Patent ID: 8776282

Claim:
A toilet fill valve assembly for regulating the water level within a toilet including a tank with a water discharge opening, a flapper valve covering said discharge opening, and a flush lever, said assembly comprising: a) a supply tube; b) a valve for regulating the flow of water in said tube; c) an inlet valve actuator to open and close said valve; d) a transmission shaft with upper and lower stops and a longitudinal axis, said shaft being rotatable around its longitudinal axis between first and second positions; e) a float moveable upwardly along said supply tube to engage said lower stop when said shaft is in its first position to allow a first volume of water to enter said tank and said upper stop when said shaft is in its second position, the upward movement of said float raising said shaft to close said inlet valve actuator when said float engages one of said stops; and f) a controller to move said shaft from its first position to its second position, thereby allowing said float to engage said upper stop and allow an increased volume of water to enter said tank.