CN201420674Y - 改进的旋片式真空泵 - Google Patents
改进的旋片式真空泵 Download PDFInfo
- Publication number
- CN201420674Y CN201420674Y CN2009200740161U CN200920074016U CN201420674Y CN 201420674 Y CN201420674 Y CN 201420674Y CN 2009200740161 U CN2009200740161 U CN 2009200740161U CN 200920074016 U CN200920074016 U CN 200920074016U CN 201420674 Y CN201420674 Y CN 201420674Y
- Authority
- CN
- China
- Prior art keywords
- pump
- blade
- pump housing
- pump body
- vacuum pump
- 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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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200740161U CN201420674Y (zh) | 2009-06-08 | 2009-06-08 | 改进的旋片式真空泵 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200740161U CN201420674Y (zh) | 2009-06-08 | 2009-06-08 | 改进的旋片式真空泵 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201420674Y true CN201420674Y (zh) | 2010-03-10 |
Family
ID=41807326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009200740161U Expired - Fee Related CN201420674Y (zh) | 2009-06-08 | 2009-06-08 | 改进的旋片式真空泵 |
Country Status (1)
Country | Link |
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CN (1) | CN201420674Y (zh) |
-
2009
- 2009-06-08 CN CN2009200740161U patent/CN201420674Y/zh not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ZD VACUUM MACHINERY CO., LTD. Free format text: FORMER OWNER: SHANGHAI VACDO VACUUM EQUIPMENT CO., LTD. Effective date: 20110124 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201203 1208A, TOWER B, BUILDING 1, NO. 3000, LONGDONG AVENUE, SHANGHAI TO: 201619 FACTORY BUILDING, NO. 215, DONGKAI ROAD, INSIDE DONGJING INDUSTRIAL DISTRICT 2, SONGJIANG DISTRICT, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110124 Address after: 201619 Shanghai city Songjiang District Dongjing industrial zone two Road No. 215 building hole Patentee after: Shanghai Zhongde Machinery Co., Ltd. Address before: 201203 B, building 1, building 3000, long East Road, Shanghai, 1208A Patentee before: Shanghai Vacdo Vacuum Equipment Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100310 Termination date: 20130608 |