JPH0330772U - - Google Patents
Info
- Publication number
- JPH0330772U JPH0330772U JP8789589U JP8789589U JPH0330772U JP H0330772 U JPH0330772 U JP H0330772U JP 8789589 U JP8789589 U JP 8789589U JP 8789589 U JP8789589 U JP 8789589U JP H0330772 U JPH0330772 U JP H0330772U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic poles
- stator
- legs
- substrate
- 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
- 239000000758 substrate Substances 0.000 claims 3
- 230000005284 excitation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Shutters For Cameras (AREA)
Description
第１図および第２図は本考案に係る小型ステツ
プモータの一実施例を示す図であり、第１図はこ
の全体平面図、第２図はその要部断面図であり、
第３図および第４図ａ，ｂはそれぞ従来の小型ス
テツプモータを示す図であり、第３図は一方の小
型ステツプモータの全体平面図、第４図ａ，ｂは
他方の小型ステツプモータの要部拡大平面図であ
る。
１……ロータ、５……ステータ、５ａ，５ｂ…
…両脚部、６……ステータ、６ａ，６ｂ……両脚
部、７〜１０……磁極部、１１，１２……コイル
、１５……駆動回路、１９，２０……偏心調整ピ
ン。
1 and 2 are diagrams showing an embodiment of a small step motor according to the present invention, FIG. 1 is a plan view of the whole, and FIG. 2 is a sectional view of the main part thereof.
Figures 3 and 4a and 4b are diagrams showing conventional small step motors, respectively. Figure 3 is an overall plan view of one small step motor, and Figures 4 a and 4 b are views of the other small step motor. FIG. 1...Rotor, 5...Stator, 5a, 5b...
...Both legs, 6... Stator, 6a, 6b... Both legs, 7-10... Magnetic pole portion, 11, 12... Coil, 15... Drive circuit, 19, 20... Eccentricity adjustment pin.
Claims (1)
れた磁極を有するロータと、該ロータの磁極に対
向する一対の磁極部を両脚部に有し前記基板に設
けられたステータと、該ステータに巻回されたコ
イルと、該コイルに流す励磁電流を制御する駆動
回路とを備えたステツプモータにおいて、前記ス
テータの両脚部に接する単一の偏心調整ピンを基
板の該両脚部間に設け、該偏心調整ピンを回動さ
せることによつて前記ロータの磁極とステータの
磁極部との間隔を調整するようにしたことを特徴
とする小型ステツプモータ。 A rotor rotatably disposed on a substrate and having a plurality of magnetic poles magnetized in the radial direction; a stator provided on the substrate and having a pair of magnetic pole portions on both legs opposite to the magnetic poles of the rotor; In a step motor comprising a coil wound around the coil and a drive circuit for controlling an excitation current flowing through the coil, a single eccentric adjustment pin in contact with both legs of the stator is provided between the legs of the substrate, A small step motor characterized in that the distance between the magnetic poles of the rotor and the magnetic poles of the stator is adjusted by rotating the eccentric adjustment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8789589U JPH0330772U (en) | 1989-07-26 | 1989-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8789589U JPH0330772U (en) | 1989-07-26 | 1989-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0330772U true JPH0330772U (en) | 1991-03-26 |
Family
ID=31637534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8789589U Pending JPH0330772U (en) | 1989-07-26 | 1989-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0330772U (en) |
-
1989
- 1989-07-26 JP JP8789589U patent/JPH0330772U/ja active Pending
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