Metallic sleeve forming a reinforcement of the bore for technical by coulee or by injection into the polymer material and to the coating by coulee or by injection of such a socket forming a reinforcement of the bore

摘要

P in the case of a metallic sleeve 3 forming a reinforcement of the bore for a technical piece 1 by coulee or by injection in a material comprising a polymer and its tubular part 4 and, at its two stiffener, the rims 5 directed radially toward the packaging, it is made in its tubular part 4 and or in the flanges 5, at least one orifice 6, 8 in the form of ed ris tho, through which the coulee or the injection of the polymer material takes place. / p