Patent ID: 7431223
Filing Date: 2008-10-07
Classification: B05B,F15D,Y10S

Abstract:
1. A spray gun ( 1 ) for spraying paints and similar viscous media that can be propelled pneumatically, comprising a gun housing ( 2 ) for accommodating components of the spray gun ( 1 ) that effect propulsion, mixture and/or metering, a handle ( 3 ) projecting from the gun housing ( 2 ), and a reservoir tank ( 5 ) removably attached to the gun housing ( 2 ) for holding the medium to be processed, with the housing ( 2 ) of the spray gun ( 1 ) provided with an air guidance duct ( 21 ) through which the compressed air responsible for atomization flows to an atomizer nozzle ( 4 ), wherein internal surfaces ( 22 ) of at least one of the air guidance duct ( 21 ), the atomizer nozzle ( 4 ), and an air cap ( 15 ), which come into contact with the stream of compressed air, are wetted and are provided at least in part with a structured surface in the form of at least one of indentations ( 51 ) and protrusions ( 52 ) worked into the surfaces either successively or with spacings therebetween.