GB1304338A - - Google Patents

Info

Publication number
GB1304338A
GB1304338A GB2755671A GB2755671A GB1304338A GB 1304338 A GB1304338 A GB 1304338A GB 2755671 A GB2755671 A GB 2755671A GB 2755671 A GB2755671 A GB 2755671A GB 1304338 A GB1304338 A GB 1304338A
Authority
GB
United Kingdom
Prior art keywords
coil
cylindrical member
blades
core
blade
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
GB2755671A
Other languages
English (en)
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
Priority claimed from DE19702031565 external-priority patent/DE2031565C3/de
Priority claimed from DE19712119609 external-priority patent/DE2119609C3/de
Application filed filed Critical
Publication of GB1304338A publication Critical patent/GB1304338A/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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • 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
    • G03B9/02—Diaphragms
    • G03B9/07—Diaphragms with means for presetting the diaphragm
    • 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)
GB2755671A 1970-06-26 1971-06-11 Expired GB1304338A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19702031565 DE2031565C3 (de) 1970-06-26 1970-06-26 Elektromagnetischer Lamellenantrieb an fotografischen Objektiwer Schlüssen
DE19712119609 DE2119609C3 (de) 1971-04-22 1971-04-22 Elektromagnetischer Lamellenantrieb an fotografischen Objektivverschlüssen

Publications (1)

Publication Number Publication Date
GB1304338A true GB1304338A (enrdf_load_stackoverflow) 1973-01-24

Family

ID=25759341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2755671A Expired GB1304338A (enrdf_load_stackoverflow) 1970-06-26 1971-06-11

Country Status (3)

Country Link
US (1) US3724350A (enrdf_load_stackoverflow)
JP (2) JPS52167040U (enrdf_load_stackoverflow)
GB (1) GB1304338A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132782A (en) * 1982-12-23 1984-07-11 Konishiroku Photo Ind Electromagnetically driven shutter device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804506A (en) * 1973-05-21 1974-04-16 Nasa Rotary solenoid shutter drive assembly and rotary inertia damper and stop plate assembly
JPS5528086A (en) * 1978-08-22 1980-02-28 Canon Inc Electromagnetically driven shutter device
US4213689A (en) * 1979-03-22 1980-07-22 Clapp Roy A Electromagnetically actuated shutter mechanism for cameras
JPS55149923A (en) * 1979-05-10 1980-11-21 Canon Inc Electromagnetically driven shutter
DE19832244C2 (de) * 1998-07-17 2000-10-19 Rollei Fototechnic Gmbh Elektromagnetischer Antrieb für einen Schlitzverschluß

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056341A (en) * 1958-05-15 1962-10-02 Polaroid Corp Photographic shutter mechanism
US2973699A (en) * 1958-07-02 1961-03-07 Eastman Kodak Co Apparatus for compensating battery decay
US3082674A (en) * 1958-09-11 1963-03-26 Bell & Howell Co Automatic exposure mechanism with magnetic control of iris blades
US3095795A (en) * 1960-06-08 1963-07-02 Barnes Eng Co Camera shutter
US3295428A (en) * 1964-01-10 1967-01-03 Eastman Kodak Co Photographic aperture regulating device
DE1447470A1 (de) * 1964-04-16 1969-03-20 Compur Werk Gmbh & Co Photographsiche Kamera mit elektromagnetischer Verschluss-Betaetigung
US3295429A (en) * 1964-05-12 1967-01-03 Eastman Kodak Co Electromagnetic relay exposure controls
DE1265573B (de) * 1965-11-24 1968-04-04 Compur Werk Gmbh & Co Photographischer Verschluss mit Antriebsmagneten
DE1279454B (de) * 1966-01-29 1968-10-03 Prontor Werk Gauthier Gmbh Photographischer Verschluss mit wenigstens zwei auf je einem Zapfen ausschwingbar gelagerten Verschlussblaettern
US3405624A (en) * 1966-05-18 1968-10-15 Eastman Kodak Co Photographic shutter
US3498194A (en) * 1967-09-15 1970-03-03 Polaroid Corp Camera exposure apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132782A (en) * 1982-12-23 1984-07-11 Konishiroku Photo Ind Electromagnetically driven shutter device

Also Published As

Publication number Publication date
US3724350A (en) 1973-04-03
JPS52167040U (enrdf_load_stackoverflow) 1977-12-17
JPS6111700Y2 (enrdf_load_stackoverflow) 1986-04-12
JPS57178226U (enrdf_load_stackoverflow) 1982-11-11

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Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee