76591926
May 13, 2004
Jan 10, 2006
Active Trademark
air intake systems for the air intake of engines, ventilation systems, and other apparatus that draw in air laden with debris comprised of a housing and impeller rotatably mounted within the housing for cleaning intake air by spinning the intake air at high speed to separate heavier-than-air contaminates therefrom by centrifugal force having one or more stages for separating and removing particles of debris from the air flow and a motor in the system for rotating the impeller
Environmental Control Apparatus