JPH01156312U - - Google Patents
Info
- Publication number
- JPH01156312U JPH01156312U JP5217388U JP5217388U JPH01156312U JP H01156312 U JPH01156312 U JP H01156312U JP 5217388 U JP5217388 U JP 5217388U JP 5217388 U JP5217388 U JP 5217388U JP H01156312 U JPH01156312 U JP H01156312U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- porous
- surface layer
- hydrostatic
- hydrostatic gas
- 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
- 239000002344 surface layer Substances 0.000 claims description 4
- 230000002706 hydrostatic effect Effects 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 238000007664 blowing Methods 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
Landscapes
- Sliding-Contact Bearings (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Description
第１図は本考案の第１実施例を示す正面部、第
２図は第１図におけるＢ―Ｂ断面図である。第３
図又は第４図は各々本考案の第２又は第３実施例
を示す正面図である。第５図は本考案の第４実施
例を示す正面図、第６図はそのＣ―Ｃ断面図であ
る。第７図は従来例の１つを示す正面図、第８図
はそのＡ―Ａ断面図である。
主要部分の符号の説明、１０…軸受部材、１４
…表面層、１６…軸受面、２０…回転体、５０…
支持部材、５２…空気供給孔。
FIG. 1 is a front view showing a first embodiment of the present invention, and FIG. 2 is a sectional view taken along line BB in FIG. Third
FIG. 4 is a front view showing a second or third embodiment of the present invention, respectively. FIG. 5 is a front view showing a fourth embodiment of the present invention, and FIG. 6 is a sectional view taken along the line CC. FIG. 7 is a front view showing one of the conventional examples, and FIG. 8 is a sectional view taken along line AA. Explanation of symbols of main parts, 10...Bearing member, 14
...Surface layer, 16...Bearing surface, 20...Rotating body, 50...
Support member, 52...Air supply hole.
Claims (1)
阻止する表面層を部分的に形成したことを特徴と
する静圧気体軸受。 ２ 前記軸受部材は多孔質の焼結部材から成る請
求項１に記載の静圧気体軸受。 ３ 前記軸受部材は多孔質のカーボン、グラフア
イト等から成る請求項１に記載の静圧気体軸受。 ４ 前記軸受面上の前記表面層が形成された部分
と形成されない部分との間には軸方向に僅かな段
差が形成されている請求項１又は２に記載の静圧
空気軸受。[Claims for Utility Model Registration] 1. A porous throttle type hydrostatic gas bearing, characterized in that a surface layer for preventing gas from blowing out is partially formed on the bearing surface of the porous bearing member. bearing. 2. The hydrostatic gas bearing according to claim 1, wherein the bearing member is made of a porous sintered member. 3. The hydrostatic gas bearing according to claim 1, wherein the bearing member is made of porous carbon, graphite, or the like. 4. The hydrostatic air bearing according to claim 1, wherein a slight step is formed in the axial direction between a portion of the bearing surface where the surface layer is formed and a portion where the surface layer is not formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5217388U JPH01156312U (en) | 1988-04-20 | 1988-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5217388U JPH01156312U (en) | 1988-04-20 | 1988-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01156312U true JPH01156312U (en) | 1989-10-27 |
Family
ID=31278180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5217388U Pending JPH01156312U (en) | 1988-04-20 | 1988-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01156312U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10103354A (en) * | 1996-09-27 | 1998-04-21 | Nippon Steel Corp | Hydrostatic gas bearing |
| JP2012117613A (en) * | 2010-12-01 | 2012-06-21 | Canon Inc | Static pressure gas bearing |
| JP2019190591A (en) * | 2018-04-26 | 2019-10-31 | 学校法人東京理科大学 | Porous static pressure air bearing and its process of manufacture |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571170U (en) * | 1980-06-02 | 1982-01-06 |
-
1988
- 1988-04-20 JP JP5217388U patent/JPH01156312U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS571170U (en) * | 1980-06-02 | 1982-01-06 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10103354A (en) * | 1996-09-27 | 1998-04-21 | Nippon Steel Corp | Hydrostatic gas bearing |
| JP2012117613A (en) * | 2010-12-01 | 2012-06-21 | Canon Inc | Static pressure gas bearing |
| JP2019190591A (en) * | 2018-04-26 | 2019-10-31 | 学校法人東京理科大学 | Porous static pressure air bearing and its process of manufacture |