CN1414683A - 主轴电动机 - Google Patents
主轴电动机 Download PDFInfo
- Publication number
- CN1414683A CN1414683A CN02144360.2A CN02144360A CN1414683A CN 1414683 A CN1414683 A CN 1414683A CN 02144360 A CN02144360 A CN 02144360A CN 1414683 A CN1414683 A CN 1414683A
- Authority
- CN
- China
- Prior art keywords
- bearing
- mentioned
- main shaft
- drive motor
- spindle drive
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1675—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at only one end of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
Description
Claims (3)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001326053 | 2001-10-24 | ||
JP326053/2001 | 2001-10-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1414683A true CN1414683A (zh) | 2003-04-30 |
CN1193476C CN1193476C (zh) | 2005-03-16 |
Family
ID=19142506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02144360.2A Expired - Fee Related CN1193476C (zh) | 2001-10-24 | 2002-10-10 | 主轴电动机 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6715921B2 (zh) |
CN (1) | CN1193476C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4762728B2 (ja) * | 2006-01-13 | 2011-08-31 | アルファナテクノロジー株式会社 | モータ |
WO2009007562A1 (fr) * | 2007-07-10 | 2009-01-15 | Aubert & Duval | Acier martensitique durci à teneur faible ou nulle en cobalt, procédé de fabrication d'une pièce à partir de cet acier, et pièce ainsi obtenue |
FR2933990B1 (fr) * | 2008-07-15 | 2010-08-13 | Aubert & Duval Sa | Acier martensitique durci a teneur faible en cobalt, procede de fabrication d'une piece a partir de cet acier, et piece ainsi obtenue |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0329121A (ja) | 1989-06-26 | 1991-02-07 | Matsushita Electric Ind Co Ltd | 光学ヘッド |
JP3029121B2 (ja) | 1990-08-28 | 2000-04-04 | キヤノン株式会社 | 動圧流体軸受回転装置 |
JP3362618B2 (ja) | 1996-12-24 | 2003-01-07 | 松下電器産業株式会社 | 動圧軸受 |
-
2002
- 2002-10-04 US US10/263,652 patent/US6715921B2/en not_active Expired - Lifetime
- 2002-10-10 CN CN02144360.2A patent/CN1193476C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1193476C (zh) | 2005-03-16 |
US6715921B2 (en) | 2004-04-06 |
US20030075999A1 (en) | 2003-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: VICTOR COMPANY OF JAPAN; ALPHANO TECHNOLOGY CO., Free format text: FORMER OWNER: VICTOR COMPANY OF JAPAN Effective date: 20080627 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080627 Address after: Kanagawa Co-patentee after: Alphana Technology Co., Ltd. Patentee after: Japan victory Corporation Address before: Kanagawa Patentee before: Victory Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: ALPHANA TECHNOLOGY CO., LTD. Owner name: ALPHANA TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: VICTORY CO. LTD. Effective date: 20110225 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: KANAGAWA PREFECTURE, JAPAN TO: SHIZUOKA PREFECTURE, JAPAN |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110225 Address after: Shizuoka Patentee after: Alphana Technology Co., Ltd. Address before: Kanagawa Co-patentee before: Alphana Technology Co., Ltd. Patentee before: Victory Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050316 Termination date: 20141010 |
|
EXPY | Termination of patent right or utility model |