JPS5890055U - brushless electric motor - Google Patents
brushless electric motorInfo
- Publication number
- JPS5890055U JPS5890055U JP18542281U JP18542281U JPS5890055U JP S5890055 U JPS5890055 U JP S5890055U JP 18542281 U JP18542281 U JP 18542281U JP 18542281 U JP18542281 U JP 18542281U JP S5890055 U JPS5890055 U JP S5890055U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- stator
- housing
- electric motor
- thrust magnetic
- 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
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Brushless Motors (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (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
図面は本考案の一実施例を示す縦断面図で、図中、１は
ハウジング、３はステータ、４は回転軸、４ａは回転軸
の出力側、６はスラスト用磁気軸受、８．９はジャーナ
ル部、ｉｏ、ｉｌは動用空気軸受、１５は駆動制御用回
路基板である。The drawing is a longitudinal cross-sectional view showing one embodiment of the present invention, and in the drawing, 1 is a housing, 3 is a stator, 4 is a rotating shaft, 4a is an output side of the rotating shaft, 6 is a thrust magnetic bearing, and 8.9 is a rotating shaft. The journal parts io and il are dynamic air bearings, and 15 is a drive control circuit board.
Claims (1)
タが配設されたハウジングと、前記ステータに対応する
マグネット９−夕を有し出力側が前記スラスト用磁気軸
受に支持された回転軸と、前記スラスト用磁気軸受と前
記ステータとの間に位置し互いに近接状態に前記回転軸
に設けられ外周面に空気潤滑用の溝部を有する複数のジ
ャーナル部と、前記ハウジングの同一加工面部内に設け
られ前記ジャーナル部を支承する動圧空気軸受と、前記
ハウジング内にこれと前記回転軸の反出力側との間に設
けられた駆動制御用回路基板とを具備して成る無刷子電
動機。a housing having a thrust magnetic bearing at one end and a stator at the other end; a rotating shaft having a magnet 9 corresponding to the stator and whose output side is supported by the thrust magnetic bearing; A plurality of journal parts are provided on the rotating shaft in close proximity to each other and are located between the thrust magnetic bearing and the stator, and have grooves for air lubrication on the outer peripheral surface, and journal parts are provided in the same machined surface part of the housing. A brushless electric motor comprising: a dynamic pressure air bearing that supports the journal portion; and a drive control circuit board provided within the housing between the dynamic pressure air bearing and a non-output side of the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18542281U JPS5890055U (en) | 1981-12-11 | 1981-12-11 | brushless electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18542281U JPS5890055U (en) | 1981-12-11 | 1981-12-11 | brushless electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5890055U true JPS5890055U (en) | 1983-06-18 |
Family
ID=29986458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18542281U Pending JPS5890055U (en) | 1981-12-11 | 1981-12-11 | brushless electric motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5890055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI769608B (en) * | 2020-12-04 | 2022-07-01 | 建準電機工業股份有限公司 | Pneumatic pressure bearing structure and motor thereof |
-
1981
- 1981-12-11 JP JP18542281U patent/JPS5890055U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI769608B (en) * | 2020-12-04 | 2022-07-01 | 建準電機工業股份有限公司 | Pneumatic pressure bearing structure and motor thereof |
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