| 摘要 |
A power seat for a vehicle is provided with an upper channel fixedly attached to a seat, a lower channel fixedly attached to a floor of the vehicle, a nut unit (1) fixedly attached to one of the upper channel and the lower channel, a driver shaft (14) passing through the nut unit (1), 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. The nut unit (1) includes a nut block (2) having an internally threaded through hole through which the driver shaft (14) passes, a holder (3) having a front standing wall (4), a rear standing wall (5), and a coupling portion (6) coupling the front standing wall and the rear standing wall so as to define a space (3a) for holding the nut block (2), each of the front standing wall and the rear standing wall having right and left buttress walls (8,9) projecting outwardly forward and backward in the axial direction of the nut unit (1). <IMAGE> <IMAGE>
|
