C-Sections and composite decks formed by cold-formed sheets ...

(10) US 2019/0145102 Al

(22) 28.02.2017

(43) 16.05.2019

(57) The present application relates to reinforced concrete col­umns classed in the category of reinforced concrete accord­ing to the NSR-10 and ACI-318 standards, in which the tubular channel is formed by sections with cold-roll sheets (CR) which form C-sections with a core and at least on skid which projects into the inner space of the column, coming into contact with the concrete. The skid comprises along its length a series of perforations through which concrete can pass, allowing a composite column to be formed once the concrete has...

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