E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
72/39
E04B 5/02 (2006.01) E04B 5/23 (2006.01)
Patent
CA 2031447
A built-up support member for carrying bending loads is used in building construction. The support member is formed of two separate elements one superimposed on the other. The separate elements absorb normal forces caused by bending loads. One of the elements, for example formed of concrete, acts in compression, while the other acts in tension. Shear forces must be transmitted between the separate elements. Shear transmission surfaces afford a positively locked connection of the separate elements. The shear transmission surfaces include cooperating and complementary shaped projections and recesses. In addition, clamping elements can be provided between the separate elements in an un-prestressed or prestressed manner.
La présente invention a pour objet un élément support composite destiné à supporter des charges de flexion dans la construction de bâtiments. L'élément support en question est formé de deux éléments distincts disposés en superposition. Les éléments distincts assurent l'absorption des forces qui résultent normalement des charges de flexion. L'un des éléments utilisés, du béton par exemple, assure l'absorption des efforts de compression, l'autre élément assurant l'absorption des forces de tension. Les efforts de cisaillement sont transmises entre les éléments distincts. Des surfaces de transmission des efforts de cisaillement assurent l'intégrité mécanique de l'assemblage des éléments distincts. Les surfaces de transmission des efforts de cisaillement comportent des projections et des renfoncements de formes complémentaires. En outre, des organes d'ancrage en précontrainte ou non peuvent être interposés entre les éléments distincts.
Gierczak Eugene J. A.
Natterer Julius
LandOfFree
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