CN101614397A - Combined mechanical pressure release anti-backfire device - Google Patents
Combined mechanical pressure release anti-backfire device Download PDFInfo
- Publication number
- CN101614397A CN101614397A CN200910090093A CN200910090093A CN101614397A CN 101614397 A CN101614397 A CN 101614397A CN 200910090093 A CN200910090093 A CN 200910090093A CN 200910090093 A CN200910090093 A CN 200910090093A CN 101614397 A CN101614397 A CN 101614397A
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- hole
- air inlet
- inlet pipe
- pressure release
- mechanical pressure
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- 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.)
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Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100900930A CN101614397B (en) | 2009-07-27 | 2009-07-27 | Combined mechanical pressure release anti-backfire device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2009100900930A CN101614397B (en) | 2009-07-27 | 2009-07-27 | Combined mechanical pressure release anti-backfire device |
Publications (2)
Publication Number | Publication Date |
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CN101614397A true CN101614397A (en) | 2009-12-30 |
CN101614397B CN101614397B (en) | 2011-01-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009100900930A Expired - Fee Related CN101614397B (en) | 2009-07-27 | 2009-07-27 | Combined mechanical pressure release anti-backfire device |
Country Status (1)
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CN (1) | CN101614397B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104422557A (en) * | 2013-08-30 | 2015-03-18 | 侨雄实业股份有限公司 | Pressure release valve device applicable to pressure gauge |
CN115435127A (en) * | 2022-07-15 | 2022-12-06 | 宁波隆兴气割工具有限公司 | Anti-backfire pressure reducer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5918603B2 (en) * | 1977-11-05 | 1984-04-28 | 株式会社孝安産業 | Gas backflow/backfire emergency automatic stop device |
CN2242874Y (en) * | 1995-09-12 | 1996-12-18 | 冶金工业部安全环保研究院 | Decompression device for anti-explosion diaphragm |
CN2402917Y (en) * | 1999-12-21 | 2000-10-25 | 张乾明 | Double check valve type dry fire back preventer |
CN2809448Y (en) * | 2004-12-01 | 2006-08-23 | 徐志恒 | Backfire preventing device |
CN101435584B (en) * | 2008-12-04 | 2010-11-03 | 合肥斯科燃烧设备有限公司 | Explosion-proof apparatus |
-
2009
- 2009-07-27 CN CN2009100900930A patent/CN101614397B/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104422557A (en) * | 2013-08-30 | 2015-03-18 | 侨雄实业股份有限公司 | Pressure release valve device applicable to pressure gauge |
CN115435127A (en) * | 2022-07-15 | 2022-12-06 | 宁波隆兴气割工具有限公司 | Anti-backfire pressure reducer |
Also Published As
Publication number | Publication date |
---|---|
CN101614397B (en) | 2011-01-05 |
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Legal Events
Date | Code | Title | Description |
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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: NANJING HEHUA ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING HEHUA ANJI ELECTRONIC TECHNOLOGY INSTITUTE Effective date: 20140115 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100097 HAIDIAN, BEIJING TO: 211505 NANJING, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140115 Address after: 211505 Jiangsu city of Nanjing Province along the Yangtze River Industrial Development Zone Branch Road No. 9 building C5 Patentee after: Nanjing crane Energy Technology Co., Ltd. Address before: 100097 Beijing city Haidian District Xu Zhuang No. 45 green apartment office room C3-C9 building C Patentee before: Beijing Hehua Anji Electric Technology Institute |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20170727 |
|
CF01 | Termination of patent right due to non-payment of annual fee |