JPH041333B2 - - Google Patents

Info

Publication number
JPH041333B2
JPH041333B2 JP56141706A JP14170681A JPH041333B2 JP H041333 B2 JPH041333 B2 JP H041333B2 JP 56141706 A JP56141706 A JP 56141706A JP 14170681 A JP14170681 A JP 14170681A JP H041333 B2 JPH041333 B2 JP H041333B2
Authority
JP
Japan
Prior art keywords
lever
mirror
leading blade
blade
blade drive
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 - Lifetime
Application number
JP56141706A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5843436A (ja
Inventor
Akira Suzuki
Katsuzo Kaneko
Nobuyoshi Inoe
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.)
Nidec Precision Corp
Original Assignee
Nidec Copal 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 Nidec Copal Corp filed Critical Nidec Copal Corp
Priority to JP56141706A priority Critical patent/JPS5843436A/ja
Priority to US06/416,375 priority patent/US4447142A/en
Priority to DE19823233394 priority patent/DE3233394A1/de
Publication of JPS5843436A publication Critical patent/JPS5843436A/ja
Publication of JPH041333B2 publication Critical patent/JPH041333B2/ja
Granted 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
    • G03B9/28—Roller blind or flexible plate
    • G03B9/32—Double blind
    • G03B9/34—Double blind with adjustable slot; with mechanism controlling relative movement of blinds to form slot
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cameras In General (AREA)
  • Shutters For Cameras (AREA)
JP56141706A 1981-09-10 1981-09-10 フオ−カルプレンシヤツタ Granted JPS5843436A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP56141706A JPS5843436A (ja) 1981-09-10 1981-09-10 フオ−カルプレンシヤツタ
US06/416,375 US4447142A (en) 1981-09-10 1982-09-09 Blade type focal plane shutter
DE19823233394 DE3233394A1 (de) 1981-09-10 1982-09-09 Lamellen-schlitzverschluss

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56141706A JPS5843436A (ja) 1981-09-10 1981-09-10 フオ−カルプレンシヤツタ

Publications (2)

Publication Number Publication Date
JPS5843436A JPS5843436A (ja) 1983-03-14
JPH041333B2 true JPH041333B2 (en]) 1992-01-10

Family

ID=15298300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56141706A Granted JPS5843436A (ja) 1981-09-10 1981-09-10 フオ−カルプレンシヤツタ

Country Status (3)

Country Link
US (1) US4447142A (en])
JP (1) JPS5843436A (en])
DE (1) DE3233394A1 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960637U (ja) * 1982-10-16 1984-04-20 株式会社ニコン シヤツタ装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546432Y2 (en]) * 1972-03-28 1979-03-26
US4096505A (en) * 1975-05-14 1978-06-20 Seiko Koki Kabushiki Kaisha Focal plane shutter for cameras
JPS51133015A (en) * 1975-05-14 1976-11-18 Seiko Koki Kk Focal plane shutter for camera
GB1538798A (en) * 1975-12-19 1979-01-24 Seiko Koki Kk Camera shutter mechanism
JPS5921536B2 (ja) * 1976-02-09 1984-05-21 セイコ−光機株式会社 カメラ用シヤツタの開閉装置
DE2704646A1 (de) * 1976-02-09 1977-08-11 Seiko Koki Kk Kameraverschluss
JPS5655929A (en) * 1979-10-15 1981-05-16 Canon Inc Camera having electromagnetic driving source
US4313658A (en) * 1979-03-26 1982-02-02 Canon Kabushiki Kaisha Camera having electromagnetic drive source

Also Published As

Publication number Publication date
US4447142A (en) 1984-05-08
DE3233394A1 (de) 1983-03-24
JPS5843436A (ja) 1983-03-14

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