LOCK AND LOCK BODY Russian patent published in 2007 - IPC E05B9/02 

FIELD: construction of the lock and lock body.

SUBSTANCE: the lock has a lock body with holes and a cavity with walls, secrecy mechanism and a cross-bar, the cross-bar is installed for a sanctioned motion and engagement with the secrecy mechanism. At is provided with heat-sound insulating bulletproof panels having a panel casing with a bottom, side section, inner cavity with an inlet/outlet, cover and a fastening means, sound insulating porous plates and steel bulletproof plates. The lock body walls are formed by a framework with extreme and middle section fastened to each other with formation of through cavities or windows. The heat-sound insulating porous plates and the steel bulletproof plates are positioned in the inner cavity in succession one after another. The panel casing is made of a sheet steel plate with edges, the fastening means is formed by the edges of the steel plate and is U-shaped in section with extreme cavities, and the cover is installed at the inlet-outlet and partially positioned in the extreme cavities. The panels are positioned in the through cavities or windows and fastened to the framework by fasteners by means of the fastening means.

EFFECT: produced a lock with the necessary heat-sound insulation and bulletproofness.

2 cl, 3 dwg