JPS63141323U - - Google Patents
Info
- Publication number
- JPS63141323U JPS63141323U JP3310487U JP3310487U JPS63141323U JP S63141323 U JPS63141323 U JP S63141323U JP 3310487 U JP3310487 U JP 3310487U JP 3310487 U JP3310487 U JP 3310487U JP S63141323 U JPS63141323 U JP S63141323U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- support device
- dynamic pressure
- bearing
- body support
- 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
- Support Of The Bearing (AREA)
- Sliding-Contact Bearings (AREA)
Description
第１図は第１実施例を示す断面図、第２図ａは
軸受部材を示す平面図、第２図ｂは軸受部材の第
２図ａにおけるＡ―Ａ線断面図、第２図ｃは軸受
部材における空気圧力分布を示す図、第３図は第
２実施例を示す断面図、第４図は従来例を示す断
面図である。
２……中空回転体、３……固定軸、６……面対
向型のモータ、１１……ヘリングボーン溝、１２
……軸受部材、１３……受け部材。
Fig. 1 is a sectional view showing the first embodiment, Fig. 2a is a plan view showing the bearing member, Fig. 2b is a sectional view taken along the line A--A in Fig. 2a of the bearing member, and Fig. 2c is FIG. 3 is a sectional view showing the second embodiment, and FIG. 4 is a sectional view showing the conventional example. 2...Hollow rotating body, 3...Fixed shaft, 6...Surface-facing motor, 11...Herringbone groove, 12
...bearing member, 13...receiving member.
Claims (1)
し、前記中空回転体の駆動源が面対向型のモータ
である回転体支持装置において、前記動圧軸受を
、リング状をなしかつスラスト方向の断面を円弧
状にし、さらに表面にヘリングボーン溝を形成し
た軸受部材と、この軸受部材と離間対向するよう
に配置した受け部材とから構成したことを特徴と
する回転体支持装置。 A rotating body support device in which a dynamic pressure bearing is formed in a gap between a hollow rotating body and a fixed shaft, and a driving source for the hollow rotating body is a surface-facing motor, wherein the dynamic pressure bearing is formed in a ring shape and has a thrust shape. A rotating body support device comprising: a bearing member having an arcuate cross-section and a herringbone groove formed on the surface; and a receiving member disposed to face and be spaced from the bearing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3310487U JPS63141323U (en) | 1987-03-09 | 1987-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3310487U JPS63141323U (en) | 1987-03-09 | 1987-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63141323U true JPS63141323U (en) | 1988-09-19 |
Family
ID=30840401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3310487U Pending JPS63141323U (en) | 1987-03-09 | 1987-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63141323U (en) |
-
1987
- 1987-03-09 JP JP3310487U patent/JPS63141323U/ja active Pending