Patent ID: 7252113

Claim:
A timer valve for controlling the flow of water, the valve comprising: a main body having an inlet and outlet for communication of water through the valve; a valve between the inlet and outlet, the valve having a plunger shaft therethrough which activates the valve; a timing mechanism controlling the plunger shaft, the timing mechanism having gearing and a windup shaft which turns the gearing, the windup shaft extending parallel to the plunger shaft; a first coil spring coupled to the windup shaft, the coil spring being wound up by rotating the windup shaft; and wherein the gearing provides resistance against the first coil spring such that when the first coil spring is wound up, it is released slowly to rotate the windup shaft; and a control mechanism which is coupled to the windup shaft and allows the timing mechanism to be set to move the plunger shaft to activate the valve for a predetermined amount of time.