HANGAR Russian patent published in 2002 - IPC

FIELD: construction engineering; construction of hangars, residential, sport, industrial, and other buildings and structures. SUBSTANCE: hangar has trusses whose lower parts abut against columns through hinges and free rollers. Upper parts of trusses abut against each other. Some trusses are made for turning on hinges by means of winches or rams. Hangar is provided with trolleys installed below floor level by hydraulic ram with forks and butt-end panels with windows and doors. Butt-end panels are overhanging from trolleys to ropes joining lower parts of truss by means of hydraulic rams. EFFECT: provision for enlarging span without using intermediate columns. 3 cl, 12 dwg