Patent ID: 6632479
Filing Date: 2003-10-14
Classification: B05B

Abstract:
A method of spraying a coating liquid onto an object to be coated, said method comprising the steps of:providing a spray discharging system having an atomizer for atomizing said coating liquid, said atomizer having a rear end and a front end, said atomizer longitudinally extending from the rear end to the front end and towards the object, the front end of said atomizer having an external surface, an internal surface that defines an inner passage for the coating liquid, and an atomizing edge at the boundary of the internal and external surfaces: atomizing and spraying the coating liquid from the atomizing edge onto the object; and wetting the external surface of the front end of said atomizer in the vicinity of said atomizing edge by depositing an accessory liquid, either drop-wise or in the form of an aerosol, on said external surface in order to prevent or delay precipitation of the coating liquid on said external surface.