Patent ID: 8979002
Filing Date: 2015-03-17
Classification: A45D,B05B

Abstract:
1. A distributor for a spraying device, the distributor comprising: a head; an air nozzle and an output nozzle each molded of a single part of synthetic material and assembled in the head, an air circuit including at least, from upstream to downstream, an air inlet conduit at least partially formed in the air nozzle, a venturi at least partially formed in the air nozzle and an output conduit formed in the output nozzle, the venturi comprising a mixing chamber between the air nozzle and the output nozzle, a dip tube for channeling product to be sprayed extending according to a substantially vertical direction communicating with the mixing chamber which is immediately overhanging said dip tube, the head comprising an open well which opens vertically in the mixing chamber and wherein is nested said dip tube, said dip tube being free of any obstruction and freely communicating with the mixing chamber without any obstruction, and said air nozzle having a protruding portion which penetrates in the mixing chamber above the dip tube, said dip tube having an internal area having a first portion overhung by said protruding portion and a second portion not overhung by said protruding portion, a manual compressed-air generator communicating with the air inlet conduit, a reservoir adapted to contain product to be sprayed, communicating with the dip tube, wherein the venturi comprises a convergent section, and wherein the output conduit comprises a divergent section open towards atmosphere and a convergent section open towards the mixing chamber upstream of the divergent section.