| 摘要 |
<p>PURPOSE:To easily and securely load and unload a cassette to and from a cassette holder by providing a locking lever with an energizing means, a locking means for the cassette and a lock releasing means for releasing the cassette from its lock. CONSTITUTION:When the cassette is inserted and loaded into the cassette holder 2, the lock releasing means B for the cassette of the locking lever 1 is released from its engagement with a chassis 3 by moving the holder 2, and is turned by energizing of an energizing means C of the locking lever 1. By this turning, the cassette locking means A is worked to detain the cassette in the holder 2. When the cassette is ejected out of the holder 2, by moving the holder 2 in the chassis 3, the lock releasing means B of the locking layer for the cassette is engaged with the chassis 3 to turn the locking lever 1 in the reverse direction to the case of locking the cassette against the energizing of the energizing means C of the locking lever, so that the cassette is released from its lock in the holder 2.</p> |
