FIELD: locking devices; applicable in any hasp and mortise locks for increase of their reliability. SUBSTANCE: lock has body with key guide, cross-bar located in body socket, cross-bar moving mechanism for its longitudinal motion and mating plate with socket for cross-bar. Located in body additional sockets on both sides of cross-bar are two parallel to cross-bar axis freely rotating cylindrical pins whose heads are installed in cross-bar slots, and freely rotating pins prevent cutting of cross-bar. EFFECT: higher reliability in locking. 1 dwg
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