| 摘要 |
PROBLEM TO BE SOLVED: To lock a movable table for placing and reproducing a disk inside a case. SOLUTION: A lock pin 50 is erected on the case and on the other hand, a second movable table is equipped with a lock lever 51 freely turnable with a fixed shaft 52 as a center. As a lock means 4, a spring 54 is provided for energizing the lock lever 51 in a direction to restrict the lock pin 50 and as an unlock means for unlocking, an engage part 51a integrated with the lock lever 51 is pressed on a movable rack 40 engaged with a gear 21 interlocked and linked to a motor 20 for moving.
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