| 摘要 |
PROBLEM TO BE SOLVED: To provide a recording disk cartridge capable of stabilizing the rotation of recording disk media even when the number of the recording disk media is increased. SOLUTION: In the recording disk cartridge 1 provided with the plurality of flexible recording disk media 41, a center core 42 for integrally and rotatably holding the plurality of recording disk media 41, and a cartridge case 2 for accommodating the recording disk media 41, the center core 42, and so forth, the recording disk cartridge 1 includes a connection shaft 44 intervening between the cartridge case 2 and the center core 42 and brought into contact with the inner surface of the cartridge case 2 at the tip part 44b and a compression coil spring 46 for performing the energization so that the connection shaft 44 and the center core 42 are separated each other. A recessed part 33 for a bearing for positioning the tip part 44b of the connection shaft 44 on the rotational axis of the center core 42 is formed on the inner surface of the cartridge case 2. COPYRIGHT: (C)2006,JPO&NCIPI
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