| 摘要 |
PROBLEM TO BE SOLVED: To simply constitute a recording disk cartridge accommodating a plurality of flexible recording disk media, and to smoothly perform the opening/shutting operation of a shutter. SOLUTION: The cartridge case 2 is composed of lower and upper plates 10 and 30 constituting the lower/upper walls parallel to the magnetic disk media 41, inner plates 20 for partitioning the plurality of magnetic disk media 41, lower and upper rotors 51 and 52 disposed on the inner facing surfaces of the lower and upper plates 10 and 30, respectively, and an opening part 3 for the entrance of a head. Arcuate protruded parts 51 and 52d formed with the center of the rotational axis A are provided on the lower and upper rotors 51 and 52 provided with a shutter 4 for opening/shutting the opening part 3, respectively. Arcuate support grooves 18 and 38 into which the protruded parts 51d and 52d are inserted are provided on the lower and upper plates 10 and 30, respectively. COPYRIGHT: (C)2006,JPO&NCIPI
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