GB2226648A - Focal plane shutter for a camera with braking means - Google Patents

Focal plane shutter for a camera with braking means Download PDF

Info

Publication number
GB2226648A
GB2226648A GB8928961A GB8928961A GB2226648A GB 2226648 A GB2226648 A GB 2226648A GB 8928961 A GB8928961 A GB 8928961A GB 8928961 A GB8928961 A GB 8928961A GB 2226648 A GB2226648 A GB 2226648A
Authority
GB
United Kingdom
Prior art keywords
shutter
plate
plates
shutter blade
slit
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.)
Withdrawn
Application number
GB8928961A
Other languages
English (en)
Other versions
GB8928961D0 (en
Inventor
Ichiro Nemoto
Takahito Otora
Osamu Miyauchi
Yoshio Umezu
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.)
Seikosha KK
Original Assignee
Seikosha 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 Seikosha KK filed Critical Seikosha KK
Publication of GB8928961D0 publication Critical patent/GB8928961D0/en
Publication of GB2226648A publication Critical patent/GB2226648A/en
Withdrawn legal-status Critical Current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
    • G03B9/10—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)
  • Shutters For Cameras (AREA)
GB8928961A 1988-12-28 1989-12-21 Focal plane shutter for a camera with braking means Withdrawn GB2226648A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16976288U JPH0290832U (US07321065-20080122-C00020.png) 1988-12-28 1988-12-28

Publications (2)

Publication Number Publication Date
GB8928961D0 GB8928961D0 (en) 1990-02-28
GB2226648A true GB2226648A (en) 1990-07-04

Family

ID=15892381

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8928961A Withdrawn GB2226648A (en) 1988-12-28 1989-12-21 Focal plane shutter for a camera with braking means

Country Status (3)

Country Link
JP (1) JPH0290832U (US07321065-20080122-C00020.png)
DE (1) DE3942949A1 (US07321065-20080122-C00020.png)
GB (1) GB2226648A (US07321065-20080122-C00020.png)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1405217A (en) * 1972-08-25 1975-09-10 Seiko Koki Kk Camera shutter
GB1411867A (en) * 1972-08-23 1975-10-29 Seiko Koki Kk Camera shutter
GB1477895A (en) * 1973-08-31 1977-06-29 Copal Co Ltd Focal plane shutter for cameras

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1411867A (en) * 1972-08-23 1975-10-29 Seiko Koki Kk Camera shutter
GB1405217A (en) * 1972-08-25 1975-09-10 Seiko Koki Kk Camera shutter
GB1477895A (en) * 1973-08-31 1977-06-29 Copal Co Ltd Focal plane shutter for cameras

Also Published As

Publication number Publication date
GB8928961D0 (en) 1990-02-28
JPH0290832U (US07321065-20080122-C00020.png) 1990-07-18
DE3942949A1 (de) 1990-07-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)