The gas earthquake shut-off valve is composed of a valve body, a shut-off device and a trigger device. The valve body is formed by connecting an upper section and a lower section, and the shut-off device and the trigger device are arranged in the valve body. The trigger device is ...
Earthquake Valve Specialists protect your home with the installation of an automatic gas shut off device
GAS SHUT-OFF VALVE A gas shut-off valve for installation in gas meters, has a valve disk that can be moved in the longitudinal direction with respect to its valve seat. The movement is realized by a linear unit held in the longitudinal direction in a valve... ステン ヴァーリッシュ,...
We’ve hired Earthquake Tech twice, for Gas Valve Shut-off Installation and full Earthquake Retrofitting. In both cases, and in all of our interactions with the Earthquake Tech team, they have exceeded expectations. The work has been outstanding: on time, on budget and very thorough. And the...
Earthquake Gas Shut-Off Valve Installation Expect to spend between$200 and $500if you need an earthquake gas shut-off valve installed. Gas lines rupturing are a severe hazard when an earthquake occurs that can lead to significant damage and injury. These valves shut off the gas feeding your ...
Earthquake safety valve shut-off 优质文献 相似文献 参考文献 引证文献Multifunctional urgent shutoff safety valves The present invention relates to the multifunctional urgent shutoff safety valve for preventing accidents such as gas explosion, fire, etc. in advance. It is installed at the gas supply ...
An automatic valve motor for shutting off utilities, such as gas, in the event of an earthquake. The valve motor is self-contained and can be mounted by unskilled persons on a conventional residential gas installation adjacent the main valve without modifying the valve or interfering with the op...
An earthquake actuated automatic gas shutoff valve having a valve bottom portion with a generally horizontal floor having a ball seat and a valve seat surrounding a gas outlet passageway. A ball having an elastomeric outer surface is held in the ball seat and in the event of an earthquake, ...
EARTHQUAKE SENSITIVE SHUT-OFF VALVE 专利名称：EARTHQUAKE SENSITIVE SHUT-OFF VALVE 发明人：LLOYD H,US 申请号：US3747616D 申请日：19711115 公开号：US3747616A 公开日：19730724 专利内容由知识产权出版社提供 摘要：A normally open shut-off valve unit that responds to vibrations of disaster magnitude, to ...
Earthquake Gas Shutoff Valve, Vertical disasters, we are the International distributor of the "Little Firefighter" automatic earthquake gas shutoff ... Supplier :Alpha Sales Technologies, LLC [United States] [ 關聯分類 :Hardware,Valves] [ 關聯關鍵詞 :earthquake,seismic,safety,valve] ...