Patent ID: 7661647

Claim:
A vehicle seat slide device comprising: a lower rail formed so as to include a first opening portion opening upward and adapted to be fixed at a vehicle floor; an upper rail supported by the lower rail through the first opening portion of the lower rail so as to be slidable and supporting a vehicle seat; a screw member provided between the upper rail and the lower rail so as to extend in a sliding direction of the upper rail; a nut member fixed at the lower rail and threadedly engaged with the screw member; a covering member formed so as to include an upper wall covering the first opening portion and immovably fixed at the lower rail, the covering member having a rear end having an edge that is planarly aligned with a rear edge of a rear end of the lower rail; a driving mechanism generating a driving force by which the screw member is rotated relative to the nut member so that the upper rail slides relative to the lower rail; and the screw member positioned below the upper wall of the covering member.