Ranger/hybrid automatic self-metering nozzle, with...

Details Ranger/hybrid automatic self-metering nozzle, with... Ranger/hybrid automatic self-metering nozzle, with...

2003-10-02

2008-12-16

Nguyen, Dinh Q (Department: 3752)

Fire extinguishers

Processes

With mixing of extinguishing compounds

C169S014000, C169S027000, C239S413000, C239S416400, C239S417000, C239S452000, C137S098000

Reexamination Certificate

active

07464766

ABSTRACT:
A self-metering, automatic (i.e. pressure regulating) industrial-scale fire fighting nozzle, with or without self-eduction, for self-metering a concentrate in accordance with varying liquid flow through the nozzle occasioned by the pressure regulating, with additional features of having a “ratio selectable” means for self-metering for different selected additive concentrations or mixing ratios and of having a mechanical flowmeter.

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