FR1501407A - Obturateur photographique à actionnement magnétique - Google Patents

Obturateur photographique à actionnement magnétique

Info

Publication number
FR1501407A
FR1501407A FR84426A FR84426A FR1501407A FR 1501407 A FR1501407 A FR 1501407A FR 84426 A FR84426 A FR 84426A FR 84426 A FR84426 A FR 84426A FR 1501407 A FR1501407 A FR 1501407A
Authority
FR
France
Prior art keywords
magnetically actuated
photographic shutter
actuated photographic
shutter
magnetically
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
FR84426A
Other languages
English (en)
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.)
Compur Werk GmbH and Co
Original Assignee
Compur Werk GmbH and Co
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 Compur Werk GmbH and Co filed Critical Compur Werk GmbH and Co
Application granted granted Critical
Publication of FR1501407A publication Critical patent/FR1501407A/fr
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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/64—Mechanism for delaying opening of shutter
    • 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
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type
    • 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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
FR84426A 1965-11-24 1966-11-22 Obturateur photographique à actionnement magnétique Expired FR1501407A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC37477A DE1265573B (de) 1965-11-24 1965-11-24 Photographischer Verschluss mit Antriebsmagneten

Publications (1)

Publication Number Publication Date
FR1501407A true FR1501407A (fr) 1967-11-10

Family

ID=7022828

Family Applications (1)

Application Number Title Priority Date Filing Date
FR84426A Expired FR1501407A (fr) 1965-11-24 1966-11-22 Obturateur photographique à actionnement magnétique

Country Status (4)

Country Link
US (1) US3466993A (fr)
JP (1) JPS503645B1 (fr)
DE (1) DE1265573B (fr)
FR (1) FR1501407A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589251A (en) * 1968-10-04 1971-06-29 Eastman Kodak Co Shutter speed control

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3604330A (en) * 1967-09-19 1971-09-14 Compur Werk Gmbh & Co Magnetically driven photographic shutter with braking
US3687042A (en) * 1969-05-10 1972-08-29 Canon Kk Electric shutter blade actuating device for a photographing apparatus
US3595153A (en) * 1969-07-28 1971-07-27 Tektronix Inc Electrically operated shutter
US3626826A (en) * 1969-09-13 1971-12-14 Agfa Gevaert Ag Photographic apparatus with electronic exposure control means
US4206992A (en) * 1970-04-11 1980-06-10 Prontor-Werk Alfred Gauthier Gmbh Electromagnetic actuator for shutters for photographic cameras
US4012751A (en) * 1970-05-08 1977-03-15 Prontor-Werk Alfred Gauthier Gmbh Photographic camera with electromagnetic actuator of the shutter segments
DE2029784A1 (de) * 1970-06-16 1971-12-23 Agfa Gevaert AG, 5090 Leverkusen Fotografische Kamera mit einer elek tronischen Be hchtungssteuereinrichtung
GB1304338A (fr) * 1970-06-26 1973-01-24
US3791278A (en) * 1971-07-19 1974-02-12 Polaroid Corp Photographic apparatus with solenoid powered instrumentalities
JPS50123424A (fr) * 1974-03-16 1975-09-27
JPS535618A (en) * 1976-07-05 1978-01-19 Minolta Camera Co Ltd Electromagnetic release device
US4265530A (en) * 1979-06-05 1981-05-05 Polaroid Corporation Shutter blade drive system
JPS5672424A (en) * 1979-11-20 1981-06-16 Canon Inc Electromagnetic-drive shutter using auxiliary spring

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056342A (en) * 1958-05-15 1962-10-02 Polaroid Corp Exposure control mechanism
CH376765A (de) * 1959-02-28 1964-04-15 Leitz Ernst Gmbh Verschluss für photographische Aufnahmeeinrichtungen
US2999445A (en) * 1959-06-19 1961-09-12 Compur Werk Friedrich Deckel Photographic shutter
US3092002A (en) * 1960-09-23 1963-06-04 Frenk Helmuth Shutter for photographic apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589251A (en) * 1968-10-04 1971-06-29 Eastman Kodak Co Shutter speed control

Also Published As

Publication number Publication date
JPS503645B1 (fr) 1975-02-07
DE1265573B (de) 1968-04-04
US3466993A (en) 1969-09-16

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