Patent ID: 9216426
Filing Date: 2015-12-22
Classification: B05B

Abstract:
1. A solid-cone nozzle having an upstream end at which fluid enters the nozzle and a downstream end at which fluid exits the nozzle, the nozzle comprising a nozzle housing and a swirl insert, wherein said nozzle housing has an outlet chamber including a discharge orifice and wherein said outlet chamber is disposed downstream of said swirl insert, wherein said swirl insert has at a periphery thereof at least one swirl duct, said swirl duct has a swirl portion extending helically or at an angle relative to a longitudinal center axis of said swirl insert and an outlet portion extending from an end of the swirl portion to a downstream end of said swirl insert, the outlet portion having a central axis parallel to the longitudinal center axis of the swirl insert to deflect fluid flow from said swirl portion at least partially a direction parallel to the longitudinal center axis, wherein a downstream end face of the swirl insert is provided with a recess disposed substantially centrally with respect to said swirl insert, wherein said recess partially intersects said swirl duct upstream of the downstream end face of the swirl insert.