IT7925077A0 - Elettro-fotografica con fattore di complesso rotante di focalizzazione ingrandimento variabile. per una copiatrice - Google Patents

Elettro-fotografica con fattore di complesso rotante di focalizzazione ingrandimento variabile. per una copiatrice

Info

Publication number
IT7925077A0
IT7925077A0 IT7925077A IT2507779A IT7925077A0 IT 7925077 A0 IT7925077 A0 IT 7925077A0 IT 7925077 A IT7925077 A IT 7925077A IT 2507779 A IT2507779 A IT 2507779A IT 7925077 A0 IT7925077 A0 IT 7925077A0
Authority
IT
Italy
Prior art keywords
copier
photographic
electro
variable magnification
factor variable
Prior art date
Application number
IT7925077A
Other languages
English (en)
Other versions
IT1122487B (it
Original Assignee
Savin 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 Savin Corp filed Critical Savin Corp
Publication of IT7925077A0 publication Critical patent/IT7925077A0/it
Application granted granted Critical
Publication of IT1122487B publication Critical patent/IT1122487B/it

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
    • G03B27/50—Projection printing apparatus, e.g. enlarger, copying camera with slit or like diaphragm moving over original for progressive exposure
    • 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
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
    • 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)
  • Optics & Photonics (AREA)
  • Variable Magnification In Projection-Type Copying Machines (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Optical Systems Of Projection Type Copiers (AREA)
IT25077/79A 1978-11-09 1979-08-10 Complesso rotante di focalizzazione per una copiatrice elettro-fotografica con fattore di ingrandimento variabile IT1122487B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US95930378A 1978-11-09 1978-11-09

Publications (2)

Publication Number Publication Date
IT7925077A0 true IT7925077A0 (it) 1979-08-10
IT1122487B IT1122487B (it) 1986-04-23

Family

ID=25501892

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25077/79A IT1122487B (it) 1978-11-09 1979-08-10 Complesso rotante di focalizzazione per una copiatrice elettro-fotografica con fattore di ingrandimento variabile

Country Status (6)

Country Link
JP (1) JPS5567766A (it)
CA (1) CA1126800A (it)
DE (1) DE2944721A1 (it)
FR (1) FR2441200A1 (it)
GB (1) GB2034489B (it)
IT (1) IT1122487B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6156335A (ja) * 1984-08-28 1986-03-22 Konishiroku Photo Ind Co Ltd 可変倍率露光装置
JPS6188145U (it) * 1984-11-14 1986-06-09
JPS62169137A (ja) * 1986-01-21 1987-07-25 Fuji Photo Film Co Ltd マイクロ写真拡大復元装置
JP5963935B2 (ja) 2013-02-20 2016-08-03 三菱電機株式会社 永久磁石埋込型電動機

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3049968A (en) * 1959-03-02 1962-08-21 Xerox Corp Xerographic reproduction apparatus
JPS541178B1 (it) * 1970-11-06 1979-01-22
JPS5322444B1 (it) * 1971-03-09 1978-07-08
GB1438137A (en) * 1973-10-02 1976-06-03 Gestetner Byfleet Ltd Copying machines
US4033692A (en) * 1975-10-30 1977-07-05 Xerox Corporation Multi-mode reproducing machine
DE2735679A1 (de) * 1977-08-08 1979-02-15 Canon Kk Fotokopiergeraet

Also Published As

Publication number Publication date
DE2944721C2 (it) 1990-10-18
FR2441200A1 (fr) 1980-06-06
GB2034489B (en) 1983-01-06
JPS5567766A (en) 1980-05-22
DE2944721A1 (de) 1980-05-22
CA1126800A (en) 1982-06-29
GB2034489A (en) 1980-06-04
JPH045988B2 (it) 1992-02-04
IT1122487B (it) 1986-04-23
FR2441200B1 (it) 1984-07-06

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