Patent ID: 7562715
Filing Date: 2009-07-21
Classification: A62C,B05B

Abstract:
1. A fire protection system comprising: a conduit having a fluid passageway, said conduit for receiving fire suppressant fluid from a fire suppressant fluid supply; a discharge device in fluid communication with said conduit for dispersing the fire suppressant fluid, said discharge device having an inlet, a discharge orifice, and a fluid passageway there between; and at least one surface at said conduit or said discharge device across which the fire suppressant fluid flows, said surface having a plurality of channels, each of said channels defining a longitudinal axis, said channels extending parallel to said surface such that said longitudinal axis is generally orthogonal to the flow of fluid, wherein said channels have a depth in a range of 0.2 microns to 10 microns, said channels have a width in a range of 0.01 microns to 0.25 microns and said channels form ridges therebetween, said ridges having a width in a range of 0.01 microns to 0.25 microns.