JPH0742213Y2 - 主軸モータ - Google Patents
主軸モータInfo
- Publication number
- JPH0742213Y2 JPH0742213Y2 JP1989074283U JP7428389U JPH0742213Y2 JP H0742213 Y2 JPH0742213 Y2 JP H0742213Y2 JP 1989074283 U JP1989074283 U JP 1989074283U JP 7428389 U JP7428389 U JP 7428389U JP H0742213 Y2 JPH0742213 Y2 JP H0742213Y2
- Authority
- JP
- Japan
- Prior art keywords
- bearing portion
- static pressure
- shaft
- main shaft
- spindle motor
- 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.)
- Expired - Lifetime
Links
- 230000003068 static effect Effects 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989074283U JPH0742213Y2 (ja) | 1989-06-22 | 1989-06-22 | 主軸モータ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989074283U JPH0742213Y2 (ja) | 1989-06-22 | 1989-06-22 | 主軸モータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0314949U JPH0314949U (en]) | 1991-02-14 |
JPH0742213Y2 true JPH0742213Y2 (ja) | 1995-09-27 |
Family
ID=31613840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989074283U Expired - Lifetime JPH0742213Y2 (ja) | 1989-06-22 | 1989-06-22 | 主軸モータ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0742213Y2 (en]) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3849921B2 (ja) * | 2001-09-26 | 2006-11-22 | 大日本スクリーン製造株式会社 | 基板処理装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62107554U (en]) * | 1985-12-23 | 1987-07-09 |
-
1989
- 1989-06-22 JP JP1989074283U patent/JPH0742213Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0314949U (en]) | 1991-02-14 |
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