Patent ID: 6739572
Filing Date: 2004-05-25
Classification: F16K

Abstract:
A timing lock device for a faucet, comprising a valve seat, a top cover, a locking washer, a relief rod, and a locking valve shaft, wherein:the valve seat has an inner wall having an upper portion formed with an inner thread and a lower portion formed with an elongated hole which has multiple arcuate recesses, the inner wall of the valve seat is formed with a valve hole located above the elongated hole, the valve seat has a periphery formed with multiple water connecting holes; the top cover has an outer wall formed with an outer thread screwed into the inner thread of the valve seat, the top cover has an inside formed with a pressure storage chamber; the locking washer is secured on a top of the locking valve shaft, and is movably mounted in the pressure storage chamber by the locking valve shaft, the locking washer has an inner wall formed with a relief hole and provided with multiple protruding ribs, the locking washer has a bottom edge rested on the valve hole of the valve seat; the relief rod is slidably mounted in the locking valve shaft, and has a top provided with an enlarged relief valve, and a bottom provided with a reduced mounting post; and the locking valve shaft has an outer wall having a top formed with multiple through holes and multiple grooves located above the through holes for securing the multiple protruding ribs of the locking washer.