DOOR HINGE UNIT Russian patent published in 1999 - IPC

FIELD: door accessories. SUBSTANCE: door hinge unit is intended primarily for mounting of doors in armored transportation facilities and can be used in special-purpose vehicles. Door hinge unit has two components secured on body of transportation facility and on its door, and two pivotally interconnected links connected with aforesaid components with possible creation of acute angle at closing of door. Link connected with body or frame of transportation facility is made of larger length than link which is connected with door. Aforesaid embodiment of door hinge unit ensures accurate alignment of door edge and edge of body of transportation facility and their tight adjoining. EFFECT: higher efficiency. 2 cl, 3 dwg