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 (enrdf_load_stackoverflow)

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 (enrdf_load_stackoverflow) 1968-07-15

Family

ID=24516008

Family Applications (1)

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

Country Status (6)

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

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

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