Patent ID: 7353523

Claim:
A disk guide device for use with different diameter disks comprising: a transporting roller for transporting a first larger diameter disk or a second smaller diameter disk to a chucking position; a pair of detection arms which are capable of abutting with a periphery of an inserted disk and which are synchronously turned in an open direction by the inserted disk; a biasing member which urges the pair of the detection arms in a closing direction; a guide lever having a stopper part which protrudes in a disk playing space the guide lever being turnable around an axis that is parallel to a face of the inserted disk and perpendicular to a direction in which the inserted disk is transported; a stopper retreating mechanism which turns the guide lever at the time of transporting the large diameter disk to retreat the stopper part from the disk playing space; and a lock part for maintaining the guide lever in a state where the stopper part is protruded in the disk playing space and in a state where the stopper part is retreated from the disk playing space.