Frank J Fegan

US Patent:

40362531, Jul 19, 1977

Filed:

Nov 12, 1975

Appl. No.:

5/631220

Inventors:

Frank Joseph Fegan - West Orange NJ
William Harold Smith - Rahway NJ

Assignee:

Peace Medical - West Orange NJ

International Classification:

F16K 1900

US Classification:

137556

Abstract:

A gas dilution device includes a nozzle in fluid communication with selected first and second orifices disposed to direct a selected plurality of streams of a first gas at a plurality of velocities into a gas dilution chamber which is in fluid communication with a settable second gas receiving port through which an ambient second gas is drawn by the streams into the dilution chamber for diluting the first gas in a predetermined range of dilution ratios.