Fire fighting nozzle and method including pressure regulation, chemical and eduction features

Fire fighting nozzle and method including pressure regulation, chemical and eduction features

A selectively automatic fire fighting nozzle a method of use including adjustable means (ST) of limiting a range of automatic adjustment (B) of a discharge orifice of the nozzle, providing an option of selecting a constant pressure for a first fraction of a discharge window and selecting a relativel...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CRABTREE DENNIS W, WILLIAMS DWIGHT P
Format: Patent
Sprache:eng
Schlagworte:
APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL
ATOMISING APPARATUS
FIRE-FIGHTING
HUMAN NECESSITIES
LIFE-SAVING
NOZZLES
PERFORMING OPERATIONS
SPRAYING APPARATUS
SPRAYING OR ATOMISING IN GENERAL
TRANSPORTING
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Beschreibung
Zusammenfassung:A selectively automatic fire fighting nozzle a method of use including adjustable means (ST) of limiting a range of automatic adjustment (B) of a discharge orifice of the nozzle, providing an option of selecting a constant pressure for a first fraction of a discharge window and selecting a relatively constant flow for a second fraction.