| 摘要 |
A disc cartridge is provided which may be positively loaded in position on cartridge loading section within a recording and/or reproducing apparatus and in which a cartridge main body may be fabricated easily. The disc cartridge is provided with a cartridge main body in which a disc for recording information signals, a shutter member movably mounted on the cartridge main body, and a groove into which may be introduced a shutter opening member is adapted for opening the shutter member and which is provided on the cartridge main body along the direction of movement of the shutter member. A clearance is formed in the groove for clearing the shutter opening member.
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