US Patent 6883732 Fluid spraying apparatus, method, and container

Described herein is an apparatus for applying fluids to a surface. The apparatus includes a nozzle coupled to a pressurized gas supply source and a fluid supply source. The nozzle includes outer conduit and an inner conduit ¥positioned such that a gap is formed between the inner and outer conduits. The outer conduit is coupled to the pressurized gas supply source. The inner conduit is coupled to the fluid supply source. Gas passed through the gap between the inner and outer conduits pulls fluid from the fluid supply source and into the gas stream.