Patent ID: 8136784

Claim:
A vehicle seat slide device comprising: a lower rail configured to be secured to a floor of a vehicle; an upper rail configured to be attached to a seat of the vehicle and supported slidably relative to the lower rail; a lock/unlock mechanism to lock/unlock the upper rail relative to the lower rail; a vertical wall provided on the upper rail; and a manipulation handle pivotably carried on the vertical wall to operate the lock/unlock mechanism by being pivoted, the manipulation handle being formed with a latched portion; wherein the manipulation handle includes a grip portion; an acting end portion to operate the lock/unlock mechanism; a shaft support portion being between the acting end portion and the grip portion and formed to a flat shape to become parallel to the vertical wall; and a pivot support shaft protruding from the shaft support portion in a direction of a pivot center of the manipulation handle; and wherein the vertical wall is provided with an opened holding hole which is opened at a front part and into which the pivot support shaft is inserted from an opened portion and is supported at an inner part, and a holding member to hold the pivot support shaft in the opened holding hole, the holding member being provided with a latch portion which is forcibly opened by the manipulation handle in the course of an insertion when the pivot support shaft of the manipulation handle is supported in the opened holding hole and which is elastically restored in shape to latch the latched portion undetachably after the pivot support shaft reaches the inner part.