| 摘要 |
<p>PURPOSE:To surely and quickly hold and release a cassette in and from a cassette holder by turning a lever against the turning force of a spring to detach a detaining member from a recessed part at the time when the cassette is in a cassette insertion position. CONSTITUTION:A lever 12 freely turnably provided in a cassette holder 2 and a spring 14 which has one end attached to the lever 12 and gives the turning force to the lever 12 are provided. When a cassette 1 is in the cassette insertion position, a detaining member 11 and a recessed part 5 are released from each other by turning of the lever 12; and when the cassette 1 is moved from the cassette insertion position, the lever 12 is turned in accordance with the turning force of the spring 14, and the detaining member 11 is detained by the recessed part 5 in accordance with the energizing force of an elastic member 10. Thus, the cassette is surely and quickly held by the cassette holder and released from the cassette holder.</p> |
