Patent ID: 8286951

Claim:
An air injection system for aerating well water with a stream of air, a well having a top and a bottom and comprising; an upright water circulation conduit having upper and lower ends, extending down into the well, wherein said lower end of said water circulation conduit defines an open end, said open end being located adjacent said bottom of said well; an upright aeration chamber, having upper and lower ends, the lower end connecting with said upper end of said water circulation conduit, at least one air and water discharge opening adjacent said upper end of said aeration chamber; an agitator moveable within said aeration chamber in response to flow of air and water therein, a flexible filament supporting said agitator, said filament being twistable in response to air flow, to cause said agitator to rise and fall, a support supporting said aeration chamber in the well; and, an air compressor connected to supply air to a lower region of said aeration chamber.