LOCKING SYSTEM Russian patent published in 1997 - IPC

FIELD: mechanical engineering. SUBSTANCE: locking system ensures rigid connection of at least two and in preferred version three edges of door with corresponding sections of door frame. System is made up of lock and latch for entire length of door edge. Latch is installed for possible displacement in lateral direction from longitudinal groove in door frame to longitudinal groove along corresponding edge of door. Guide mechanism maintains parallel location of latch relative to longitudinal groove in door edge through its entire length. Locking system has stationary locking strip made in door frame parallel to longitudinal groove in door edge through its entire length at door mounting side. EFFECT: high efficiency. 2 cl, 5 dwg