JPS5441502B2 - - Google Patents

Info

Publication number
JPS5441502B2
JPS5441502B2 JP12112074A JP12112074A JPS5441502B2 JP S5441502 B2 JPS5441502 B2 JP S5441502B2 JP 12112074 A JP12112074 A JP 12112074A JP 12112074 A JP12112074 A JP 12112074A JP S5441502 B2 JPS5441502 B2 JP S5441502B2
Authority
JP
Japan
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
JP12112074A
Other languages
Japanese (ja)
Other versions
JPS5147436A (en]
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 filed Critical
Priority to JP12112074A priority Critical patent/JPS5441502B2/ja
Priority to US05/624,207 priority patent/US4087171A/en
Priority to DE2547137A priority patent/DE2547137C3/de
Publication of JPS5147436A publication Critical patent/JPS5147436A/ja
Publication of JPS5441502B2 publication Critical patent/JPS5441502B2/ja
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
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/065—Arrangements for controlling the potential of the developing electrode
    • 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
    • G03G15/043—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 controlling illumination or exposure
    • G03G15/0435—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 controlling illumination or exposure by introducing an optical element in the optical path, e.g. a filter
    • 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
    • G03G15/043—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 controlling illumination or exposure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Developing For Electrophotography (AREA)
  • Wet Developing In Electrophotography (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
JP12112074A 1974-10-21 1974-10-21 Expired JPS5441502B2 (en])

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP12112074A JPS5441502B2 (en]) 1974-10-21 1974-10-21
US05/624,207 US4087171A (en) 1974-10-21 1975-10-20 Electrophotographic exposure and development system
DE2547137A DE2547137C3 (de) 1974-10-21 1975-10-21 Einrichtung zur Steuerung der Belichtung bzw. der Entwicklungsspannung eines elektrophotographischen Kopiergerätes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12112074A JPS5441502B2 (en]) 1974-10-21 1974-10-21

Publications (2)

Publication Number Publication Date
JPS5147436A JPS5147436A (en]) 1976-04-23
JPS5441502B2 true JPS5441502B2 (en]) 1979-12-08

Family

ID=14803366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12112074A Expired JPS5441502B2 (en]) 1974-10-21 1974-10-21

Country Status (3)

Country Link
US (1) US4087171A (en])
JP (1) JPS5441502B2 (en])
DE (1) DE2547137C3 (en])

