| 摘要 |
PROBLEM TO BE SOLVED: To eliminate slippage between a disk 2 and a turntable 4, in a disk driving device 1. SOLUTION: A protruded part 28 is formed on a chucking hub 14 of the disk 2, and a lock part 35 engaged with the protruded part 28 is provided on a hub mount part of the turntable 4. The lock part 35 is provided on a lock member 33 which is formed like a ring by sheet metal working. The lock member 33 may be mounted on the bottom peripheral edge of an annular groove 17 (hub mount part) formed at the upper side of the turntable 4. COPYRIGHT: (C)2005,JPO&NCIPI
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