Patent ID: 6917494
Filing Date: 2005-07-12
Classification: G11B

Abstract:
1. A disk cartridge comprising: a pair of case members having same configurations, and, in a state in which the case members are superposed, the case members form a case configured to accommodate a disk medium; opening portions provided in each of the case members configured to allow access to the disk medium which is accommodated; a pair of shutter members provided at the pair of case members respectively, each shutter member movable, independently, between a closed position at which a corresponding one of said pair of shutter members closes a corresponding opening portion and an open position at which the corresponding one of said pair of shutter members opens the corresponding opening portion; at least one lock member provided for said pair of shutter members, and able to lock each shutter member of said pair of shutter members at the closed position independently of the other shutter member of said pair of shutter members; and at least one urging member provided for said pair of shutter members, and able to urge each shutter member of said pair of shutter members from the open position to the closed position independently of the other shutter member of said pair of shutter members, wherein at least one of the lock member and the urging member is provided in common for the pair of shutter members.