FR2225765B1 - - Google Patents

Info

Publication number
FR2225765B1
FR2225765B1 FR7411124A FR7411124A FR2225765B1 FR 2225765 B1 FR2225765 B1 FR 2225765B1 FR 7411124 A FR7411124 A FR 7411124A FR 7411124 A FR7411124 A FR 7411124A FR 2225765 B1 FR2225765 B1 FR 2225765B1
Authority
FR
France
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
FR7411124A
Other versions
FR2225765A1 (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.)
Seiko Koki KK
Original Assignee
Seiko Koki KK
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 Seiko Koki KK filed Critical Seiko Koki KK
Publication of FR2225765A1 publication Critical patent/FR2225765A1/fr
Application granted granted Critical
Publication of FR2225765B1 publication Critical patent/FR2225765B1/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
    • G03B9/58—Means for varying duration of "open" period of shutter
    • G03B9/62—Means for varying duration of "open" period of shutter by varying interval of time between end of opening movement and beginning of closing movement
    • 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
    • G03B9/36—Sliding rigid plate
    • G03B9/40—Double plate
    • 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)
  • Exposure Control For Cameras (AREA)
FR7411124A 1973-04-11 1974-03-29 Expired FR2225765B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973042697U JPS542665Y2 (fr) 1973-04-11 1973-04-11

Publications (2)

Publication Number Publication Date
FR2225765A1 FR2225765A1 (fr) 1974-11-08
FR2225765B1 true FR2225765B1 (fr) 1977-09-30

Family

ID=12643228

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7411124A Expired FR2225765B1 (fr) 1973-04-11 1974-03-29

Country Status (5)

Country Link
US (1) US3938169A (fr)
JP (1) JPS542665Y2 (fr)
DE (1) DE2417857A1 (fr)
FR (1) FR2225765B1 (fr)
GB (1) GB1439732A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5250722A (en) * 1975-10-21 1977-04-23 Canon Inc Circuit system for preventing erroneous operation of camera
JPS6040013B2 (ja) * 1977-05-23 1985-09-09 旭光学工業株式会社 モ−タ−ドライブ装置を有するカメラのレリ−ズ装置
JPS5415738A (en) * 1977-06-15 1979-02-05 Canon Inc Controller of camera
JPS5471631A (en) * 1977-11-18 1979-06-08 Seiko Koki Kk Device for warning automatic focusing control camera
US5432585A (en) * 1993-08-31 1995-07-11 Eastman Kodak Company Improved flash lockout

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435745A (en) * 1966-11-15 1969-04-01 Ricoh Kk Electric shutter for use in photographic cameras
US3645186A (en) * 1968-12-09 1972-02-29 Kiyoshi Kitai Shutter opening and closing mechanism
JPS4916419A (fr) * 1972-05-31 1974-02-13
US3774514A (en) * 1973-01-17 1973-11-27 Minolta Camera Kk Electric control circuitry for camera shutters

Also Published As

Publication number Publication date
JPS49144237U (fr) 1974-12-12
US3938169A (en) 1976-02-10
DE2417857A1 (de) 1974-10-24
GB1439732A (en) 1976-06-16
JPS542665Y2 (fr) 1979-02-05
FR2225765A1 (fr) 1974-11-08

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Legal Events

Date Code Title Description
ST Notification of lapse