Patent ID: 6460775
Filing Date: 2002-10-08
Classification: B05B,D21F,D21G

Abstract:
An actuator unit for controlling the flow of fluid from a source comprising:(a) an atomizing nozzle; (b) an actuator having a port for connection to a source of pneumatic control pressure; said atomizing nozzle comprising: (i) a port for connection to a source of water, said actuator using said pneumatic control pressure to provide from said water source regulated water pressure to said atomizing nozzle; (ii) a first orifice connected to said water port; (iii) a second orifice downstream of said first orifice; (iv) a first pressure port upstream of said first orifice for monitoring the regulated water pressure from said actuator; and (v) a second pressure port located between said first orifice and said second orifice for monitoring the pressure between said first and said second orifices.