FIELD: construction.
SUBSTANCE: invention relates to the field of hardware industry and lock with secrecy mechanism, in which safety plates or wing keys are used, at the same time it comprises stopping facilities for temporary retention of one or several wing keys in position that is distant from their position of rest, thus, actuation of lock from the first key is guaranteed, and facilities for deactivation of stopping facilities, thus, actuation of lock is guaranteed only when the second key is used, which differs from the first key. In preferable version, adaptation of lock for actuation only from the second key comes as a result of simple usage of the second key in the lock.
EFFECT: lock provides for more convenience in operation, this lock requires much less expenses and is easy to re-adjust.
13 cl, 16 dwg
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