| 摘要 |
Inside the casing 1 there are engaged two microswitches 7, 8 disposed such that their actuating mobile member detects the position of the catch 4 and of the cam 5, in order to control an alarm circuit as long as the sliding bolt (latch) 3 has not been returned to the closed position and the combination (disk 6) has not been scrambled. <IMAGE>
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