CN1035728A (zh) 1989-09-20
US5099283A (en) 1992-03-24
JPH0762782B2 (ja) 1995-07-05
CN1016111B (zh) 1992-04-01
IT1224592B (it) 1990-10-04
JPH01142571A (ja) 1989-06-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971017