DOOR LOCK Russian patent published in 2005 - IPC

FIELD: ironmongery, particularly door locks.

SUBSTANCE: door lock comprises body, locking bar arranged in the body, key having rod with depressions formed in longitudinal rod direction and double-armed lever with coded extensions to insert the lever in coded orifices of the locking bar. The double-armed lever is installed in rod depression so that the lever may rotate through 90° around pin secured to the rod. Key rod has through slot communicating with rod depression, extending in transversal direction and adapted for double-armed lever installation. Locking bar may be rotated about bush secured in the body. Coded orifices are formed in rotary bar. Drawbar for manual bar rotation is threadedly connected so that drawbar section having increasing diameter is installed in radial recesses formed in slats secured to body sides for locking bar blocking.

EFFECT: simplified structure.

3 dwg