Patent ID: 7637469
Filing Date: 2009-12-29
Classification: B60N

Abstract:
1. A seat sliding apparatus for a vehicle, comprising: a lower rail provided at a stationary portion of a vehicle floor; an upper rail provided at a seat of the vehicle and mounted on the lower rail so as to move relative to the lower rail; a lock mechanism having a lock lever for releasably locking the upper rail with the lower rail; a slide supporting member disposed between the upper rail and the lower rail and slidably supporting the upper rail relative to the lower rail; a first sliding portion provided at the upper rail and with which the slide supporting member slidably comes in contact, and a second sliding portion provided at the lower rail and with which the slide supporting member slidably comes in contact; a first lock portion and a second lock portion provided at one of the upper rail and the lower rail, the first lock portion and the second lock portion facing each other; a third lock portion provided at the other one of the upper rail and the lower rail and located between the first lock portion and the second lock portion, the lock lever being engageably and disengageably fitted into at least one of the first, second and third lock portions; the first sliding portion of the upper rail being formed along a longitudinal direction over an entire length of the upper rail in the longitudinal direction; and the lock portion of the upper rail being arranged entirely at one of an upper side and a lower side of the first sliding portion of the upper rail.