| 摘要 |
PROBLEM TO BE SOLVED: To achieve reduction of manufacturing cost by reducing the number of parts and simplifying the forms of constitution members. SOLUTION: The disengaging mechanism of the stopper for the lock has such a characteristic that it is comprised of a tumbler 20, which is installed inside a lock case 5, and a tumbler driving spring 40, of which one end part is mounted to a driving arm 23 of the tumbler, while, the other end part is mounted to a fixed shaft 41 provided horizontally to the lock case 5, and when the tumbler 20 is rotated in the unlocking direction, the central part 40 of the tumbler driving spring 40, which moves following to the movement of the driving arm 23 of the tumbler, is moved in the direction to press a stopper piece 50 for a deadbolt 30.
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