JPH0539278Y2 - - Google Patents
Info
- Publication number
- JPH0539278Y2 JPH0539278Y2 JP341790U JP341790U JPH0539278Y2 JP H0539278 Y2 JPH0539278 Y2 JP H0539278Y2 JP 341790 U JP341790 U JP 341790U JP 341790 U JP341790 U JP 341790U JP H0539278 Y2 JPH0539278 Y2 JP H0539278Y2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- shutoff valve
- valve body
- spring
- flashback
- 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
Links
- 230000002265 prevention Effects 0.000 claims description 46
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 206010016754 Flashback Diseases 0.000 description 65
- 239000007789 gas Substances 0.000 description 64
- 238000002955 isolation Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- KMZHZAAOEWVPSE-UHFFFAOYSA-N 2,3-dihydroxypropyl acetate Chemical compound CC(=O)OCC(O)CO KMZHZAAOEWVPSE-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
Landscapes
- Gas Burners (AREA)
- Safety Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP341790U JPH0539278Y2 (zh) | 1990-01-17 | 1990-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP341790U JPH0539278Y2 (zh) | 1990-01-17 | 1990-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0394500U JPH0394500U (zh) | 1991-09-26 |
| JPH0539278Y2 true JPH0539278Y2 (zh) | 1993-10-05 |
Family
ID=31507239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP341790U Expired - Lifetime JPH0539278Y2 (zh) | 1990-01-17 | 1990-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0539278Y2 (zh) |
-
1990
- 1990-01-17 JP JP341790U patent/JPH0539278Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0394500U (zh) | 1991-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2615111B2 (ja) | 自動流体流遮断装置 | |
| JP4666626B2 (ja) | 逆火逆圧防止装置 | |
| JPH0539278Y2 (zh) | ||
| JPH07333100A (ja) | ガス漏れ検査用プラグ | |
| JPS60245884A (ja) | ガス安全弁 | |
| JPH0539279Y2 (zh) | ||
| JPS637760Y2 (zh) | ||
| JPH08338564A (ja) | 逆止弁装置 | |
| JPH0539280Y2 (zh) | ||
| US5620022A (en) | Seismic gas shut-off valve with safety lock | |
| JPS6210569Y2 (zh) | ||
| JP4512384B2 (ja) | 乾式逆火防止器 | |
| JP2586278Y2 (ja) | 逆火防止装置 | |
| US9909676B2 (en) | Automatic shut-off device | |
| JP2879315B2 (ja) | ガス溶接・溶断用安全器 | |
| JP2886852B1 (ja) | 安全器 | |
| JP2001314964A (ja) | ガス溶接・切断作業用安全器 | |
| KR102672330B1 (ko) | 가스소화시스템용 일체형 t형 체크밸브 | |
| JP3752752B2 (ja) | ガス供給停止装置のフィルター取付構造 | |
| JP3023842B1 (ja) | 乾式安全器 | |
| CN220600556U (zh) | 防回火式天然气安全阀 | |
| JPH078700U (ja) | 乾式逆火防止器 | |
| SU1703137A1 (ru) | Огнепреградитель | |
| JP3146347U (ja) | 可燃性ガス流路の乾式安全器 | |
| JPS6139971Y2 (zh) |