| 摘要 |
PURPOSE:To load a disc with a simple mechanism, by providing a center shaft with a thinned tip for a turn table, and clamping a center hole of a disc in con tact with the center shaft with a plurality of positioning guides. CONSTITUTION:A box type cover 70 consisting of an upper plate 70a, a side plate 70b and a bottom plate 70c turns around a shaft 71 toward the arrow Z. A disc 7 is inserted from an inlet 16, and the disc 7 is held with a plurality of positioning fixed guides 75. Then, the cover 70 is fallen down, the thinned tip of a center shaft 78 of a player is inserted to a center hole 87 of the disc 7, which is clamped with a clamper 74 fitted via an elastic member 73 at the inside of the upper plate 70a and a turn table 79. In case of unloading, the clamp is released by lifting up the cover 70. Thus, the loading and unloading of the disc can be done with a simple mechanism. |
