Patent ID: 7418724

Claim:
A disk changer apparatus comprising: a plurality of disk supporters, each of the disk supporters operable to support a disk, the disk supporters being stacked vertically; a disk selection mechanism operable to move the plurality of disk supporters vertically and to place one of the disk supporters at a selected position; a rotation base comprising a turntable and a head, the rotation base being rotatable about the rear end portion thereof; a driving mechanism operable to rotate the rotation base between a driving position and a standby position, the driving position being a position where one of a center of a disk supported by the disk supporter located at the selected position or a center of a disk pulled out from the disk supporter located at the selected position is aligned with a center of the turntable, the standby position being a position where the rotation base does not overlap the disk supported by the disk supporter; a lock member movably mounted on the rotation base; a base supporter opposite a top end of the rotation base when the rotation base moves to the driving position; and a lock control mechanism operable to interconnect the lock member and the base supporter when the rotation base moves to the driving position.