Patent ID: 7469897

Claim:
A position control device for a slidably supported moving member, which controls a slide position of the moving member by powering the moving member, said position control device comprising: a first power transmission element provided at the moving member; a second power transmission element for transmitting power from a drive source to the first power transmission element; and a stopper provided at the moving member, wherein the second power transmission element is integrally comprised of a round spur gear, a sector gear and a projection, the sector gear has a smaller number of teeth than the round spur gear, the projection is a columnar element which projects vertically downward from a bottom surface of the round spur gear, the projection is positioned in a different portion of the bottom surface of the round spur gear than the sector gear, the sector gear is directly connected with the first power transmission element and transmits power from the drive source to the first power transmission element, and the projection trapping the stopper between the projection and the sector gear when the moving member slides to a predetermined slide position and limiting a position of the stopper.