JPH0518495Y2 - - Google Patents
Info
- Publication number
- JPH0518495Y2 JPH0518495Y2 JP1987135215U JP13521587U JPH0518495Y2 JP H0518495 Y2 JPH0518495 Y2 JP H0518495Y2 JP 1987135215 U JP1987135215 U JP 1987135215U JP 13521587 U JP13521587 U JP 13521587U JP H0518495 Y2 JPH0518495 Y2 JP H0518495Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic force
- force source
- source
- bearing device
- 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
- 238000007789 sealing Methods 0.000 claims description 21
- 239000011553 magnetic fluid Substances 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 230000004907 flux Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact bearings
- F16C33/741—Sealings of sliding-contact bearings by means of a fluid
- F16C33/743—Sealings of sliding-contact bearings by means of a fluid retained in the sealing gap
- F16C33/746—Sealings of sliding-contact bearings by means of a fluid retained in the sealing gap by a magnetic field
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0429—Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987135215U JPH0518495Y2 (is) | 1987-09-04 | 1987-09-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987135215U JPH0518495Y2 (is) | 1987-09-04 | 1987-09-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6439926U JPS6439926U (is) | 1989-03-09 |
JPH0518495Y2 true JPH0518495Y2 (is) | 1993-05-17 |
Family
ID=31394646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987135215U Expired - Lifetime JPH0518495Y2 (is) | 1987-09-04 | 1987-09-04 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0518495Y2 (is) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4370748B2 (ja) * | 1999-05-28 | 2009-11-25 | Nok株式会社 | 遮光構造 |
TWI249899B (en) | 2004-02-20 | 2006-02-21 | Delta Electronics Inc | Magnetic-bearing motor and magnetic-bearing thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS618245A (ja) * | 1984-06-22 | 1986-01-14 | Shoichi Akaha | スピンドル支持装置 |
-
1987
- 1987-09-04 JP JP1987135215U patent/JPH0518495Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS618245A (ja) * | 1984-06-22 | 1986-01-14 | Shoichi Akaha | スピンドル支持装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS6439926U (is) | 1989-03-09 |
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