Apparatus for applying firefighting chemicals

Details Apparatus for applying firefighting chemicals Apparatus for applying firefighting chemicals

1989-08-18

1991-02-19

Focarino, Margaret A.

Fire extinguishers

Fluid systems

Plural source, mixing in transit

169 15, A62C 502

Patent

active

049934953

ABSTRACT:
Improved apparatus for fighting wild fires includes an inductor for foam forming chemicals positioned in the discharge conduit of a water pump. The inductor includes a hollow barrel having a short pipe orifice therein and a foam concentrate liquid induction port to supply the liquid at the vena contracta of the pumped water flowing into the inductor.

REFERENCES:
patent: Re25037 (1961-09-01), Brazier
patent: 623851 (1899-04-01), Van Riper et al.
patent: 2183561 (1939-12-01), Hamblin
patent: 2356286 (1944-08-01), Timpson
patent: 2630183 (1953-03-01), Foutz
patent: 4416610 (1983-11-01), Gallagher, Jr.

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