| 摘要 |
PURPOSE:To eliminate the necessity to provide the separate rotating driving system and the turn table for respective disks by fitting a centering member to engage to the inner diameter of the disk of one side size to a turn table part and fitting the centering member to engage to the inner diameter of other side disk to a pressuring means. CONSTITUTION:A turn table link 21, which is a part of the disk tray, and a turn table 19 are linked, a new turn table part is formed, and centering members 31 and 34 to match with respective disks are fitted with a turn table part and a pressuring means. Thus, for the disk with a different inner diameter, it is not necessary to provide an exclusive-use rotating driving system and an exclusive-use turn table.
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