CN2750145Y - Back pressure balanced type minimum pressure adjustable valve - Google Patents
Back pressure balanced type minimum pressure adjustable valve Download PDFInfo
- Publication number
- CN2750145Y CN2750145Y CN 200420095311 CN200420095311U CN2750145Y CN 2750145 Y CN2750145 Y CN 2750145Y CN 200420095311 CN200420095311 CN 200420095311 CN 200420095311 U CN200420095311 U CN 200420095311U CN 2750145 Y CN2750145 Y CN 2750145Y
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- Prior art keywords
- piston
- pressure
- spring
- valve
- adjustable
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- Expired - Lifetime
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- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420095311 CN2750145Y (en) | 2004-11-12 | 2004-11-12 | Back pressure balanced type minimum pressure adjustable valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420095311 CN2750145Y (en) | 2004-11-12 | 2004-11-12 | Back pressure balanced type minimum pressure adjustable valve |
Publications (1)
Publication Number | Publication Date |
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CN2750145Y true CN2750145Y (en) | 2006-01-04 |
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CN 200420095311 Expired - Lifetime CN2750145Y (en) | 2004-11-12 | 2004-11-12 | Back pressure balanced type minimum pressure adjustable valve |
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CN (1) | CN2750145Y (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101520103B (en) * | 2009-02-10 | 2011-01-19 | 南通市红星空压机配件制造有限公司 | Balance type minimum pressure valve |
CN101652735B (en) * | 2007-03-20 | 2011-09-07 | 罗伯特.博世有限公司 | Pressure valve |
CN102434692A (en) * | 2011-09-23 | 2012-05-02 | 广东正力精密机械有限公司 | Partial back pressure balance membrane sheet type minimum pressure valve |
CN101836020B (en) * | 2008-03-27 | 2012-11-14 | 艾拉斯科普库空气动力股份有限公司 | Minimum pressure valve |
CN101504088B (en) * | 2009-02-12 | 2012-11-28 | 白龙山 | Multifunctional general balance valve |
CN107035876A (en) * | 2017-05-10 | 2017-08-11 | 安徽红星阀门有限公司 | A kind of low water damages pressure reduction type backflow preventer |
CN109139425A (en) * | 2018-11-05 | 2019-01-04 | 南通市红星空压机配件制造有限公司 | Oil-injection-preventing air inlet valve for electric bus air compressor |
-
2004
- 2004-11-12 CN CN 200420095311 patent/CN2750145Y/en not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101652735B (en) * | 2007-03-20 | 2011-09-07 | 罗伯特.博世有限公司 | Pressure valve |
CN101836020B (en) * | 2008-03-27 | 2012-11-14 | 艾拉斯科普库空气动力股份有限公司 | Minimum pressure valve |
CN101520103B (en) * | 2009-02-10 | 2011-01-19 | 南通市红星空压机配件制造有限公司 | Balance type minimum pressure valve |
CN101504088B (en) * | 2009-02-12 | 2012-11-28 | 白龙山 | Multifunctional general balance valve |
CN102434692A (en) * | 2011-09-23 | 2012-05-02 | 广东正力精密机械有限公司 | Partial back pressure balance membrane sheet type minimum pressure valve |
CN102434692B (en) * | 2011-09-23 | 2013-10-23 | 广东正力精密机械有限公司 | Partial back pressure balance membrane sheet type minimum pressure valve |
CN107035876A (en) * | 2017-05-10 | 2017-08-11 | 安徽红星阀门有限公司 | A kind of low water damages pressure reduction type backflow preventer |
CN107035876B (en) * | 2017-05-10 | 2023-08-18 | 安徽红星阀门有限公司 | Low water loss decompression type backflow preventer |
CN109139425A (en) * | 2018-11-05 | 2019-01-04 | 南通市红星空压机配件制造有限公司 | Oil-injection-preventing air inlet valve for electric bus air compressor |
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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: GUANGDONG ZHENGLI PRECISION MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHA QIAN; PATENTEE Effective date: 20080118 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080118 Address after: No. 10 Alex Hua Tian Road, Shunde hi tech Zone (Ronggui), Guangdong, Foshan: 528306 Patentee after: Guangdong Ganey Precision Machinery Co., Ltd. Address before: No. 11, tea tree road, Ronggui, Foshan, Shunde, Guangdong Province, China: 528305 Co-patentee before: Cha Shiliang Patentee before: Zha Qian Co-patentee before: Chen Weicheng |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanxi Huaxiang Tongchuang Casting Co., Ltd. Assignor: Guangdong Ganey Precision Machinery Co., Ltd. Contract fulfillment period: 2008.7.20 to 2013.7.19 Contract record no.: 2009990001144 Denomination of utility model: Back pressure balanced type minimum pressure adjustable valve Granted publication date: 20060104 License type: Exclusive license Record date: 20091014 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.7.20 TO 2013.7.19; CHANGE OF CONTRACT Name of requester: SHANXI HUAXIANG TONTRU CASTING CO., LTD. Effective date: 20091014 |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20141112 Granted publication date: 20060104 |