CN1322258C - 一种大流量充、排液阀 - Google Patents
一种大流量充、排液阀 Download PDFInfo
- Publication number
- CN1322258C CN1322258C CNB021455325A CN02145532A CN1322258C CN 1322258 C CN1322258 C CN 1322258C CN B021455325 A CNB021455325 A CN B021455325A CN 02145532 A CN02145532 A CN 02145532A CN 1322258 C CN1322258 C CN 1322258C
- Authority
- CN
- China
- Prior art keywords
- valve
- umbrella
- high pressure
- valve seat
- piston
- 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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- Lift Valve (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021455325A CN1322258C (zh) | 2002-12-30 | 2002-12-30 | 一种大流量充、排液阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021455325A CN1322258C (zh) | 2002-12-30 | 2002-12-30 | 一种大流量充、排液阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1512092A CN1512092A (zh) | 2004-07-14 |
CN1322258C true CN1322258C (zh) | 2007-06-20 |
Family
ID=34232491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021455325A Expired - Fee Related CN1322258C (zh) | 2002-12-30 | 2002-12-30 | 一种大流量充、排液阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1322258C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITBO20110563A1 (it) * | 2011-10-03 | 2013-04-04 | Magneti Marelli Spa | Valvola canister con forza di attuazione ridotta |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2208496A5 (zh) * | 1972-11-30 | 1974-06-21 | Gensollen Yves | |
GB2041170A (en) * | 1979-01-25 | 1980-09-03 | Lucas Industries Ltd | Flow control valve |
US4603796A (en) * | 1984-05-18 | 1986-08-05 | Societe Nationale Industrielle Et Aerospatiale | Closing and filling unit for a tank containing a fluid under pressure |
CN2222834Y (zh) * | 1995-03-15 | 1996-03-20 | 林文政 | 截止阀 |
CN2596118Y (zh) * | 2002-12-30 | 2003-12-31 | 西安重型机械研究所 | 一种大流量充、排液阀 |
-
2002
- 2002-12-30 CN CNB021455325A patent/CN1322258C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2208496A5 (zh) * | 1972-11-30 | 1974-06-21 | Gensollen Yves | |
GB2041170A (en) * | 1979-01-25 | 1980-09-03 | Lucas Industries Ltd | Flow control valve |
US4603796A (en) * | 1984-05-18 | 1986-08-05 | Societe Nationale Industrielle Et Aerospatiale | Closing and filling unit for a tank containing a fluid under pressure |
CN2222834Y (zh) * | 1995-03-15 | 1996-03-20 | 林文政 | 截止阀 |
CN2596118Y (zh) * | 2002-12-30 | 2003-12-31 | 西安重型机械研究所 | 一种大流量充、排液阀 |
Also Published As
Publication number | Publication date |
---|---|
CN1512092A (zh) | 2004-07-14 |
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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: CHINA HEAVY MACHINERY INSTITUTE Free format text: FORMER OWNER: XI'AN HEAVY MACHINARY RESEARCH INSTITUTE Effective date: 20090821 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090821 Address after: Xi'an Heavy Machinery Research Institute, No. 209 Dongyuan Road, Xin Jia temple, Xi'an, Shaanxi, China zip code: 710032 Co-patentee after: Shanghai Heavy Machines Plant Co., Ltd. Patentee after: China Heavy Machinery Research Institute Address before: Shaanxi city in Xi'an province Xin Jiamiao zip code: 710000 Xi'an Heavy Machinery Research Institute Patentee before: Xi-an Heavy Machinery Inst. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070620 Termination date: 20151230 |
|
EXPY | Termination of patent right or utility model |