JP2003042144A - 流体動圧軸受を備えたスピンドルモータ - Google Patents
流体動圧軸受を備えたスピンドルモータInfo
- Publication number
- JP2003042144A JP2003042144A JP2001226503A JP2001226503A JP2003042144A JP 2003042144 A JP2003042144 A JP 2003042144A JP 2001226503 A JP2001226503 A JP 2001226503A JP 2001226503 A JP2001226503 A JP 2001226503A JP 2003042144 A JP2003042144 A JP 2003042144A
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- spindle motor
- rotor
- gap
- hub
- 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
- 230000002093 peripheral effect Effects 0.000 claims abstract description 35
- 239000010687 lubricating oil Substances 0.000 claims abstract description 18
- 239000003921 oil Substances 0.000 claims abstract description 11
- 239000012530 fluid Substances 0.000 claims description 26
- 239000000853 adhesive Substances 0.000 claims description 19
- 230000001070 adhesive effect Effects 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 239000000470 constituent Substances 0.000 claims description 6
- 239000007767 bonding agent Substances 0.000 abstract 1
- 238000007790 scraping Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 101000650817 Homo sapiens Semaphorin-4D Proteins 0.000 description 1
- 102100027744 Semaphorin-4D Human genes 0.000 description 1
- 102100031083 Uteroglobin Human genes 0.000 description 1
- 108090000203 Uteroglobin Proteins 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Sliding-Contact Bearings (AREA)
- Rotational Drive Of Disk (AREA)
- Motor Or Generator Frames (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001226503A JP2003042144A (ja) | 2001-07-26 | 2001-07-26 | 流体動圧軸受を備えたスピンドルモータ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001226503A JP2003042144A (ja) | 2001-07-26 | 2001-07-26 | 流体動圧軸受を備えたスピンドルモータ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003042144A true JP2003042144A (ja) | 2003-02-13 |
| JP2003042144A5 JP2003042144A5 (enrdf_load_stackoverflow) | 2005-02-24 |
Family
ID=19059309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001226503A Pending JP2003042144A (ja) | 2001-07-26 | 2001-07-26 | 流体動圧軸受を備えたスピンドルモータ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003042144A (enrdf_load_stackoverflow) |
-
2001
- 2001-07-26 JP JP2001226503A patent/JP2003042144A/ja active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20040303 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040318 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20040318 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20040318 |
|
| A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20040428 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20040511 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20040712 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20040810 |