Patent ID: 8006714
Filing Date: 2011-08-30
Classification: A47L,D06F,F16K,Y10T

Abstract:
1. An automatic flow shut-off unit for shutting off the flow of water to an appliance when a leak develops at said appliance; said shut-off unit comprising: an outer housing, adapted to be positioned on a surface adjacent said appliance when in an operable position, said housing being positioned to allow the flow of water from said surface into said housing; a shut-off valve attached to the upper end of said outer housing, said valve having an open position to allow flow therethrough and a closed position to shut-off flow therethrough; said valve having an inlet adapted to be connected to a water supply line and an outlet adapted to be connected to said appliance; a cartridge mounted in the lower end of said outer housing, said cartridge having a water reactive material thereon which will disintegrate when contacted by water; and a tripper unit mounted within said outer housing; said tripper unit comprising: an actuation means connecting said upper end of said plunger to said shut-off valve whereby said valve will be moved to its said closed position when said plunger moves downward in said inner housing.