BE711672A - - Google Patents

Info

Publication number
BE711672A
BE711672A BE711672DA BE711672A BE 711672 A BE711672 A BE 711672A BE 711672D A BE711672D A BE 711672DA BE 711672 A BE711672 A BE 711672A
Authority
BE
Belgium
Application number
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
Publication of BE711672A publication Critical patent/BE711672A/xx

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
    • G03B27/34—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
    • 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
    • G03B27/62—Holders for the original
    • G03B27/6207—Holders for the original in copying cameras
    • G03B27/6214—Copy boards
    • 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
    • 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
    • G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
    • G03G15/26—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 in which the charge pattern is obtained by projection of the entire image, i.e. whole-frame projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection-Type Copiers In General (AREA)
BE711672D 1967-04-03 1968-03-05 BE711672A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62775767A 1967-04-03 1967-04-03

Publications (1)

Publication Number Publication Date
BE711672A true BE711672A (en) 1968-07-15

Family

ID=24516008

Family Applications (1)

Application Number Title Priority Date Filing Date
BE711672D BE711672A (en) 1967-04-03 1968-03-05

Country Status (6)

Country Link
US (1) US3498712A (en)
BE (1) BE711672A (en)
DE (1) DE1597083C3 (en)
FR (1) FR1548057A (en)
GB (1) GB1199525A (en)
NL (1) NL6801200A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589808A (en) * 1969-06-02 1971-06-29 Xerox Corp Reproducing apparatus
US3687544A (en) * 1970-03-11 1972-08-29 Mueller Rudolf Electrophotographic copying machine
US3689143A (en) * 1970-12-28 1972-09-05 Xerox Corp Reproducing machine
US3901593A (en) * 1973-03-27 1975-08-26 Iwatsu Electric Co Ltd Copying machines of the variable magnifying power type
US4192607A (en) * 1978-07-12 1980-03-11 Eastman Kodak Company Apparatus for selectively copying documents from two different document feeders
US4901105A (en) * 1989-02-16 1990-02-13 Xerox Corporation Constant velocity optical scanning system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1103343A (en) * 1905-07-10 1914-07-14 Joseph Becker Method of adjusting and regulating automatically-focused enlarging or copying cameras.
US1404440A (en) * 1920-09-16 1922-01-24 August F Jobke Focusing device
US2168190A (en) * 1936-12-04 1939-08-01 Agfa Ansco Corp Photographic enlarging apparatus
US3397627A (en) * 1965-05-21 1968-08-20 Addressograph Multigraph Photoelectrostatic copying machine

Also Published As

Publication number Publication date
FR1548057A (en) 1968-11-29
DE1597083B2 (en) 1978-05-24
NL6801200A (en) 1968-10-04
DE1597083A1 (en) 1969-10-02
DE1597083C3 (en) 1979-04-12
GB1199525A (en) 1970-07-22
US3498712A (en) 1970-03-03

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