FIELD: construction.
SUBSTANCE: quick-detachable platform-flooring includes columns on which there fixed is unmovable flooring part with working opening, which has frames and floor, service platforms made in the form of separate sectors consisting of frames and floor and moved by means of rollers. In the centre of the opening there installed is a hub consisting of a ring with slots of various depth for guiding and fixing the slings, a ring with a projection to install sectors and a central guide; along the perimetre of working opening there installed are tensioning units of slings fixed on central hub so that every two parallel slings are guides for rollers located on sectors.
EFFECT: reducing the labour input of erection/removal process of platform-flooring.
5 dwg
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