Patent ID: 7917973

Claim:
An apparatus configured to lift and lower a seat assembly of a toilet, the apparatus comprising: a base including a first slot and a second slot spaced apart from one another to correspond to a distance between mounting holes of the toilet to receive existing mounting bolts of the seat assembly; and a case having a front wall a pair of opposing side walls substantially perpendicular to the front wall, and a bottom wall substantially perpendicular to the front and side walls, wherein the case comprises: a passive infrared sensor (PIR) that outputs a detection signal in response to motion; a lever; a coupler; a motor, wherein the lever is coupled to a shaft of the motor via the coupler; a direction control unit that applies a motor supply voltage to drive the shaft in one of a clockwise or counterclockwise direction in response to the detection signal; and a battery to provide power to the apparatus wherein the base is adjacent the bottom wall of the case and positioned such that the first slot is disposed to the left of one of the side walls and the second slot is disposed to the right of the opposing side wall.