| 摘要 |
A disk playback device is arranged such that a lever member is, when the lever member has the conveyance force of a disk having abutted against a disk-detecting end of the lever member exerted thereon, the lever member is rotated in a carrying direction of the disk against the urging force of an urging member; thereby, a tip portion of the lever means moves a lock member in the direction where the lock by the lock ember is released; a long hole of the lever means is, when the lock member is moved off the tip portion before long, guided by a boss shaft of a clamp member to be moved by the urging force of the urging member; thereby, the disk-detecting end is moved off the disk clamped against the turntable, and also a pin of the clamp member fits in a cutaway groove of an arcuate hole of the lever member to position the lever member.
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