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5290942A (en) * 1976-01-26 1977-07-30 Canon Inc Electrostatic printing
JPS5293340A (en) * 1976-02-02 1977-08-05 Ricoh Co Ltd Electronic photographic picture adjustment
JPS6040024B2 (ja) * 1976-09-17 1985-09-09 キヤノン株式会社 静電潜像安定化方法
US4176943A (en) * 1976-10-18 1979-12-04 Ricoh Company, Ltd. Electrophotographic apparatus
JPS5398834A (en) * 1977-02-09 1978-08-29 Canon Inc Controller for electrostatic device
GB1603800A (en) * 1977-03-26 1981-11-25 Canon Kk Copying or printing apparatus
JPS547329A (en) * 1977-06-20 1979-01-20 Ricoh Co Ltd Input data erasing method in computer controlling of copying machines
DE2839076C3 (de) * 1977-09-09 1998-01-29 Canon Kk Kopiergerät
JPS5442149A (en) * 1977-09-09 1979-04-03 Canon Inc Image former
JPS5492742A (en) * 1977-12-29 1979-07-23 Ricoh Co Ltd Control method for copier image quality
JPS5497432A (en) * 1978-01-18 1979-08-01 Ricoh Co Ltd Image density control method
JPS54100737A (en) * 1978-01-25 1979-08-08 Ricoh Co Ltd Development for zerography
JPS552270A (en) * 1978-06-21 1980-01-09 Ricoh Co Ltd Bias device of copying machine
JPS557709A (en) * 1978-06-30 1980-01-19 Canon Inc Exposure control unit of copying machine
JPS5518667A (en) * 1978-07-27 1980-02-08 Minolta Camera Co Ltd Stabilization method of image density
JPS5528010A (en) * 1978-08-18 1980-02-28 Konishiroku Photo Ind Co Ltd Image density adjustment method for information compound recording device
GB2039101B (en) * 1978-08-24 1983-05-25 Canon Kk Control of electrostatic recording apparatus
SE7812319L (sv) * 1978-11-28 1980-05-29 Coulter Systems Corp Elektrofotografisk tillsatsanordning for anvendning tillsammans med en optisk projektionsanleggning
JPS55120048A (en) * 1979-03-08 1980-09-16 Nippon Telegr & Teleph Corp <Ntt> Recording density control method in electrophotographic type printer
DE3040366C2 (de) * 1979-10-29 1986-11-20 Konishiroku Photo Industry Co. Ltd., Tokio/Tokyo Einrichtung zum Regeln der Belichtung oder Entwicklung in einem Kopiergerät beim Herstellen von Kopien mit weißem Untergrund von farbigen Vorlagen
US4350435A (en) * 1980-04-04 1982-09-21 Eastman Kodak Company Copy contrast and density control
JPS57155556A (en) * 1981-03-20 1982-09-25 Ricoh Co Ltd Electrophotographic device
US4669859A (en) * 1982-03-23 1987-06-02 Ricoh Company, Ltd. Developing device
JPS58217950A (ja) * 1982-06-14 1983-12-19 Matsushita Electric Ind Co Ltd 複写装置
JPS5913232A (ja) * 1982-07-15 1984-01-24 Canon Inc 複写装置
DE3407064A1 (de) * 1983-02-28 1984-08-30 Canon K.K., Tokio/Tokyo Bildreproduktionsgeraet
US4542985A (en) * 1983-04-26 1985-09-24 Canon Kabushiki Kaisha Image formation apparatus
US4491408A (en) * 1984-01-03 1985-01-01 Xerox Corporation Electrostatographic system development modulation
US4814834A (en) * 1984-04-03 1989-03-21 Canon Kabushiki Kaisha Electrophotographic apparatus
JPS60263172A (ja) * 1984-06-11 1985-12-26 Sharp Corp 複写機の画像補正方法
JPS60133470A (ja) * 1984-07-25 1985-07-16 Canon Inc 画像形成装置
US4678317A (en) * 1985-11-04 1987-07-07 Savin Corporation Charge and bias control system for electrophotographic copier
US5214471A (en) * 1989-05-22 1993-05-25 Xerox Corporation Background monitoring device
JP2738749B2 (ja) * 1989-08-07 1998-04-08 株式会社リコー 画像形成装置
EP0771298B1 (de) * 1994-07-14 1998-11-25 Siemens Aktiengesellschaft Vorrichtung zur vereinzelung und zur übergabe von stückgut, insbesondere von postgut
US6166550A (en) * 1998-11-16 2000-12-26 Xerox Corporation Charge measuring instrument
US6320387B1 (en) 1998-11-16 2001-11-20 Xerox Corporation Charge measuring instrument for flexible materials
US7826101B2 (en) * 2003-06-25 2010-11-02 Ricoh Company, Ltd. Document management method, document management program, recording medium, and document management apparatus
US12313986B2 (en) 2021-07-09 2025-05-27 Hewlett-Packard Development Company, L.P. Toner transfer modulators

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2956487A (en) * 1955-03-23 1960-10-18 Rca Corp Electrostatic printing
US3011474A (en) * 1959-02-06 1961-12-05 Harold O Ulrich Xerographic development electrode apparatus
US3317884A (en) * 1964-09-09 1967-05-02 Bell Telephone Labor Inc Electrical plug with cord anchor
US3438705A (en) * 1967-01-03 1969-04-15 Xerox Corp Automatic xerographic development control
US3575505A (en) * 1968-07-30 1971-04-20 Eastman Kodak Co Automatic bias control
US3719169A (en) * 1971-05-07 1973-03-06 Xerox Corp Plural electrode development apparatus
US3732003A (en) * 1971-12-28 1973-05-08 Eastman Kodak Co Electrostatographic compensation apparatus
US3817748A (en) * 1972-01-28 1974-06-18 Xerox Corp Contrast control in electrostatic copying utilizing liquid development
US3892481A (en) * 1974-06-17 1975-07-01 Savin Business Machines Corp Automatic development electrode bias control system

Also Published As

Publication number Publication date
DE2547137B2 (de) 1981-02-05
DE2547137A1 (de) 1976-04-22
DE2547137C3 (de) 1981-10-29
JPS5147436A (en]) 1976-04-23
US4087171A (en) 1978-05-02

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