FR2317690A1 - Machine de reprographie a plage etendue d'agrandissement variable - Google Patents

Machine de reprographie a plage etendue d'agrandissement variable

Info

Publication number
FR2317690A1
FR2317690A1 FR7619464A FR7619464A FR2317690A1 FR 2317690 A1 FR2317690 A1 FR 2317690A1 FR 7619464 A FR7619464 A FR 7619464A FR 7619464 A FR7619464 A FR 7619464A FR 2317690 A1 FR2317690 A1 FR 2317690A1
Authority
FR
France
Prior art keywords
wide range
variable enlargement
reprography
machine
reprography machine
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.)
Granted
Application number
FR7619464A
Other languages
English (en)
French (fr)
Other versions
FR2317690B1 (enExample
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
Publication of FR2317690A1 publication Critical patent/FR2317690A1/fr
Application granted granted Critical
Publication of FR2317690B1 publication Critical patent/FR2317690B1/fr
Granted 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
    • G03G15/041—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 variable magnification

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Facsimile Scanning Arrangements (AREA)
FR7619464A 1975-06-27 1976-06-25 Machine de reprographie a plage etendue d'agrandissement variable Granted FR2317690A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/590,906 US4095880A (en) 1975-06-27 1975-06-27 Extended range variable magnification reproduction machine

Publications (2)

Publication Number Publication Date
FR2317690A1 true FR2317690A1 (fr) 1977-02-04
FR2317690B1 FR2317690B1 (enExample) 1982-10-22

Family

ID=24364219

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7619464A Granted FR2317690A1 (fr) 1975-06-27 1976-06-25 Machine de reprographie a plage etendue d'agrandissement variable

Country Status (11)

Country Link
US (1) US4095880A (enExample)
JP (1) JPS525529A (enExample)
BE (1) BE843419A (enExample)
CA (1) CA1097723A (enExample)
CH (1) CH611411A5 (enExample)
DE (1) DE2626521A1 (enExample)
ES (1) ES449267A1 (enExample)
FR (1) FR2317690A1 (enExample)
GB (1) GB1500877A (enExample)
IT (1) IT1067588B (enExample)
NL (1) NL7607079A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363819A1 (fr) * 1976-09-07 1978-03-31 Ibm Systeme optique de machine a copier a reduction variable de maniere continue
FR2363814A1 (fr) * 1976-09-07 1978-03-31 Ibm Mecanisme de commande d'un systeme optique a balayage a reduction variable de maniere continue
FR2548397A1 (fr) * 1983-06-30 1985-01-04 Matsushita Electric Industrial Co Ltd Dispositif de changement d'agrandissement pour machine a copier

