JPS62127531U - - Google Patents
Info
- Publication number
- JPS62127531U JPS62127531U JP1471686U JP1471686U JPS62127531U JP S62127531 U JPS62127531 U JP S62127531U JP 1471686 U JP1471686 U JP 1471686U JP 1471686 U JP1471686 U JP 1471686U JP S62127531 U JPS62127531 U JP S62127531U
- Authority
- JP
- Japan
- Prior art keywords
- step motor
- sectors
- coil
- stators
- rotor
- 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
- 238000010586 diagram Methods 0.000 description 3
- 235000016496 Panda oleosa Nutrition 0.000 description 1
- 240000000220 Panda oleosa Species 0.000 description 1
Landscapes
- Shutters For Cameras (AREA)
Description
第1図は本考案の第1実施例を示すステツプモ
ータの平面図、第2図は第1図の断面図、第3図
は第1実施例のステツプモータ主要部品の斜視図
、第4図はステツプモータで駆動されるセクタ開
閉部の平面図、第5図は第4図の断面図、第6図
は駆動回路より出力信号の波形図と、セクタの作
動線図、第7図はステツプモータの動作図、第8
図は第2実施例を示すステツプモータの平面図で
ある。
1,101……ロータ、5……ロータカナ、6
,106……ステータ、7,107……コイル、
11……地板、13……セクタ、14……セクタ
駆動レバー、15……セクタ駆動車、17……ア
イドラー車。
Fig. 1 is a plan view of a step motor showing a first embodiment of the present invention, Fig. 2 is a sectional view of Fig. 1, Fig. 3 is a perspective view of main parts of the step motor of the first embodiment, and Fig. 4. 5 is a cross-sectional view of FIG. 4, FIG. 6 is a waveform diagram of the output signal from the drive circuit and an operating diagram of the sector, and FIG. Motor operation diagram, No. 8
The figure is a plan view of a step motor showing a second embodiment. 1,101...rota, 5...rota kana, 6
, 106... Stator, 7, 107... Coil,
11...Main plate, 13...Sector, 14...Sector drive lever, 15...Sector drive vehicle, 17...Idler vehicle.
Claims (1)
転可能に制御できるステツプモータを有し、該ス
テツプモータと上記セクタとを歯車列等により連
結してセクタの開閉を制御するシヤツタにおいて
、上記ステツプモータは、回転自在に支持され径
方向に着磁された永久磁石からなるロータと、上
記ロータの外周に対向する一対の磁極部を有し略
円環状に形成された2つのステータと、上記各ス
テータを励磁させるコイルとにより構成されてい
ることを特徴とする開閉装置。 A shutter that has a plurality of sectors that form a lens aperture and a step motor that can be controlled to rotate in forward and reverse directions, and in which the step motor and the sectors are connected by a gear train or the like to control opening and closing of the sectors, wherein the step motor includes a rotor made of a rotatably supported permanent magnet magnetized in the radial direction, two stators formed in a substantially annular shape and having a pair of magnetic poles facing the outer periphery of the rotor, and each of the stators A switchgear comprising: a coil that excites a coil;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1471686U JPS62127531U (en) | 1986-02-04 | 1986-02-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1471686U JPS62127531U (en) | 1986-02-04 | 1986-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62127531U true JPS62127531U (en) | 1987-08-13 |
Family
ID=30804960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1471686U Pending JPS62127531U (en) | 1986-02-04 | 1986-02-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62127531U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009031362A1 (en) * | 2007-09-07 | 2009-03-12 | Seiko Precision Inc. | Blade drive device |
-
1986
- 1986-02-04 JP JP1471686U patent/JPS62127531U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009031362A1 (en) * | 2007-09-07 | 2009-03-12 | Seiko Precision Inc. | Blade drive device |
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