Apparatus for compressed air foam discharge

Fire extinguishers – Fluid systems – Gas-pressure discharge

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Details

169 13, 169 15, A62C 3500

Patent

active

049811789

ABSTRACT:
Fire fighting foam discharge is produced by introducing water, surfactant, and compressed air into a single mixing chamber from separate sources. A power source includes an internal combustion engine coupled by operator-controlled clutch to an output shaft for driving concurrently a water pump and air compressor.

REFERENCES:
patent: 2988151 (1961-06-01), Dion-Biro
patent: 4278132 (1981-07-01), Hostetter
patent: 4345654 (1982-08-01), Carr
patent: 4474680 (1984-10-01), Kroll
patent: 4492525 (1985-01-01), Bilyeu
patent: 4729434 (1988-03-01), Rohrbach

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