B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
342/12, 342/38,
B05B 15/00 (2006.01) A62C 3/00 (2006.01) B05B 5/025 (2006.01) B05B 5/10 (2006.01) B05B 12/00 (2006.01)
Patent
CA 1289223
IGNITION AND FIRE SUPPRESSOR ABSTRACT OF DISCLOSURE An ignition and fire suppressing system for an electrostatic sprayer of the type having a high voltage supply for creating an electrostatic charge and a nozzle in flow communication with a pressurized coating material source and a pressurized atomizing gas source. The system includes a high voltage arc-detecting circuit for sensing the presence of an ionizing arc or spark and for disabling the high voltage supply to the sprayer: a pressurized non-ignitable fire suppressing gas source in flow communication with the sprayer nozzle: and solenoid valves connected between the sprayer nozzle and the coating material, atomizing gas and fire suppressing gas sources which are actuated by an output from the arc-detecting circuit.
533360
Graco Inc.
Hemming Dale R.
Kirby Eades Gale Baker
LandOfFree
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