JPH01103829U - - Google Patents

Info

Publication number
JPH01103829U
JPH01103829U JP1987198972U JP19897287U JPH01103829U JP H01103829 U JPH01103829 U JP H01103829U JP 1987198972 U JP1987198972 U JP 1987198972U JP 19897287 U JP19897287 U JP 19897287U JP H01103829 U JPH01103829 U JP H01103829U
Authority
JP
Japan
Prior art keywords
shutter
shutter opening
opened
drive motor
lens reflex
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.)
Pending
Application number
JP1987198972U
Other languages
English (en)
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 filed Critical
Priority to JP1987198972U priority Critical patent/JPH01103829U/ja
Priority to US07/286,995 priority patent/US5172158A/en
Publication of JPH01103829U publication Critical patent/JPH01103829U/ja
Pending 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/10—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device a servo-motor providing energy to move the setting member

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)

Description

【図面の簡単な説明】
第１，２図は本考案による一眼レフレツクスカ
メラ用シヤツタの第１実施例を示す図であり、第
１図はシヤツタの正面図、第２図Ａ，Ｂはそれぞ
れシヤツタ開口の開閉状態と駆動モータの回転方
向のタイミングチヤート、第３，４図は本考案の
第２実施例を示す図であり、第３図はシヤツタの
正面図、第４図Ａ，Ｂはそれぞれシヤツタ開口の
開閉状態と駆動モータの回転方向のタイミングチ
ヤート、第５図は本考案による一眼レフレツクス
カメラ用シヤツタの第３実施例を示す要部正面図
である。 ３……アイドラピニオン、４……駆動モータ、
４ａ……ピニオン、５……操作部材、５ａ……歯
部、７，１０〜１２，２７，２８……ピン、８…
…引張バネ、１３……シヤツタ羽根、１５……長
穴、１７……シヤツタ開口、２０，２１……スイ
ツチ（検知手段）、２５，３５……駆動部材、２
５ａ，３５ａ……カム部、２５ｂ，２５ｃ……長
溝、２５ｄ……ラツク部。

Claims (1)

    【実用新案登録請求の範囲】
  1. シヤツタ開口を開放した状態から、レリーズ操
    作に応動して一旦シヤツタ開口を閉成した後に、
    駆動モータにより露出作動を行なうカメラ用シヤ
    ツタにおいて、前記駆動モータに駆動されること
    によりシヤツタ羽根を作動させて前記シヤツタ開
    口を開閉する操作部材と、この操作部材を前記シ
    ヤツタ開口の開放方向に付勢するバネと、前記操
    作部材の作動により前記シヤツタ開口が開放した
    状態を検知する検知手段とを備えたことを特徴と
    する一眼レフレツクスカメラ用シヤツタ。
JP1987198972U 1987-12-28 1987-12-28 Pending JPH01103829U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987198972U JPH01103829U (ja) 1987-12-28 1987-12-28
US07/286,995 US5172158A (en) 1987-12-28 1988-12-20 Shutter for a single lens reflex camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987198972U JPH01103829U (ja) 1987-12-28 1987-12-28

Publications (1)

Publication Number Publication Date
JPH01103829U true JPH01103829U (ja) 1989-07-13

Family

ID=16399991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987198972U Pending JPH01103829U (ja) 1987-12-28 1987-12-28

Country Status (2)

Country Link
US (1) US5172158A (ja)
JP (1) JPH01103829U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001183718A (ja) * 1999-12-24 2001-07-06 Nidec Copal Corp デジタルカメラ用シャッタ

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5794085A (en) * 1996-01-26 1998-08-11 Asahi Kogaku Kogyo Kabushiki Kaisha Exposure controlling device for camera
US5999752A (en) * 1997-06-05 1999-12-07 Minolta Co., Ltd. Exposure controller for use in a camera
US7708478B2 (en) * 2006-04-13 2010-05-04 Nokia Corporation Actuator mechanism and a shutter mechanism

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5695227A (en) * 1979-12-28 1981-08-01 Olympus Optical Co Ltd Programmed lens shutter for single lens-reflex camera
JPS5717935A (en) * 1980-07-07 1982-01-29 Canon Inc Focal plane shutter device
JPS59229535A (ja) * 1984-05-16 1984-12-24 Canon Inc 電磁駆動シヤツタ−
JPS6360131B2 (ja) * 1984-02-10 1988-11-22

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903528A (en) * 1973-05-22 1975-09-02 Polaroid Corp Exposure control system for photographic apparatus
US3952312A (en) * 1974-12-20 1976-04-20 Polaroid Corporation Exposure control system for photographic apparatus
US4176929A (en) * 1977-06-21 1979-12-04 Canon Kabushiki Kaisha Exposure control device for a camera
US4494846A (en) * 1981-10-27 1985-01-22 Copal Company Limited Electromagnetic shutter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5695227A (en) * 1979-12-28 1981-08-01 Olympus Optical Co Ltd Programmed lens shutter for single lens-reflex camera
JPS5717935A (en) * 1980-07-07 1982-01-29 Canon Inc Focal plane shutter device
JPS6360131B2 (ja) * 1984-02-10 1988-11-22
JPS59229535A (ja) * 1984-05-16 1984-12-24 Canon Inc 電磁駆動シヤツタ−

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001183718A (ja) * 1999-12-24 2001-07-06 Nidec Copal Corp デジタルカメラ用シャッタ

Also Published As

Publication number Publication date
US5172158A (en) 1992-12-15

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