E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
E04C2/34—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
E04C2/36—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels
Elément de structure pour réaliser une structure allongée mixte à section transversale du type en caisson, procédé pour la mise en oeuvre de cet élément, et structure allongée réalisée par la mise en oeuvre de ce procédé
Assemblage par emboitement de deux profiles a section droite en z, notamment pour la realisation d'une panne, d'une lisse ou d'un support de plancher.