Seismic Gas Shut Off Valve Installers Prevent Gas Leaks Automatically BOOK NOW WHY CHOOSE US? No Hidden Fees:Standard ResidentialInstallation Costs Comprehensive Service Package:Includes valve, painting, bracing of meter and relighting of pilot lights Professionalism:Installed by Licensed Gas Pipe Tec...
A shut-off valve mechanism for a shut-off and control valve has a generally cylindrical housing with inner and outer annular shoulder against which a valve seat disk is placed to prevent distortion of the valve seat disk. The valve contr... H Korfgen,H Hirsch,V Grendel,... 被引量: 20...
Seismic event shut-off gas valveMichael J Crain
A seismic event shut-off gas valve having a primary conduit arranged for orientation in a vertical position, and a secondary conduit intersecting the primary conduit at an intersection, with a plug member slidably secured in the secondary conduit in a first position and slidable to a second ...
Earthquake shut-off valves are soon-to-be a required update on all California homes by law. A natural gas leak means a dangerous and potentially deadly situation for you and your family. Without anearthquake shut-off valve, make sure you know how torecognize andrespondto agas leakin your ho...
Seismic gas shut-off valve with safety lock 专利名称：Seismic gas shut-off valve with safety lock 发明人：Ara K. Manoogian 申请号：US08/571356 申请日：19951213 公开号：US05620022A 公开日：19970415 专利内容由知识产权出版社提供 摘要：A seismic gas shut-off valve includes a lock to control ...
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...
United States Patent US5620022 Note: If you have problems viewing the PDF, please make sure you have the latest version ofAdobe Acrobat. Back to full text
PROBLEM TO BE SOLVED: To provide an earthquake proof cutoff valve which has no restriction of mounting attitude, and besides, can certainly detect not only an earthquake signal but even the magnitude of an impact signal except for the earthquake signal, has high detecting accuracy and is ...
A seismic gas shut-off valve includes a lock to control resetting after a seismic event. The valve includes internal first and second seats for a ball vale in which the first seat is elevated above the second seat and the second seat lies within the flow of gas from a supply line to a...