Patent ID: 8196888
Filing Date: 2012-06-12
Classification: B60N

Abstract:
1. A vehicle seat slide device comprising: a lower rail adapted to be fixed to a vehicle floor and having a base portion to extend in face-to-face relation with the floor when the lower rail is fixed to the vehicle floor, two first inside portions extending in close contact upward from a center part of the base portion, and lower hook portions extending outward from upper ends of both of the first inside portions each to take an inverted U-letter shape, and first outside portions extending upward from both ends of the base portion; an upper rail supported movably relative to the lower rail and having a horizontal wall portion arranged over the lower hook portions and parallel to the base portion and vertical wall portions extending downward from both ends of the horizontal wall portion, connection portions extending outward from lower ends of the vertical wall portions, and rising portions extending upward from respective outside ends of the connection portions and respectively facing the first outside portions; and a hook member having joining portions provided in the upper rail to be joined with both of the vertical walls and to extend downward and upper hook portions provided in the upper rail to extend inward from lower ends of the joining portions and each to take a U-letter shape; wherein when a separation load against the lower rail is exerted on the upper rail, the lower hook portions and the upper hook portions are brought into engagements to absorb the separation load acting on the upper rail against the lower rail.