JPS4828435U - - Google Patents

Info

Publication number
JPS4828435U
JPS4828435U JP1971071071U JP7107171U JPS4828435U JP S4828435 U JPS4828435 U JP S4828435U JP 1971071071 U JP1971071071 U JP 1971071071U JP 7107171 U JP7107171 U JP 7107171U JP S4828435 U JPS4828435 U JP S4828435U
Authority
JP
Japan
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
JP1971071071U
Other languages
Japanese (ja)
Other versions
JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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
Priority to JP1971071071U priority Critical patent/JPS5330278Y2/ja
Priority to US00272709A priority patent/US3779642A/en
Priority to DE2238972A priority patent/DE2238972C3/de
Publication of JPS4828435U publication Critical patent/JPS4828435U/ja
Application granted granted Critical
Publication of JPS5330278Y2 publication Critical patent/JPS5330278Y2/ja
Expired 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
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage
    • G03B27/40—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage adapted for use with lenses of different focal length
    • 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)
JP1971071071U 1971-08-09 1971-08-09 Expired JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1971071071U JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-09 1971-08-09
US00272709A US3779642A (en) 1971-08-09 1972-07-17 Variable magnification copier machine
DE2238972A DE2238972C3 (de) 1971-08-09 1972-08-08 Vorrichtung zum Auswählen einer erwünschten Kopiervergrößerung in einem Kopiergerät

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971071071U JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-09 1971-08-09

Publications (2)

Publication Number Publication Date
JPS4828435U true JPS4828435U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-07
JPS5330278Y2 JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-07-28

Family

ID=13449910

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971071071U Expired JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-08-09 1971-08-09

Country Status (3)

Country Link
US (1) US3779642A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2238972C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243480A (en) * 1975-10-02 1977-04-05 Matsushita Electric Ind Co Ltd Moisture sensitive element

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50151635U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-05-31 1975-12-17
NL168342C (nl) * 1974-06-28 1982-03-16 Oce Van Der Grinten Nv Reproductie-inrichting
US4135794A (en) * 1975-05-12 1979-01-23 Addressograph-Multigraph Corporation Photocomposition machine
US4046467A (en) * 1975-05-14 1977-09-06 Xerox Corporation Zoom lens copier
US4110028A (en) * 1975-08-04 1978-08-29 Xerox Corporation Drive system for multi-mode reproducing apparatus
US4053221A (en) * 1975-10-14 1977-10-11 Xerox Corporation Multi-mode reproducing apparatus
JPS544983Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-11-21 1979-03-03
JPS53114432A (en) * 1977-03-16 1978-10-05 Minolta Camera Co Ltd Zerographic copying machine with magnifying mechanism
DE2839076C3 (de) * 1977-09-09 1998-01-29 Canon Kk Kopiergerät
JPS554454U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-06-23 1980-01-12
US4215922A (en) * 1978-11-01 1980-08-05 Am International, Inc. Method for projecting characters at a selected point size in a photocomposition machine
DK149352C (da) * 1979-01-11 1986-11-03 Eskofot As Fremgangsmaade til indstilling af et forstoerrelsesapparat
JPS56144445A (en) * 1980-04-11 1981-11-10 Toshiba Corp Copying machine
JPS6239394Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1981-03-19 1987-10-07
JPS57181567A (en) * 1981-04-30 1982-11-09 Fuji Xerox Co Ltd Copying machine of continuously variable magnification
US4676632A (en) * 1984-11-08 1987-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Variable magnification copying optical system
US4866477A (en) * 1988-06-10 1989-09-12 Eastman Kodak Company Automatic lens selection for desired optical reduction ratio in a microfilm camera
DE29602738U1 (de) * 1996-02-22 1996-06-05 Descours, Pierre Marie, 72074 Tübingen Belichtungseinrichtung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119108B (de) * 1960-03-30 1961-12-07 Photo Copie G M B H Mikrofilm-Durchlaufkamera zur photographischen Aufnahme von ebenen Vorlagen
CH406846A (de) * 1963-03-13 1966-01-31 Gretag Ag Photographisches Kopiergerät für mindestens zwei verschiedene Negativ- und Positivformate
US3511565A (en) * 1968-04-18 1970-05-12 Drewry Photocolor Corp Photo apparatus having rotary film transport
US3688672A (en) * 1970-03-25 1972-09-05 Compugraphic Corp Keyboard operated phototypesetting display machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243480A (en) * 1975-10-02 1977-04-05 Matsushita Electric Ind Co Ltd Moisture sensitive element

Also Published As

Publication number Publication date
DE2238972A1 (de) 1973-02-22
US3779642A (en) 1973-12-18
DE2238972B2 (de) 1981-06-04
JPS5330278Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-07-28
DE2238972C3 (de) 1982-03-04

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