Automatic lock shutoff valve for water systems

Details Automatic lock shutoff valve for water systems Automatic lock shutoff valve for water systems

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 17/36 (2006.01) F16K 31/06 (2006.01) F16K 31/10 (2006.01) F16K 35/02 (2006.01) F24H 9/20 (2006.01)

Patent

CA 2451936

An automatic leak shut off valve for. water systems includes a valve body having a water inlet and a water outlet. Within the valve body is a water flow passage flow connected to the inlet and outlet, this flow passage having a cylindrical recess with a closed bottom wall. A tubular member having a diameter less than that of the cylindrical recess extends into the recess with the bottom edge of the tubular member spaced from the closed bottom wall of the of the recess. A wall member is also provided adjacent the water inlet for directing all water flow from the water inlet into the cylindrical recess. A flexible valve flap is fixed between sidewalk of the cylindrical recess and directly beneath the bottom edge of the tubular member, this flap being biased in a closed position against the tubular member bottom edge by means of a spring mounted between the flap and the bottom wall of the cylindrical recess.

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