GB9006730D0 - Camera shutter actuating mechanism - Google Patents

Camera shutter actuating mechanism

Info

Publication number
GB9006730D0
GB9006730D0 GB909006730A GB9006730A GB9006730D0 GB 9006730 D0 GB9006730 D0 GB 9006730D0 GB 909006730 A GB909006730 A GB 909006730A GB 9006730 A GB9006730 A GB 9006730A GB 9006730 D0 GB9006730 D0 GB 9006730D0
Authority
GB
United Kingdom
Prior art keywords
actuating mechanism
camera shutter
shutter actuating
camera
shutter
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Withdrawn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
GB909006730A
Other versions
GB2235541A (en
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.)
YU CHEUNG L
YUEN HOI H
Original Assignee
YU CHEUNG L
YUEN HOI H
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 YU CHEUNG L, YUEN HOI H filed Critical YU CHEUNG L
Priority to CN 90205865 priority Critical patent/CN2075349U/en
Priority to CN 90102620 priority patent/CN1049918A/en
Publication of GB9006730D0 publication Critical patent/GB9006730D0/en
Publication of GB2235541A publication Critical patent/GB2235541A/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Withdrawn legal-status Critical Current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
    • 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
    • G03B9/14—Two separate members moving in opposite directions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
GB9006730A 1989-08-31 1990-03-26 Coil and magnet camera shutter actuating device Withdrawn GB2235541A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 90205865 CN2075349U (en) 1989-08-31 1990-05-01 Camera shutter system
CN 90102620 CN1049918A (en) 1989-08-31 1990-05-01 Camera shutter actuating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898919698A GB8919698D0 (en) 1989-08-31 1989-08-31 Camera shutter actuating device

Publications (2)

Publication Number Publication Date
GB9006730D0 true GB9006730D0 (en) 1990-05-23
GB2235541A GB2235541A (en) 1991-03-06

Family

ID=10662327

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898919698A Pending GB8919698D0 (en) 1989-08-31 1989-08-31 Camera shutter actuating device
GB9006730A Withdrawn GB2235541A (en) 1989-08-31 1990-03-26 Coil and magnet camera shutter actuating device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898919698A Pending GB8919698D0 (en) 1989-08-31 1989-08-31 Camera shutter actuating device

Country Status (1)

Country Link
GB (2) GB8919698D0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7513702B2 (en) 2005-11-16 2009-04-07 Va, Inc. Non-contact shutter activation system and method
US7883280B2 (en) 2008-03-12 2011-02-08 Va, Inc. Shutter activation system
US8128296B2 (en) 2009-01-26 2012-03-06 Va, Inc. Shutter assembly
US8313255B2 (en) 2009-01-26 2012-11-20 Va, Inc. Shutter assembly with drive ring-mounted magnet
US8333521B2 (en) 2010-04-01 2012-12-18 Va, Inc. Shutter assembly with rotating magnet
DE102020121173B4 (en) 2020-08-12 2024-06-27 Jenoptik Optical Systems Gmbh Camera shutter device with a two-sided lever

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3470808A (en) * 1967-07-21 1969-10-07 Eastman Kodak Co Photographic shutter operating means
US3769893A (en) * 1972-04-21 1973-11-06 Polaroid Corp Electromagnetically actuated exposure control mechanism
US3805204A (en) * 1972-04-21 1974-04-16 Polaroid Corp Tractive electromagnetic device
JPS55144217A (en) * 1979-04-28 1980-11-11 Canon Inc Electromagnetically driven slit exposure shutter
JPS55149923A (en) * 1979-05-10 1980-11-21 Canon Inc Electromagnetically driven shutter

Also Published As

Publication number Publication date
GB8919698D0 (en) 1989-10-11
GB2235541A (en) 1991-03-06

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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)