Patent ID: 6560193
Filing Date: 2003-05-06
Classification: G11B

Abstract:
A disc cartridge comprising:a disc-shaped recording medium; a cartridge body having formed therein a disc compartment to house the disc-shaped recording medium; an access opening formed in the cartridge body and through which a part of the recording area of the disc-shaped recording medium, extending between lead-in and lead-out areas, in exposed outside for data read and write; a shutter member provided movably to open and close the access opening; a shutter open/close mechanism including: a guide recess formed in a main side of the cartridge body to be oblique in relation to a width of the cartridge body to support the shutter member movably along said guide recess along a path parallel to the width of said cartridge body; a guide member supporting the shutter member and movably engaged in the guide recess, an operating member to move the guide member; a transmission member linking the guide member and the operating member to each other to transmit an operating force from the operating member to the guide member; and support surfaces formed on the cartridge body to support the operating member movably; and a shutter locking mechanism disposed on the lateral side of the cartridge body to inhibit the shutter member from moving.