Valve cartridge and seal therefore

Details Valve cartridge and seal therefore Valve cartridge and seal therefore

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 11/00 (2006.01) F16K 11/078 (2006.01) G05D 23/13 (2006.01)

Patent

CA 2057258

ABSTRACT A compound seal is provided for a valve having a housing, the housing having cold and hot water inlets and at least one outlet. The housing contains a replaceable cartridge having a valve actuation portion having cold and hot water inlets and outlets to allow fluid to interruptibly flow through the valve. The flow is interrupted when the valve actuation portion is moved from a valve open position to a valve closed position. The seal includes a body having first sealing elements to interrupt the flow through the inlet of the valve when the valve actuation portion is moved from a valve open position to a valve closed position. The body of the seal also has second sealing elements to interrupt the flow out of the valve through the outlet thereof when the valve actuation portion is moved from a valve open position to a valve closed position should the first sealing element fail.

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