JPS6020887Y2 - 緊定解除用電磁石装置 - Google Patents

緊定解除用電磁石装置

Info

Publication number
JPS6020887Y2
JPS6020887Y2 JP1980095774U JP9577480U JPS6020887Y2 JP S6020887 Y2 JPS6020887 Y2 JP S6020887Y2 JP 1980095774 U JP1980095774 U JP 1980095774U JP 9577480 U JP9577480 U JP 9577480U JP S6020887 Y2 JPS6020887 Y2 JP S6020887Y2
Authority
JP
Japan
Prior art keywords
yoke
armature
tension
base plate
electromagnet
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
JP1980095774U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5720108U (enExample
Inventor
武彦 大庭
道雄 瀬沼
文夫 島田
修一郎 斉藤
佳博 茂田
紘 相沢
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.)
Canon Inc
Canon Electronics Inc
Original Assignee
Canon Inc
Canon Electronics Inc
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 Canon Inc, Canon Electronics Inc filed Critical Canon Inc
Priority to JP1980095774U priority Critical patent/JPS6020887Y2/ja
Priority to US06/279,256 priority patent/US4355878A/en
Publication of JPS5720108U publication Critical patent/JPS5720108U/ja
Application granted granted Critical
Publication of JPS6020887Y2 publication Critical patent/JPS6020887Y2/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
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Shutter-Related Mechanisms (AREA)
  • Electromagnets (AREA)
JP1980095774U 1980-07-07 1980-07-07 緊定解除用電磁石装置 Expired JPS6020887Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1980095774U JPS6020887Y2 (ja) 1980-07-07 1980-07-07 緊定解除用電磁石装置
US06/279,256 US4355878A (en) 1980-07-07 1981-07-01 Magnetic device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980095774U JPS6020887Y2 (ja) 1980-07-07 1980-07-07 緊定解除用電磁石装置

Publications (2)

Publication Number Publication Date
JPS5720108U JPS5720108U (enExample) 1982-02-02
JPS6020887Y2 true JPS6020887Y2 (ja) 1985-06-22

Family

ID=14146824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980095774U Expired JPS6020887Y2 (ja) 1980-07-07 1980-07-07 緊定解除用電磁石装置

Country Status (2)

Country Link
US (1) US4355878A (enExample)
JP (1) JPS6020887Y2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58180539U (ja) * 1982-05-25 1983-12-02 日本電産コパル株式会社 フオ−カルプレ−ンシヤツタの秒時調整機構
JP2620390B2 (ja) * 1990-02-07 1997-06-11 キヤノン株式会社 シャッター

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220726B (de) * 1964-07-10 1966-07-07 Compur Werk Gmbh & Co Photographischer Verschluss
US3947857A (en) * 1973-08-24 1976-03-30 Yashica Co., Ltd. Magnetically releasing device for camera shutters
FR2446009A1 (fr) * 1979-01-04 1980-08-01 Alsthom Unelec Sa Declencheur electromagnetique reglable pour disjoncteur

Also Published As

Publication number Publication date
US4355878A (en) 1982-10-26
JPS5720108U (enExample) 1982-02-02

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