Patent ID: 6487166
Filing Date: 2002-11-26
Classification: G11B

Abstract:
A disc cartridge for accommodating a disc-shaped storage medium in which at least one of recording or reproducing of an information signal is carried out by a head portion of a pick-up device, said disc cartridge comprising:a pair of halves which are respectively superposed for forming a disc accommodation room in which said disc-shaped storage medium is rotatably accommodated, and a shutter member capable of opening and closing an opening window provided in at least one half of said pair of halves and into which said head portion is to be inserted, wherein said shutter member is movably supported between said pair of halves, wherein a shutter supporting body for supporting a free end side of said shutter member is provided between said pair of halves, and wherein said shutter member includes a convex projection, said convex projection contacting said shutter supporting body or said at least one half having said opening window, said convex projection urging said shutter member against the other one of said shutter supporting body or said at least one half having said opening window by a reaction force from said convex projection.