GB2272532B - Electromagnetic shutter apparatus - Google Patents

Electromagnetic shutter apparatus

Info

Publication number
GB2272532B
GB2272532B GB9300765A GB9300765A GB2272532B GB 2272532 B GB2272532 B GB 2272532B GB 9300765 A GB9300765 A GB 9300765A GB 9300765 A GB9300765 A GB 9300765A GB 2272532 B GB2272532 B GB 2272532B
Authority
GB
United Kingdom
Prior art keywords
shutter apparatus
electromagnetic shutter
electromagnetic
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.)
Expired - Lifetime
Application number
GB9300765A
Other languages
English (en)
Other versions
GB2272532A (en
GB9300765D0 (en
Inventor
Jaekyeong Seo
Deogho Choi
Seonho Lee
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.)
Hanwha Aerospace Co Ltd
Original Assignee
Samsung Aerospace Industries Ltd
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 Samsung Aerospace Industries Ltd filed Critical Samsung Aerospace Industries Ltd
Publication of GB9300765D0 publication Critical patent/GB9300765D0/en
Publication of GB2272532A publication Critical patent/GB2272532A/en
Application granted granted Critical
Publication of GB2272532B publication Critical patent/GB2272532B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • 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
    • G03B9/24—Adjusting size of aperture formed by members when fully open so as to constitute a virtual diaphragm that is adjustable

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Lens Barrels (AREA)
GB9300765A 1992-11-10 1993-01-15 Electromagnetic shutter apparatus Expired - Lifetime GB2272532B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR920021057 1992-11-10

Publications (3)

Publication Number Publication Date
GB9300765D0 GB9300765D0 (en) 1993-03-03
GB2272532A GB2272532A (en) 1994-05-18
GB2272532B true GB2272532B (en) 1995-11-15

Family

ID=19342853

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9300765A Expired - Lifetime GB2272532B (en) 1992-11-10 1993-01-15 Electromagnetic shutter apparatus

Country Status (7)

Country Link
JP (1) JP2868965B2 (ja)
KR (1) KR970011200B1 (ja)
CN (1) CN1090395A (ja)
DE (1) DE4302389C2 (ja)
FR (1) FR2697924B1 (ja)
GB (1) GB2272532B (ja)
RU (1) RU2103709C1 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2291206B (en) * 1992-09-14 1996-05-22 Seikosha Kk Motor driven shutter
US5708885A (en) * 1996-01-26 1998-01-13 Asahi Kogaku Kogyo Kabushiki Kaisha Light intercepting device of a lens shutter type of camera
AT406800B (de) * 1998-03-09 2000-09-25 Bauer Fritz Steuerungssystem für ein objektiv einer kamera
JP4788986B2 (ja) 2001-05-10 2011-10-05 Ｓｍｃ株式会社 リニアモータ
KR100655901B1 (ko) 2003-02-10 2006-12-08 씨제이 주식회사 장립종을 이용한 밥알의 흩어짐성이 뛰어난 무균화포장밥의 제조방법
JP4739681B2 (ja) * 2004-02-05 2011-08-03 パナソニック株式会社 鏡筒
KR100703329B1 (ko) * 2005-01-03 2007-04-03 삼성전자주식회사 카메라 렌즈 어셈블리의 셔터 장치
CN101042515B (zh) * 2006-03-23 2010-05-12 亚洲光学股份有限公司 相机用快门机构
KR100952441B1 (ko) 2008-04-08 2010-04-14 비타이 테크놀러지 코포레이션 리미티드 셔터 장치
DE102009020287B4 (de) * 2009-05-07 2013-12-24 Leica Camera Ag Zentralverschluß
TWI405022B (zh) * 2009-02-24 2013-08-11 E Pin Optical Industry Co Ltd 音圈馬達驅動之自動對焦鏡頭模組
WO2020024237A1 (zh) * 2018-08-03 2020-02-06 宁波舜宇光电信息有限公司 可变光圈装置、摄像模组及其应用
CN110908218B (zh) * 2019-12-01 2021-11-30 西北工业大学 一种缠绕式形状记忆合金丝驱动的机械虹膜装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027917A (en) * 1978-06-24 1980-02-27 Prontor Werk Gauthier Gmbh Shutter-diaphragm
GB2225643A (en) * 1988-11-30 1990-06-06 Seikosha Kk Camera shutter having a drive member for focusing and exposure actuation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6012173A (en) * 1972-09-14 1975-03-13 Koike Seiki K K Diaphragm-assisted exposure control device and electro- magnetic rotary motion device
DE2801383A1 (de) * 1978-01-13 1979-07-19 Agfa Gevaert Ag Fotografische kamera mit einer fokussiervorrichtung
US4426145A (en) * 1981-08-10 1984-01-17 Olympus Optical Company, Ltd. Lens shutter camera
JPS58216230A (ja) * 1982-06-11 1983-12-15 Fuji Photo Film Co Ltd 電磁駆動シヤツタ
DE3346769A1 (de) * 1982-12-23 1984-06-28 Konishiroku Photo Industry Co., Ltd., Tokio/Tokyo Elektromagnetisch angetriebener verschluss
JPS619631A (ja) * 1984-06-25 1986-01-17 Seiko Koki Kk カメラにおける電磁駆動シヤツタ
US4561744A (en) * 1984-11-19 1985-12-31 Peter Rietbrock Electromagnetically operated leaf shutter
JPS644096Y2 (ja) * 1985-10-31 1989-02-02
JPH067214B2 (ja) * 1986-07-14 1994-01-26 富士写真フイルム株式会社 クラツチ連動機構

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027917A (en) * 1978-06-24 1980-02-27 Prontor Werk Gauthier Gmbh Shutter-diaphragm
GB2225643A (en) * 1988-11-30 1990-06-06 Seikosha Kk Camera shutter having a drive member for focusing and exposure actuation

Also Published As

Publication number Publication date
FR2697924B1 (fr) 1995-02-03
KR970011200B1 (en) 1997-07-08
JPH06324378A (ja) 1994-11-25
GB2272532A (en) 1994-05-18
KR940012035A (ko) 1994-06-22
RU2103709C1 (ru) 1998-01-27
DE4302389C2 (de) 1998-05-28
CN1090395A (zh) 1994-08-03
DE4302389A1 (de) 1994-05-11
JP2868965B2 (ja) 1999-03-10
FR2697924A1 (fr) 1994-05-13
GB9300765D0 (en) 1993-03-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20090813 AND 20090819

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20101111 AND 20101117

PE20 Patent expired after termination of 20 years

Expiry date: 20130114