JPS6415823U - - Google Patents
Info
- Publication number
- JPS6415823U JPS6415823U JP10751887U JP10751887U JPS6415823U JP S6415823 U JPS6415823 U JP S6415823U JP 10751887 U JP10751887 U JP 10751887U JP 10751887 U JP10751887 U JP 10751887U JP S6415823 U JPS6415823 U JP S6415823U
- Authority
- JP
- Japan
- Prior art keywords
- radial
- sleeve
- housing
- rotating unit
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第１図は本考案の第１の実施例の軸方向断面図
である。第２図Ａは本考案の第２の実施例の軸方
向断面図である。第２図Ｂは第２図Ａに示す永久
磁石の拡大図である。第３図は従来技術を示す図
である。
主要部の符号の説明、１はハウジング、２，３
はフランジ、４は軸、５はスリーブ、６はロータ
ー、７はステーター、１６，１７はすべり軸受、
２４，２５は永久磁石である。
FIG. 1 is an axial cross-sectional view of a first embodiment of the present invention. FIG. 2A is an axial cross-sectional view of a second embodiment of the present invention. FIG. 2B is an enlarged view of the permanent magnet shown in FIG. 2A. FIG. 3 is a diagram showing the prior art. Explanation of symbols of main parts, 1 is housing, 2, 3
is a flange, 4 is a shaft, 5 is a sleeve, 6 is a rotor, 7 is a stator, 16 and 17 are plain bearings,
24 and 25 are permanent magnets.
Claims (1)
円筒状のラジアル外面を有し、前記軸に隙間を介
して嵌合する中空円筒状のスリーブは内径壁面に
ラジアル外面に対向するラジアル軸受面を有し、
前記ラジアル外面とラジアル軸受面とはラジアル
気体軸受を構成し、前記スリーブに取り付けたロ
ータは前記ハウジングに取り付けたステータと対
向し、前記スリーブは磁気力を介して軸方向に支
持される回転ユニツトにおいて； 前記スリーブの端面とハウジングとのいずれか
一方は他方に支持されたすべり軸受と軸方向隙間
を介して対向することを特徴とする回転ユニツト
。 ２ 前記すべり軸受が弾性部材と該弾性部材上に
配置された摺動部材とから成る実用新案登録請求
の範囲第１項に記載の回転ユニツト。[Claims for Utility Model Registration] 1. The outer peripheral surface of the shaft integrally attached to the housing has a cylindrical radial outer surface, and the hollow cylindrical sleeve that fits onto the shaft with a gap has a radial outer surface on the inner diameter wall surface. has a radial bearing surface facing the
The radial outer surface and the radial bearing surface constitute a radial gas bearing, the rotor attached to the sleeve faces the stator attached to the housing, and the sleeve is axially supported in a rotating unit via magnetic force. A rotating unit characterized in that either one of the end face of the sleeve and the housing faces a sliding bearing supported by the other with an axial clearance therebetween. 2. The rotating unit according to claim 1, wherein the sliding bearing comprises an elastic member and a sliding member disposed on the elastic member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10751887U JPS6415823U (en) | 1987-07-15 | 1987-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10751887U JPS6415823U (en) | 1987-07-15 | 1987-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6415823U true JPS6415823U (en) | 1989-01-26 |
Family
ID=31342004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10751887U Pending JPS6415823U (en) | 1987-07-15 | 1987-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6415823U (en) |
-
1987
- 1987-07-15 JP JP10751887U patent/JPS6415823U/ja active Pending
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