Patent ID: 7556237

Claim:
A flush valve for a plumbing fixture, said flush valve comprising; a housing having a longitudinal axis, an inlet, an outlet, an actuator opening, and a main valve seat between said inlet and said outlet, said main valve seat being oriented transverse to said axis; the actuator opening having an actuator boss positioned adjacent thereto and internal to the housing; the inlet having an actuator boss positioned adjacent thereto and internal to the housing; a main valve assembly including a main valve member movable in the axial direction relative to said main valve seat; a control chamber at a first side of said main valve member and communicating with said inlet for normally holding said main valve member against said main valve seat; said main valve assembly including a guide tube extending axially from a second side of said main valve member; said main valve assembly including a pilot valve seat; a pilot valve member movable relative to said pilot valve seat; a stem extending axially from said pilot valve member; an actuator at a first side of said axis engageable with said stem for tilting said pilot valve by laterally moving said stem.