Patent ID: 6463030
Filing Date: 2002-10-08
Classification: G11B

Abstract:
A disc cartridge for receiving a disc-shaped recording medium therewithin, comprising:said recording medium being capable of being inserted and removed from said disc cartridge, said disc cartridge having an insertion and removal port opening and closing member; and said disc insertion and removal port opening and closing member being moved from said disc cartridge when taking out said recording medium, wherein said insertion and removal port opening and closing member holds said disc-shaped recording medium and enables taking out of said disc-shaped recording medium together with said insertion and removal port opening and closing member from a disc cartridge main body when taking out said insertion and removal port opening and closing member from said disc cartridge, wherein said disc cartridge has a locking member for locking said insertion and removal port opening and closing member with respect to an outer portion of said disc cartridge at a first position, said locking member being movable along an inwardly directed moving path from said first position toward another position in a direction of a central portion of said disc cartridge, wherein at least a part of a locking cancellation preventing member which prevents said locking member from moving for canceling the locking is arranged along a portion of said inwardly directed moving path for said locking member at least between said first position and said another position, and wherein said locking cancellation preventing member is a portion for recognizing a history of insertion and removal of said recording medium.