ADJUSTABLE METAL SUPPORT, FOR INSTANCE FOR FALSE FLOOR Russian patent published in 2006 - IPC E04F15/24 

FIELD: building, particularly false floors.

SUBSTANCE: false floor comprises deck made of panels laid on beams and height-adjustable supports installed in beam cross points. Support comprises hollow composite post made as lower tubular member with outer thread and nut threaded on the tubular member. The tubular member is connected with base panel by the first tubular member end. Support also includes upper tubular member having height-changeable diameter. The first end of the upper tubular member is fixedly connected with support panel, the second end thereof is provided with smoothly tapering part with internal thread cooperating with lower tubular member thread. The support panel is made as a disc with cuts and U-shaped grooves crossing in pairs and formed along perimeter thereof. U-shaped groove axes extend at 45° angles. The first groove ends define a circle having radius not exceeding that of upper tubular member. Opposite groove ends pass into spherical depressions or depressions having flat bottoms and defining oval sections in plane. Each depression is provided with orifice. Base panel is square in plane view and has orifices formed in panel corners. The base panel is provided with annular rib embossed on low surface thereof and enclosing the base of lower tubular member. Radial ribs extend from annular rib.

EFFECT: increased load-bearing capacity along with reduced material consumption.

9 cl, 7 dwg