Fluid leak detector and shut-off device
作者： Kevin E. Cantrell
DOI:
关键词:
摘要: The invention is a shut-off device for gas or liquid conduit that closes the upon receiving signal from leak detector. shut off spring biased full flow ball valve positioned in fluid detector has occurred. may be conductivity liquids specific detector, and hard wired remote signaling operation. Multiple detectors used system. An audible alarm also activated when detected.
lens.org 参考文章(14)
Earl H. Oster, Portable piping-and-pump-system testing apparatus ,(1994)
Oscar Nussdorf, Automatic water or liquid safety valve assembly ,(1980)
Claude Giroux, Gaston Veillette, Automatic flood control valve ,(1986)
F Ronald Mclean, Liquid volumetric line leak testing apparatus and method ,(1974)
Avram A. Jacobson, Automatic flood control valve ,(1979)
Pottash Herbert, Gasoline leak detector ,(1964)
Franz Schmon, Howard L. Ledeen, Linebreak detection system ,(1977)
Daniel V. Cahill, Timothy W. Bickmore, Earl D. Jansa, Darby B. Makel, Remotely controllable LNG field station management system and method ,(1994)
Gerard Patrick Kennedy, John Patrick Martin Donnelly, A leak detector for an injection moulding machine. ,(1993)
Raymond C. Richards, Apparatus and method for detecting leaks ,(1992)