EXPLOSION-HAZARDOUS BUILDING Russian patent published in 1995 - IPC

FIELD: buildings for explosion-hazardous work. SUBSTANCE: roof of explosion- hazardous building comprises trusses 1 and cells made from shutters 2. Each shutter 2 is installed at an angle to trusses 1 and has at least one rod 3 one end of which is rigidly connected to shutter 2 while the other one, to joint 4 mounted on truss 1. The rotation axis of joint 4 is arranged in a vertical plane passing through the center of gravity of shutter 2 or displaced from said plane towards the elevation of shutter 2 above truss 1 and lies in a horizontal plane receding from the center of gravity of shutter 2 to a distance which is larger than, or equal to, 0.05 of its length. EFFECT: improved design. 2 cl, 3 dwg