CN201262152Y - Active opening/closing type axial exhaust screw vacuum pump - Google Patents
Active opening/closing type axial exhaust screw vacuum pump Download PDFInfo
- Publication number
- CN201262152Y CN201262152Y CNU2008200269499U CN200820026949U CN201262152Y CN 201262152 Y CN201262152 Y CN 201262152Y CN U2008200269499 U CNU2008200269499 U CN U2008200269499U CN 200820026949 U CN200820026949 U CN 200820026949U CN 201262152 Y CN201262152 Y CN 201262152Y
- Authority
- CN
- China
- Prior art keywords
- screw
- vacuum pump
- handed screw
- type axial
- axial exhaust
- 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
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- Applications Or Details Of Rotary Compressors (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200269499U CN201262152Y (en) | 2008-08-18 | 2008-08-18 | Active opening/closing type axial exhaust screw vacuum pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200269499U CN201262152Y (en) | 2008-08-18 | 2008-08-18 | Active opening/closing type axial exhaust screw vacuum pump |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201262152Y true CN201262152Y (en) | 2009-06-24 |
Family
ID=40808626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008200269499U Expired - Lifetime CN201262152Y (en) | 2008-08-18 | 2008-08-18 | Active opening/closing type axial exhaust screw vacuum pump |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201262152Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108302039A (en) * | 2018-02-07 | 2018-07-20 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
CN110566456A (en) * | 2019-09-12 | 2019-12-13 | 东莞市雅之雷德机电科技有限公司 | Oil-free screw fan |
-
2008
- 2008-08-18 CN CNU2008200269499U patent/CN201262152Y/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108302039A (en) * | 2018-02-07 | 2018-07-20 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
CN108302039B (en) * | 2018-02-07 | 2024-02-27 | 珠海格力电器股份有限公司 | Compressor and air conditioner with same |
CN110566456A (en) * | 2019-09-12 | 2019-12-13 | 东莞市雅之雷德机电科技有限公司 | Oil-free screw fan |
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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: WEIHAI GENT VACUUM S+T CO., LTD. Free format text: FORMER OWNER: ZIBO GANSHI VACUUM PUMP CO., LTD. Effective date: 20121121 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 255088 ZIBO, SHANDONG PROVINCE TO: 264400 WEIHAI, SHANDONG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20121121 Address after: 264400, No. 17, Xing Xing Road, Wendeng Industrial Park, Weihai, Shandong Patentee after: Weihai Witwin Vacuum Science & Technology Co., Ltd. Address before: Zibo science and Technology Industrial Park in Shandong city of Zibo Province Zhang Liulu 255088 Patentee before: Zibo Ganshi Vacuum Pump Co., Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090624 |