Patent ID: 8917001

Claim:
A gear motor assembly comprising: a gearbox comprising a gear casing and a worm gear disposed in the gear casing; and a motor mounted to the gearbox, the motor comprising: a stator comprising a housing: a rotor received in the housing of the stator, the rotor comprising a motor shaft, the motor shaft extending in the gear casing; a worm fixed to the motor shaft and disposed within the gear casing in mesh with the worm gear; a first damper sandwiched between an inner surface of the gear casing and a first axial end of the motor shaft remote from the motor, the first damper eliminating end play between the motor shaft and the gear casing; and a second damper sandwiched between an inner surface of the motor housing and a second axial end of the motor shaft remote from the gearbox, the second damper eliminating end play between the motor shaft and the motor housing, wherein the first damper comprises a rubber pad and a thrust cap, the thrust cap is sandwiched between the first axial end of the motor shaft and the rubber pad, and the rubber pad abuts against the inner surface of the gear casing, and wherein the first damper further comprises a holding portion fixedly located in the gear casing, the rubber pad and the thrust cap are entirely disposed in the holding portion.