JPH0288020U - - Google Patents
Info
- Publication number
- JPH0288020U JPH0288020U JP16785088U JP16785088U JPH0288020U JP H0288020 U JPH0288020 U JP H0288020U JP 16785088 U JP16785088 U JP 16785088U JP 16785088 U JP16785088 U JP 16785088U JP H0288020 U JPH0288020 U JP H0288020U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- radial bearing
- bearing surface
- rotor
- stator
- 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
Description
第１図は本考案の第１の実施例を示す縦断面図
、第２図はスラスト軸受端面に形成された動圧発
生用溝の平面図、第３図及び第４図は本考案の他
の実施例を示す縦断面図、第５図はスリーブの上
端面の平面図である。
１は軸、２，３０はスリーブ（ハウジング）、
３はハブ、４は基台（ハウジング）、５はラジア
ル軸受面、６はラジアル受面、７，２０，３１０
は動圧発生用溝、１５はロータ、１６はステータ
。
FIG. 1 is a longitudinal cross-sectional view showing a first embodiment of the present invention, FIG. 2 is a plan view of a dynamic pressure generating groove formed on the end face of a thrust bearing, and FIGS. 3 and 4 are other embodiments of the present invention. FIG. 5 is a plan view of the upper end surface of the sleeve. 1 is the shaft, 2 and 30 are the sleeves (housing),
3 is a hub, 4 is a base (housing), 5 is a radial bearing surface, 6 is a radial bearing surface, 7, 20, 310
15 is a rotor, and 16 is a stator.
Claims (1)
は円筒状のラジアル軸受面を設け、前記ハウジン
グの外径面に嵌合するハブの内径面にはラジアル
軸受面に対向するラジアル受面を設け、前記ラジ
アル軸受面とラジアル受面との少なくとも一方に
動圧発生用の溝を形成し、かつ、前記ハウジング
の円筒状孔内に配設したロータをハブに直接又は
間接に取付け、前記ロータに対向して配設したス
テータをハウジングに取付けたことを特徴とする
軸受装置。 A cylindrical radial bearing surface is provided on the outer diameter surface of the housing having a cylindrical hole at its axis, and a radial bearing surface opposite to the radial bearing surface is provided on the inner diameter surface of the hub that fits into the outer diameter surface of the housing. A rotor is provided, and a groove for generating dynamic pressure is formed in at least one of the radial bearing surface and the radial receiving surface, and a rotor disposed in the cylindrical hole of the housing is directly or indirectly attached to the hub, and the rotor A bearing device characterized in that a stator is attached to a housing so as to face the stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16785088U JPH0288020U (en) | 1988-12-26 | 1988-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16785088U JPH0288020U (en) | 1988-12-26 | 1988-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0288020U true JPH0288020U (en) | 1990-07-12 |
Family
ID=31456516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16785088U Pending JPH0288020U (en) | 1988-12-26 | 1988-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0288020U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62250408A (en) * | 1986-04-23 | 1987-10-31 | Matsushita Electric Ind Co Ltd | Polygon mirror motor |
-
1988
- 1988-12-26 JP JP16785088U patent/JPH0288020U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62250408A (en) * | 1986-04-23 | 1987-10-31 | Matsushita Electric Ind Co Ltd | Polygon mirror motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH01106629U (en) | ||
| JPH046593U (en) | ||
| JPH0288020U (en) | ||
| JPH0488020U (en) | ||
| JPS6165848U (en) | ||
| JPS6394327U (en) | ||
| JPH0373721U (en) | ||
| JPS6322424U (en) | ||
| JPS5892516U (en) | Dynamic pressure bearing device for rotating units | |
| JPH0365802U (en) | ||
| JPH0312014U (en) | ||
| JPS60194625U (en) | bearing device | |
| JPS63142422U (en) | ||
| JPH0221325U (en) | ||
| JPS6420525U (en) | ||
| JPH0265067U (en) | ||
| JPH02114225U (en) | ||
| JPH0288019U (en) | ||
| JPH0488019U (en) | ||
| JPH01149017U (en) | ||
| JPH0253515U (en) | ||
| JPH0468460U (en) | ||
| JPS6445029U (en) | ||
| JPS6330622U (en) | ||
| JPS63168319U (en) |