FR1501660A - Self-cocking photographic shutter, comprising an electronic device for setting the exposure time - Google Patents

Self-cocking photographic shutter, comprising an electronic device for setting the exposure time

Info

Publication number
FR1501660A
FR1501660A FR85219A FR85219A FR1501660A FR 1501660 A FR1501660 A FR 1501660A FR 85219 A FR85219 A FR 85219A FR 85219 A FR85219 A FR 85219A FR 1501660 A FR1501660 A FR 1501660A
Authority
FR
France
Prior art keywords
cocking
self
setting
electronic device
exposure time
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.)
Expired
Application number
FR85219A
Other languages
French (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.)
Hittech Prontor GmbH
Original Assignee
Prontor Werk Alfred Gauthier GmbH
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 Prontor Werk Alfred Gauthier GmbH filed Critical Prontor Werk Alfred Gauthier GmbH
Application granted granted Critical
Publication of FR1501660A publication Critical patent/FR1501660A/en
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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/083—Analogue circuits for control of exposure time
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/64—Mechanism for delaying opening of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
FR85219A 1965-12-24 1966-11-28 Self-cocking photographic shutter, comprising an electronic device for setting the exposure time Expired FR1501660A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP38432A DE1253041B (en) 1965-12-24 1965-12-24 Photographic self-tensioning fastener with electronic timing device

Publications (1)

Publication Number Publication Date
FR1501660A true FR1501660A (en) 1967-11-10

Family

ID=7375885

Family Applications (1)

Application Number Title Priority Date Filing Date
FR85219A Expired FR1501660A (en) 1965-12-24 1966-11-28 Self-cocking photographic shutter, comprising an electronic device for setting the exposure time

Country Status (3)

Country Link
US (1) US3459112A (en)
DE (1) DE1253041B (en)
FR (1) FR1501660A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626826A (en) * 1969-09-13 1971-12-14 Agfa Gevaert Ag Photographic apparatus with electronic exposure control means
US3735676A (en) * 1971-09-07 1973-05-29 Eastman Kodak Co Exposure control mechanism for photographic cameras

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1917507B1 (en) * 1969-04-05 1970-08-27 Kodak Ag Photographic camera with a spin shutter
DE1960226C3 (en) * 1969-12-01 1982-04-08 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Photographic camera
DE2010853B1 (en) * 1970-03-07 1971-11-11 Kodak Ag, 7000 Stuttgart Electronically controlled two-blade shutter for a photographic camera
DE7022584U (en) * 1970-06-16 1971-03-11 Kodak Ag PHOTOGRAPHIC LOCK
DE2103148C3 (en) * 1971-01-23 1981-06-04 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Photographic program lock with electronic exposure time formation
US3762289A (en) * 1972-10-11 1973-10-02 Berkey Photo Inc Camera shutter assembly
DE2917545C2 (en) * 1979-04-30 1982-11-11 Agfa-Gevaert Ag, 5090 Leverkusen Start switch for an electronically controlled photographic shutter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3208365A (en) * 1963-03-29 1965-09-28 Polaroid Corp Photographic shutter mechanism
US3191511A (en) * 1963-03-29 1965-06-29 Polaroid Corp Photographic apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626826A (en) * 1969-09-13 1971-12-14 Agfa Gevaert Ag Photographic apparatus with electronic exposure control means
US3735676A (en) * 1971-09-07 1973-05-29 Eastman Kodak Co Exposure control mechanism for photographic cameras

Also Published As

Publication number Publication date
US3459112A (en) 1969-08-05
DE1253041B (en) 1967-10-26

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