| 摘要 |
PROBLEM TO BE SOLVED: To provide a recording disk cartridge which has a simple structure, are excellent in assemblability, productivity, rotation stability, and in which the number of recording disks can be changed easily. SOLUTION: Magnetic disk media 41 are stuck respectively to each center core 42, while each center core 42 is laminated through spacer 43, 43' and a plurality of them are housed in a cartridge case 2. The cartridge case 2 comprises a lower plate 10 constituting a lower wall being parallel to the magnetic disk media 41, an inner plate 20 laminated and fixed on the lower plate 10 and partitioning the plurality of magnetic disk media 41, and an upper plate 30 laminated and fixed on the inner plate 20 and constituting an upper wall of the cartridge case 2. Pins of the spacers 43, 43' are provided at each plane side of upper and lower planes of the spacers 43, 43', and each center core 42 has small holes to be engaged with the pins of the adjacent spacers 43, 43', formed. COPYRIGHT: (C)2006,JPO&NCIPI
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