JPS60140933U - Step motor driven sector opening/closing device - Google Patents
Step motor driven sector opening/closing deviceInfo
- 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
Links
Landscapes
- Shutters For Cameras (AREA)
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
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)
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.
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)
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 |
-
1984
- 1984-02-27 JP JP2680584U patent/JPS60140933U/en active Pending
Patent Citations (2)
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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