JPS60140933U - Step motor driven sector opening/closing device - Google Patents

Step motor driven sector opening/closing device

Info

Publication number
JPS60140933U
JPS60140933U JP2680584U JP2680584U JPS60140933U JP S60140933 U JPS60140933 U JP S60140933U JP 2680584 U JP2680584 U JP 2680584U JP 2680584 U JP2680584 U JP 2680584U JP S60140933 U JPS60140933 U JP S60140933U
Authority
JP
Japan
Prior art keywords
step motor
sector
closing device
motor driven
sector opening
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
JP2680584U
Other languages
Japanese (ja)
Inventor
荻原　倍男
茂 田上
篠崎　圓男
Original Assignee
株式会社精工舎
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 株式会社精工舎 filed Critical 株式会社精工舎
Priority to JP2680584U priority Critical patent/JPS60140933U/en
Publication of JPS60140933U publication Critical patent/JPS60140933U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例を示す平面図、第２図は第１図
の断面図、第３図はモータ駆動回路よりの出力信号の波
形図とセクタの作動線図である。 Ｍ・・・・・・ステップモータ、２・・・・・・ピニオ
ン、３・・・・・・地板、５・・・・・・セクタ、６・
・・・・・セクタ駆動レバー、７・・・・・・セクタ駆
動車、９・・・・・・アイドラー車、１０・・・・・・
バネ。FIG. 1 is a plan view showing an embodiment of the present invention, FIG. 2 is a cross-sectional view of FIG. 1, and FIG. 3 is a waveform diagram of an output signal from a motor drive circuit and a sector operation diagram. M...Step motor, 2...Pinion, 3...Main plate, 5...Sector, 6...
...Sector drive lever, 7...Sector drive vehicle, 9...Idler vehicle, 10...
Spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] レンズ開口を形成する複数のセクタと、正逆回転可能に
制御出来る゛ステップモータと、上記セクタを駆動する
セクタ駆動部材と、上記ステップモータと上記セクタ駆
動部材とを連結する歯車機構等の伝達手段とを有して上
記セクタの開閉作動を制御するシャッターにおいて、上
記セクタ駆動部゛　材または上記伝達手段の一部に、上
記セクタの閉じ方向に付勢するバネを関係させたことを
特徴とするセクタ開閉装置。A plurality of sectors that form a lens aperture, a step motor that can be controlled to rotate forward and backward, a sector drive member that drives the sectors, and a transmission means such as a gear mechanism that connects the step motor and the sector drive member. A shutter for controlling the opening/closing operation of the sector, characterized in that a spring biasing the sector in the closing direction is associated with a part of the sector drive member or the transmission means. Sector opening/closing device.
JP2680584U 1984-02-27 1984-02-27 Step motor driven sector opening/closing device Pending JPS60140933U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2680584U JPS60140933U (en) 1984-02-27 1984-02-27 Step motor driven sector opening/closing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2680584U JPS60140933U (en) 1984-02-27 1984-02-27 Step motor driven sector opening/closing device

Publications (1)

Publication Number Publication Date
JPS60140933U true JPS60140933U (en) 1985-09-18

Family

ID=30523157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2680584U Pending JPS60140933U (en) 1984-02-27 1984-02-27 Step motor driven sector opening/closing device

Country Status (1)

Country Link
JP (1) JPS60140933U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515575A (en) * 1974-07-04 1976-01-17 Matsushita Electric Works Ltd KAIROSHADANKI
JPS56111844A (en) * 1980-02-08 1981-09-03 Canon Inc Electromagnetic drive shutter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515575A (en) * 1974-07-04 1976-01-17 Matsushita Electric Works Ltd KAIROSHADANKI
JPS56111844A (en) * 1980-02-08 1981-09-03 Canon Inc Electromagnetic drive shutter

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