Hydro-compressor pump with water and air sections has spiral tube around rotatable axle to pressurize air and water

摘要

A hydro-compressor pump having a rotatable seating comprises an inlet (2) alternately for or and water which are conveyed through a spiral tube (1) about a rotating axle (5) to an outlet (4). Water and air are sectionally taken up with the water section giving a piston-like closure of the tube.