Patent ID: 6688667
Filing Date: 2004-02-10
Classification: B60N

Abstract:
A power seat for a vehicle comprising:an upper channel fixedly attached to a seat; a lower channel fixedly attached to a floor of the vehicle, the lower channel slidably engaged with the upper channel; a nut unit fixedly attached to one of the upper channel and the lower channel; a driver shaft passing through the nut unit; a motor mounted on the other one of the upper channel and the lower channel; a transmission unit for transmitting a torque of the motor to the driver shaft; wherein the nut unit includes: a nut block having an internally threaded through hole through which the driver shaft passes; a holder having a front standing wall, a rear standing wall, and a coupling portion coupling the front standing wall and the rear standing wall so as to define a space for holding the nut block, each of the front standing wall and the rear standing wall having right and left buttress walls projecting outward, the ends of the right and left buttress walls that face an inner surface of the channel attached with the nut unit coming into contact with the inner surface of the channel attached with the nut unit.