公开(公告)号：US11413634B2

公开(公告)日：2022-08-16

申请号：US16634918

申请日：2018-08-03

Applicant: Pomtava SA

Inventor： Euphemien Marchand ,  Alois Nicolet

IPC: B05B1/30 ,  B05C5/02 ,  F16K31/363 ,  B05B7/08 ,  B05B7/12 ,  B33Y10/00 ,  B33Y80/00 ,  B05B15/65 ,  B05B13/04

Abstract: A device for spraying a coating product in liquid form, includes a valve for controlling the flow of the liquid product, a piston, secured to a needle arranged to free or block a passage of liquid product, a valve body including a housing arranged to accommodate the piston, and including a control fluid supply connector arranged on the bottom dead center side of the piston, and the valve body is monolithic and further includes at least one control fluid supply channel accommodated in a side wall of the valve body and whose at least one longitudinal portion extends along part of the housing from the supply connector side to the top dead center side of the piston.