FR2363138A1 - Appareil de reprographie pour documents epais ou minces - Google Patents

Appareil de reprographie pour documents epais ou minces

Info

Publication number
FR2363138A1
FR2363138A1 FR7726143A FR7726143A FR2363138A1 FR 2363138 A1 FR2363138 A1 FR 2363138A1 FR 7726143 A FR7726143 A FR 7726143A FR 7726143 A FR7726143 A FR 7726143A FR 2363138 A1 FR2363138 A1 FR 2363138A1
Authority
FR
France
Prior art keywords
thick
documents
reprographic machine
thin documents
optical system
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
FR7726143A
Other languages
English (en)
Other versions
FR2363138B1 (fr
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.)
Canon Inc
Original Assignee
Canon Inc
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 Inc filed Critical Canon Inc
Publication of FR2363138A1 publication Critical patent/FR2363138A1/fr
Application granted granted Critical
Publication of FR2363138B1 publication Critical patent/FR2363138B1/fr
Granted 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
    • G03B27/522—Projection optics
    • G03B27/525—Projection optics for slit exposure

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)

Abstract

L'invention se rapporte à la copie de documents. L'invention concerne les appareils de reprographie permettant la reproduction d'originaux épais 1, à l'aide d'un système optique 4, 5, 6, 7, et d'originaux en forme de feuilles, transmis automatiquement, grâce à un système optique 29, 30, 31. Ce dernier dispositif peut permettre une reproduction à échelle plus grande ou plus petite. Application à la réalisation d'appareils de reprographie ayant plusieurs fonctions de reproduction.
FR7726143A 1976-08-27 1977-08-26 Appareil de reprographie pour documents epais ou minces Granted FR2363138A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10280476A JPS5328431A (en) 1976-08-27 1976-08-27 Copier

Publications (2)

Publication Number Publication Date
FR2363138A1 true FR2363138A1 (fr) 1978-03-24
FR2363138B1 FR2363138B1 (fr) 1981-12-24

Family

ID=14337241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7726143A Granted FR2363138A1 (fr) 1976-08-27 1977-08-26 Appareil de reprographie pour documents epais ou minces

Country Status (5)

Country Link
US (1) US4154524A (fr)
JP (1) JPS5328431A (fr)
DE (1) DE2738660A1 (fr)
FR (1) FR2363138A1 (fr)
GB (1) GB1590041A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH624226A5 (fr) * 1978-03-30 1981-07-15 Wahl Philippe
CA1119237A (fr) * 1978-04-10 1982-03-02 Christiaan G. Thiers Appareil pour la production de copies biface
JPS5573949U (fr) * 1978-11-14 1980-05-21
JPS55156965A (en) * 1979-05-25 1980-12-06 Canon Inc Feed control unit
JPS5621158A (en) * 1979-07-27 1981-02-27 Canon Inc Copying apparatus
US4334762A (en) * 1979-10-15 1982-06-15 Savin Corporation Single fixed position lens variable copy size optical system for copying machine
JPS5727267A (en) * 1980-07-25 1982-02-13 Canon Inc Copying device
JPS5738465A (en) * 1980-08-20 1982-03-03 Konishiroku Photo Ind Co Ltd Variable magnification type copier
US4763159A (en) * 1983-07-14 1988-08-09 Xerox Corporation Multimagnification optical system in a dual mode copier
JPS6057934U (ja) * 1983-09-29 1985-04-23 セイレイ工業株式会社 コンバインの刈取部における掻込搬送装置
US4868918A (en) * 1985-06-18 1989-09-19 Kabushiki Kaisha Toshiba Image forming system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1522725A1 (de) * 1967-02-24 1969-10-30 Renker Belipa Gmbh Elektrophotographisches Kopiergeraet
US3840222A (en) * 1972-02-16 1974-10-08 Dick Co Ab Document feeder for electrostatic copier
FR2255641A1 (fr) * 1973-12-22 1975-07-18 Agfa Gevaert Ag

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377913A (en) * 1965-03-16 1968-04-16 G. Peter Grant Jr. Photographic document copying device
NL7114228A (fr) * 1971-10-15 1973-04-17
US3957685A (en) * 1974-02-27 1976-05-18 Helmut Heide Process for producing catalyst supports or catalyst systems having open pores
US4080064A (en) * 1975-11-18 1978-03-21 Canon Kabushiki Kaisha Copying apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1522725A1 (de) * 1967-02-24 1969-10-30 Renker Belipa Gmbh Elektrophotographisches Kopiergeraet
US3840222A (en) * 1972-02-16 1974-10-08 Dick Co Ab Document feeder for electrostatic copier
FR2255641A1 (fr) * 1973-12-22 1975-07-18 Agfa Gevaert Ag

Also Published As

Publication number Publication date
US4154524A (en) 1979-05-15
DE2738660A1 (de) 1978-03-02
JPS5328431A (en) 1978-03-16
FR2363138B1 (fr) 1981-12-24
GB1590041A (en) 1981-05-28

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