CN1078935C - 无油润滑节能泵 - Google Patents
无油润滑节能泵 Download PDFInfo
- Publication number
- CN1078935C CN1078935C CN97109087A CN97109087A CN1078935C CN 1078935 C CN1078935 C CN 1078935C CN 97109087 A CN97109087 A CN 97109087A CN 97109087 A CN97109087 A CN 97109087A CN 1078935 C CN1078935 C CN 1078935C
- Authority
- CN
- China
- Prior art keywords
- pump
- bearing
- self
- self oiling
- shaft
- 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 - Fee Related
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97109087A CN1078935C (zh) | 1997-04-23 | 1997-04-23 | 无油润滑节能泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97109087A CN1078935C (zh) | 1997-04-23 | 1997-04-23 | 无油润滑节能泵 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1197167A CN1197167A (zh) | 1998-10-28 |
CN1078935C true CN1078935C (zh) | 2002-02-06 |
Family
ID=5170905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97109087A Expired - Fee Related CN1078935C (zh) | 1997-04-23 | 1997-04-23 | 无油润滑节能泵 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1078935C (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59206693A (ja) * | 1983-05-07 | 1984-11-22 | Nippon Denso Co Ltd | 無潤滑型ベ−ン式バキユ−ムポンプ |
US5441386A (en) * | 1994-07-29 | 1995-08-15 | Hsieh; Hsin M. | Lubricating system for cooling fans |
CN1114720A (zh) * | 1994-07-08 | 1996-01-10 | 株式会社帝国电机制作所 | 密封电动泵 |
CN1128061A (zh) * | 1993-06-15 | 1996-07-31 | 多堆垛国际有限公司 | 压缩机 |
-
1997
- 1997-04-23 CN CN97109087A patent/CN1078935C/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59206693A (ja) * | 1983-05-07 | 1984-11-22 | Nippon Denso Co Ltd | 無潤滑型ベ−ン式バキユ−ムポンプ |
CN1128061A (zh) * | 1993-06-15 | 1996-07-31 | 多堆垛国际有限公司 | 压缩机 |
CN1114720A (zh) * | 1994-07-08 | 1996-01-10 | 株式会社帝国电机制作所 | 密封电动泵 |
US5441386A (en) * | 1994-07-29 | 1995-08-15 | Hsieh; Hsin M. | Lubricating system for cooling fans |
Also Published As
Publication number | Publication date |
---|---|
CN1197167A (zh) | 1998-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Address after: 433123 Xiangyang County, Hubei City, Qianjiang province Han Han Oilfield Petrochemical Plant Applicant after: Li Mingshu Inventor after: Li Mingshu Inventor after: Wu Yuzhi Address before: 434000 University of Hubei, Jingzhou Applicant before: Wu Yuzhi Inventor before: Wu Yuzhi |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WU YUZHI TO: LI MINGSHU; WU YUZHI |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C57 | Notification of unclear or unknown address | ||
DD01 | Delivery of document by public notice |
Addressee: Li Mingshu Document name: Notification of Termination of Patent Right |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020206 |