CODE HASP LOCK Russian patent published in 2005 - IPC

FIELD: locksmith's work, applicable in iron domestic and industrial doors and safes.

SUBSTANCE: the lock has a door bolt, a bolt retainer located in the axial hole of a stepped bush, a stack of code composite disks with gaskets pressed by a nut fitted on the stepped bush having a lateral slot for the catching disk with marks and signs punched on its plane in the periphery, a hole for the catching pin rigidly linked with the catching disk, and a shaped opening, also having a longitudinal groove for the catching pin and a groove for the projection of the gaskets and having protective components against an axial access to the stack of code disks. The stepped bush is made with a through opening, on the side of the flange it has a threaded end and two longitudinal slots on the outer surface, the retainer is made in the form of a locking bolt, having segment slots for the catching disk. The stack of code composite disks is pressed by a nut locked by the fixed pin located in the longitudinal groove of the stepped bush jointly with the projections of the gaskets. The stepped bush in assembly with the stack of the code disks and the locking bolt are turned in a composite nut having threads of left-hand and right-hand direction, rigidly coupled to the door iron plate, at a full turning-in the locking bolt enters the annular groove of the main door bolt to the position "open" or" closed" depending on the displacement of the main door bolt.

EFFECT: the hasp lock features an enhanced reliability, secrecy and convenience in use.

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