Perfected apparatus for spraying by spraying protective dust. (Machine-translation by Google Translate, not legally binding)

摘要

Improved apparatus for spray-spraying protective powders; finely distributed and electrostatically charged, on any kind of objects, said apparatus being composed by a work cabinet open on both sides for the continuous passage of the objects subjected to treatment and at least on one side for the intervention of the operator with suitable guns diffusers of the resin powder, characterized, by the fact that said work cabin is equipped with one or more water jet ejectors that serves to create a sufficiently humid atmosphere, inside said cabin, which favoring the adhesion of the resin powder particularly on objects of insulating nature, and a series incorporated in said cabin of sieving, shipping, suction and filtering groups of the resin powder which is again used in the installation, and in the that the ducts of the suction groups are connected together in pairs in order to create inside the filter group when subjected to cleaning, a pressure sufficient to "inflate" or tighten, eliminating folds or wrinkles in the filter cloth of said group subjected to cleaning. (Machine-translation by Google Translate, not legally binding)