JPS6012099Y2 - 電気シヤツタの誤動作防止装置 - Google Patents

電気シヤツタの誤動作防止装置

Info

Publication number
JPS6012099Y2
JPS6012099Y2 JP1979040672U JP4067279U JPS6012099Y2 JP S6012099 Y2 JPS6012099 Y2 JP S6012099Y2 JP 1979040672 U JP1979040672 U JP 1979040672U JP 4067279 U JP4067279 U JP 4067279U JP S6012099 Y2 JPS6012099 Y2 JP S6012099Y2
Authority
JP
Japan
Prior art keywords
shutter
time constant
magnet
charging
constant capacitor
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
JP1979040672U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55141109U (enExample
Inventor
龍造 本告
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.)
Nikon Corp
Original Assignee
Nikon Corp
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 Nikon Corp filed Critical Nikon Corp
Priority to JP1979040672U priority Critical patent/JPS6012099Y2/ja
Priority to US06/126,349 priority patent/US4310230A/en
Priority to DE19803011941 priority patent/DE3011941A1/de
Publication of JPS55141109U publication Critical patent/JPS55141109U/ja
Application granted granted Critical
Publication of JPS6012099Y2 publication Critical patent/JPS6012099Y2/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
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/26—Power supplies; Circuitry or arrangement to switch on the power source; Circuitry to check the power source voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
JP1979040672U 1979-03-30 1979-03-30 電気シヤツタの誤動作防止装置 Expired JPS6012099Y2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1979040672U JPS6012099Y2 (ja) 1979-03-30 1979-03-30 電気シヤツタの誤動作防止装置
US06/126,349 US4310230A (en) 1979-03-30 1980-03-03 Apparatus for preventing malfunction of an electric shutter device
DE19803011941 DE3011941A1 (de) 1979-03-30 1980-03-27 Einrichtung zur verhinderung einer funktionsstoerung eines elektrischen verschlusses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979040672U JPS6012099Y2 (ja) 1979-03-30 1979-03-30 電気シヤツタの誤動作防止装置

Publications (2)

Publication Number Publication Date
JPS55141109U JPS55141109U (enExample) 1980-10-08
JPS6012099Y2 true JPS6012099Y2 (ja) 1985-04-19

Family

ID=12587009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979040672U Expired JPS6012099Y2 (ja) 1979-03-30 1979-03-30 電気シヤツタの誤動作防止装置

Country Status (3)

Country Link
US (1) US4310230A (enExample)
JP (1) JPS6012099Y2 (enExample)
DE (1) DE3011941A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56156820A (en) * 1980-05-09 1981-12-03 Nippon Kogaku Kk <Nikon> Shutter release lock device
JPS57192936A (en) * 1981-05-25 1982-11-27 Canon Inc Photographing inhibiting device for camera
JPS60196735A (ja) * 1984-02-13 1985-10-05 Canon Inc 電圧検出装置を有するカメラ
US4609062A (en) * 1985-07-19 1986-09-02 Colt Industries Operating Corp. Heavy-duty industrial weighing scale

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5311021A (en) * 1976-07-17 1978-02-01 Fuji Photo Optical Co Ltd Exposure control circuit
JPS5381233A (en) * 1976-12-27 1978-07-18 Copal Co Ltd Driving power supply circuit for camera
US4181417A (en) * 1977-03-16 1980-01-01 Canon Kabushiki Kaisha Shutter operation control device for a photographic camera

Also Published As

Publication number Publication date
JPS55141109U (enExample) 1980-10-08
US4310230A (en) 1982-01-12
DE3011941A1 (de) 1980-10-09

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