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4243312A (en) * 1977-10-11 1981-01-06 Minolta Camera Kabushiki Kaisha Electrophotographic copying apparatus
JPS54126044A (en) * 1978-03-23 1979-09-29 Canon Inc Recorder
JPS54133143A (en) * 1978-04-05 1979-10-16 Minolta Camera Co Ltd Scanning system control device in electrophotographic copier
JPS55124168A (en) * 1979-03-19 1980-09-25 Ricoh Co Ltd Scanning method in variable power type copying machine and its device
JPS56133756A (en) * 1980-03-25 1981-10-20 Asahi Optical Co Ltd Optical device for variable magnification copying capable of size enlarging and reducing
US4353643A (en) * 1980-06-02 1982-10-12 Xerox Corporation Multimagnification mode optical system with rotating and translating lens
US5008712B1 (en) * 1980-10-17 1995-04-18 Canon Kk Variable magnification copying apparatus and automatic shutdown therefor
DE3141464A1 (de) * 1980-10-17 1982-04-29 Canon Kk "kopiergeraet"
JPS6018971B2 (ja) * 1980-11-26 1985-05-14 株式会社リコー 複写機における照明結像系の駆動装置
US4368976A (en) * 1981-03-09 1983-01-18 Xerox Corporation Variable speed scanning system
JPS57169772A (en) * 1981-04-13 1982-10-19 Fuji Xerox Co Ltd Magnification varying mechanism for optical system of copying machine
JPS5854358A (ja) * 1981-09-26 1983-03-31 Canon Inc 変倍複写装置
JPS5835563A (ja) * 1981-08-26 1983-03-02 Canon Inc 複写装置
JPS5870250A (ja) * 1981-10-22 1983-04-26 Canon Inc 複写機
JPS57164762A (en) * 1982-01-22 1982-10-09 Canon Inc Optical device of copying machine
US4407581A (en) * 1982-05-17 1983-10-04 Xerox Corporation Compact optical scanning system
JPS58208758A (ja) * 1982-05-28 1983-12-05 Minolta Camera Co Ltd 複写倍率設定装置
JPS5999459A (ja) * 1982-11-29 1984-06-08 Minolta Camera Co Ltd 複写倍率設定装置
US5369733A (en) * 1982-10-01 1994-11-29 Canon Kabushiki Kaisha Image processing apparatus with apparatus for adjusting a magnification setting
JPS59100426A (ja) * 1982-12-01 1984-06-09 Fuji Xerox Co Ltd 複写機の倍率変換機構
JPS59220722A (ja) * 1983-05-31 1984-12-12 Toshiba Corp 像形成装置
JPS60105363A (ja) * 1984-06-11 1985-06-10 Canon Inc 画像記録装置
JPS62161161A (ja) * 1986-12-05 1987-07-17 Minolta Camera Co Ltd 複写倍率設定装置
JPS62161163A (ja) * 1986-12-05 1987-07-17 Minolta Camera Co Ltd 複写倍率設定装置
JP2666328B2 (ja) * 1988-02-29 1997-10-22 富士ゼロックス株式会社 複写機
JPH02306266A (ja) * 1989-11-28 1990-12-19 Minolta Camera Co Ltd 画像形成装置
JPH02306267A (ja) * 1989-11-28 1990-12-19 Minolta Camera Co Ltd 画像形成装置
JP2552390B2 (ja) * 1990-10-29 1996-11-13 シャープ株式会社 光学ユニット
JP3483381B2 (ja) * 1996-01-06 2004-01-06 キヤノン株式会社 画像形成装置及びそれを用いた倍率補正方法
US8259366B2 (en) * 2006-07-28 2012-09-04 Canon Kabushiki Kaisha Image reading apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3640615A (en) * 1967-11-14 1972-02-08 Xerox Corp Xerographic reproducing apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542467A (en) * 1968-04-15 1970-11-24 Xerox Corp Xerographic reproducing apparatus
US3614222A (en) * 1970-04-24 1971-10-19 Olivetti & Co Spa Optical drive system for reproducing machine
US3829209A (en) * 1971-06-11 1974-08-13 Xerox Corp Image registration in a multiple magnification photocopying system
JPS573067B2 (enExample) * 1973-01-27 1982-01-20
US3897148A (en) * 1973-11-29 1975-07-29 Ibm Optical scanning system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3640615A (en) * 1967-11-14 1972-02-08 Xerox Corp Xerographic reproducing apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2363819A1 (fr) * 1976-09-07 1978-03-31 Ibm Systeme optique de machine a copier a reduction variable de maniere continue
FR2363814A1 (fr) * 1976-09-07 1978-03-31 Ibm Mecanisme de commande d'un systeme optique a balayage a reduction variable de maniere continue
FR2548397A1 (fr) * 1983-06-30 1985-01-04 Matsushita Electric Industrial Co Ltd Dispositif de changement d'agrandissement pour machine a copier

Also Published As

Publication number Publication date
US4095880A (en) 1978-06-20
GB1500877A (en) 1978-02-15
DE2626521A1 (de) 1977-01-20
BE843419A (fr) 1976-12-27
AU1526676A (en) 1978-01-05
NL7607079A (nl) 1976-12-29
JPS525529A (en) 1977-01-17
ES449267A1 (es) 1977-12-01
CH611411A5 (enExample) 1979-05-31
CA1097723A (en) 1981-03-17
IT1067588B (it) 1985-03-16
FR2317690B1 (enExample) 1982-10-22

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Legal Events

Date Code Title Description
ST Notification of lapse