| 摘要 |
<p>PURPOSE:To detect a cassette being loaded at a prescribed position securely, by providing a cassette upward and downward moving mechanism which moves a cassette holder upward and downward, locking member which moves by being operatively associated with the upward and downward movement of the cassette holder, etc. CONSTITUTION:The cassette holder 1 is a loading member which holds and moves a cassette containing a tape to an up and a down position. Then, retaining levers 3 and 4 are supported on the cassette holder 1 rotatably to press the cassette fixedly with springs, etc. On both left and right sides of the cassette holder 1, the locking mechanisms each consisting of a lock pin 9, lock roller 11, lock lever 12, etc., are provided and move by being operatively associated with the upward and downward movement of the cassette holder. Thus, the loading of the cassette to a prescribed position is detected securely.</p> |
