Device disconnector preventing the siphon back flow of a cup of w. - c. to the network of water supply

摘要

It is question of a disconnector 13 breakage - siphon for feeding water from a network in the pressure of a cup of w. - c. it comprises a cavity 18 provided with a cover 16, partially cut out, which defines a chamber 15 is supplied by a feed duct 14 and opening out upstream of an injector orifice 21 arranged in the upper part 20 of the cavity 18. The cavity 18 is vented by the end of a chute 22 open on the cavity 18 at a distance from the outlet orifice of the injector 21, said gutter extending externally with respect to the wall of the cavity 18 in a direction slightly inclined upwards.