Expansion joint system of concrete slab arrangement

Details Expansion joint system of concrete slab arrangement Expansion joint system of concrete slab arrangement

E - Fixed Constructions

01

C

E01C 11/04 (2006.01) E01D 19/06 (2006.01) E01C 11/14 (2006.01)

Patent

CA 2712067

An expansion joint system of a concrete slab arrangement, comprising an expansion joint reinforcement to be ar-ranged between a first and a second concrete slab (1, 2), the expansion joint reinforcement comprising at least one local or continuous dowel (4) which is arranged to transfer loads perpendicular to the slab plane. The expansion joint reinforcement comprises an ad-ditional reinforcement comprising at least one clenching pin (9) and to be arranged in the vicinity of the dowel (4) in concrete, the additional reinforcement being arranged to adhere to the concrete above and below the dowel (4) by means of a widening forming the clenchpoint.

La présente invention concerne un système de joint de dilatation d'agencement de dalles de béton, comportant un renfort de joint de dilatation destiné à être disposé entre une première et une seconde dalles de béton (1, 2), le renfort de joint de dilatation comprenant au moins un goujon local ou continu (4) qui est agencé pour le transfert de charges perpendiculaires au plan de la dalle. Le renfort de joint de dilatation comporte un renfort additionnel comportant au moins une goupille de rivetage (9) et destiné à être disposé dans le voisinage du goujon (4) dans le béton, le renfort additionnel étant agencé pour adhérer au béton au-dessus et en-dessous du goujon (4) à l'aide d'un élargissement formant le point de rivetage.

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