| 摘要 |
<p>A screw configuration of a seat apparatus for a vehicle includes a screw member (23) axially rotatably supported at one of a lower rail (21) adapted to be mounted on a floor of the vehicle and an upper rail (22) slidably supported at the lower rail (21) and adapted to support a seat for the vehicle, extending in a sliding direction of the upper rail (22), including a protruding portion configured by two raised portions (23e, 23f, 23k, 23m) formed to be raised at an outer circumferential surface of the screw member (23) from both sides in an axial direction of the screw member (23) by cold rolling so as to be coupled and to contact each other, and positioned in the axial direction of the screw member (23) by means of the protruding portion, and a transmitting nut member (24) fixed to the other one of the lower rail (21) and the upper rail (22) so that the screw member (23) is screwed therethrough.</p> |
