Patent ID: 8919721
Filing Date: 2014-12-30
Classification: B60N

Abstract:
1. A seat slide apparatus for a vehicle comprising: a lower rail that is fixed on a vehicle floor and extends in a front-rear direction of a vehicle; and an upper rail that is fixed to a seat and is movably supported on the lower rail in the front-rear direction of the vehicle, wherein the lower rail has a lower rail hook part extending in a width direction of the vehicle, and an end of the lower rail hook part extends downwardly, wherein the upper rail has an upper rail hook part extending in the width direction of the vehicle, and an end of the upper rail hook part extends upwardly, wherein the upper rail hook part is engaged with the lower rail hook part in an upward direction and the width direction of the vehicle, wherein the upper rail has a pair of rolling members, which allow the upper rail to move relatively to the lower rail in the front-rear direction so as to maintain a constant space with the lower rail in a vertical direction, and which are arranged in the front-rear direction of the vehicle, wherein the lower rail has a curvature part that is convex downwards as viewed from the width direction of the vehicle, and wherein the end of the lower rail hook part across a length of the curvature part has a notch in a notch part of the lower rail hook part, in which an amount of downward extension of the end of the lower rail hook part is reduced compared to the other part of the lower rail hook part.