Patent ID: 8302118

Claim:
An optical disc drive comprising: a main deck; a tray mounted movably in a back-and-forth direction on the main deck to load and unload an optical disc into and from the main deck; a turntable to rotate an optical disc placed on the turntable; an optical pickup mounted movably in the back-and-forth direction to emit light to the optical disc placed on the turntable to read and write information from and to the optical disc; a traverse deck on which the turntable is mounted at a front side of the traverse deck and the optical pickup is mounted movably in the back-and-forth direction; an optical pickup transport device mounted on one of the left and right sides of the traverse deck to move the optical pickup in the back-and-front direction; and a balancer mounted on the traverse deck to balance weights of left and right sides of the traverse deck with respect to the optical pickup, wherein the balancer is mounted on the other one of left and right sides of the traverse deck and is slidably movable in the back-and-front direction with respect to the traverse deck, and wherein a through hole is formed in the balancer to fasten a fastening member to the traverse deck through the through hole and the through hole is elongated in the back-and-forth direction.