| 摘要 |
<p>A power seat slide apparatus includes a lower rail (21) adapted to be provided on a floor of a vehicle, an upper rail (22) slidably supported by the lower rail (21) and adapted to support a seat (10) for a vehicle, a screw member (23) supported by the upper rail (22), a feed nut member (24) arranged on the lower rail (22) and threaded onto the screw member (23), a retaining bracket (31,33) arranged on the upper rail (22) and the screw member (23) being positioned in the retaining bracket (31,33), a first engaging member (43,143) and a second engaging member (44,61) arranged on the screw member (23) so as to oppose each other via the retaining bracket (31) and cooperatively sandwiching the retaining bracket (31) in an axial direction of the screw member (23), and a drive unit (25) transmitting a rotating drive force to the screw member (23).
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