Patent ID: 8091851

Claim:
A slide device for a vehicle comprising: a first rail; a second rail supported on the first rail and relatively movable thereto; an attaching portion formed at the second rail provided with an operating surface facing to the first rail, a non-operating surface formed at a reverse side of the operating surface and connecting regions for connecting the operating surface and the non-operating surface at both ends thereof; and a rolling element circulation unit attached to the attaching portion and having a plurality of rolling elements rolling by contacting with the operating surface and a surface formed at the first rail and facing to the operating surface and at the same time rolling and circulating into contact with the non-operating surface via the connecting region, wherein the attaching portion is provided with a rolling element operating portion formed by a portion of a plate portion formed at the second rail and facing to the first rail and recessed portions provided at the both ends in a rail moving direction of the rolling element operating portion, and wherein the rolling element circulation unit attached to the rolling element operating portion is held by the recessed portions.