Patent ID: 6699323
Filing Date: 2004-03-02
Classification: B05B

Abstract:
A spray gluing unit in a product packaging machine, comprising at least one spray gluer equipped with a nozzle having a respective outlet from which an adhesive substance is directed at a wrapping material enveloping the products, also means by which to clean the gluing nozzle, the gluing nozzle and the cleaning means being capable of movement one relative to another for the purpose of cleaning the outlet, wherein the gluer presents a surface surrounding the outlet and joined to an end face of the self same outlet and the cleaning means comprise means by which to remove any residues of the adhesive substance, such as will interact with the end face of the outlet and with the surrounding surface at least during the relative movement of the cleaning means and the gluing nozzle; wherein the surface forms part of a cap secured to the glum nozzle and is substantially smooth.