Patent ID: 7540434

Claim:
A spray gun ( 1 ) for spraying paints and viscous media that can be propelled pneumatically or electrically, the spray gun comprising: a housing ( 2 ) for accommodating a propulsion mechanism and components that effect mixture and metering; a handle ( 3 ) projecting from said gun housing ( 2 ); and a reservoir tank ( 4 ) removably attached to said gun housing ( 2 ) for holding a medium to be processed; a union nut ( 10 ) placed on said gun housing ( 2 ); and an extension pipe and an air cap ( 11 ) surrounded by said union nut ( 10 ) provided with mutually offset outlet openings ( 14 , 15 ) for compressed air by means of which various spray jets (I, II, III) are formed and with an atomiser nozzle ( 5 ) held in an oriented position and opened by means of a nozzle needle ( 16 ); wherein a selected one of said union nut ( 10 ) and a holding element ( 31 ) is connected with said air cap ( 11 , 32 ) circumferentially; and wherein the holding element ( 31 ) is lockable in angular positions corresponding to the spray jets (I, II, III) and is disposed in an oriented position in relation to said gun housing ( 2 ); and wherein a selected one of the gun housing ( 2 ), and the holding element ( 31 ) is provided with two diametrically opposed control cams ( 35 , 35 ′, 35 ″, 35 ′″) that are open at one end and run in a circumferential direction, and the holding element ( 31 ) is provided with guide elements ( 36 , 36 ′, 36 ″, 36 ′″) that engage in the control cams ( 35 , 35 ′, 35 ″, 35 ′″).