JPH01180874U - - Google Patents
Info
- Publication number
- JPH01180874U JPH01180874U JP7162688U JP7162688U JPH01180874U JP H01180874 U JPH01180874 U JP H01180874U JP 7162688 U JP7162688 U JP 7162688U JP 7162688 U JP7162688 U JP 7162688U JP H01180874 U JPH01180874 U JP H01180874U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stepping motor
- cylindrical part
- comb
- bearing
- 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
- 238000004804 winding Methods 0.000 claims description 3
Description
第１図から第３図は本考案の一実施例を示し、
第１図は全体の断面図、第２図は一部の拡大断面
図、第３図はステータの一部を示す側面図である
。第４図および第５図は本考案の他の実施例を示
し、第４図は一部の断面図、第５図はヨークの断
面図である。第６図は従来例を示す断面図である
。
Ｍ……ステツピングモータ、２１……ハウジン
グ、２２……ステータ、２３……ロータ、２４…
…筒状部、２５……軸受、２６……巻線、２７…
…巻き枠、２８，２９……ヨーク、２８ａ，２９
ａ……突極、３０……磁路構成筒、３１……回転
軸、３４……ロータカツプ、３５……ロータマグ
ネツト。
1 to 3 show an embodiment of the present invention,
FIG. 1 is an overall sectional view, FIG. 2 is a partially enlarged sectional view, and FIG. 3 is a side view showing a portion of the stator. FIGS. 4 and 5 show other embodiments of the present invention, with FIG. 4 being a partial sectional view and FIG. 5 being a sectional view of the yoke. FIG. 6 is a sectional view showing a conventional example. M...Stepping motor, 21...Housing, 22...Stator, 23...Rotor, 24...
...Cylindrical part, 25... Bearing, 26... Winding wire, 27...
...Reeling frame, 28, 29...Yoke, 28a, 29
a... Salient pole, 30... Magnetic path constituting tube, 31... Rotating shaft, 34... Rotor cup, 35... Rotor magnet.
Claims (1)
テツピングモータを備え、このステツピングモー
タを、ハウジングと、このハウジングの筒状部外
面に嵌着された二組みのステータと、上記筒状部
に軸受を介して回転自在に取付けられたロータと
を具備して形成し、上記ステータを、上記筒状部
外面に嵌着される磁路構成筒を介して内周部が互
いに接続されるとともに、外周部において互い違
いに入込む櫛歯状突極を有した一対のヨークを、
巻線が巻き付けられた巻き枠にこれを挟んで嵌合
して形成し、かつ、上記ロータを、上記各ステー
タを内側に配設して上記軸受に支持された回転軸
と一体に回転されるロータカツプの内周面に、上
記櫛歯状突極に対向するリング形のロータマグネ
ツトを取付けて形成したことを特徴とするメデイ
ア駆動装置。 The stepping motor is equipped with an outer rotor type stepping motor that rotationally drives the media, and the stepping motor is connected to a housing, two sets of stators fitted to the outer surface of a cylindrical part of the housing, and a bearing in the cylindrical part. and a rotor rotatably attached through the cylindrical part; A pair of yokes with comb-like salient poles inserted alternately in the
The rotor is formed by being sandwiched and fitted to a winding frame around which a winding is wound, and the rotor is rotated integrally with a rotating shaft supported by the bearing with each of the stators disposed inside. A media drive device characterized in that a ring-shaped rotor magnet facing the comb-like salient poles is attached to the inner circumferential surface of a rotor cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7162688U JPH01180874U (en) | 1988-05-30 | 1988-05-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7162688U JPH01180874U (en) | 1988-05-30 | 1988-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01180874U true JPH01180874U (en) | 1989-12-26 |
Family
ID=31296828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7162688U Pending JPH01180874U (en) | 1988-05-30 | 1988-05-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01180874U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5691666A (en) * | 1979-12-10 | 1981-07-24 | Gen Scanning Inc | Motor |
-
1988
- 1988-05-30 JP JP7162688U patent/JPH01180874U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5691666A (en) * | 1979-12-10 | 1981-07-24 | Gen Scanning Inc | Motor |