Measuring and testing – Liquid level or depth gauge – With funnel or hose nozzle
Patent
1992-04-24
1993-08-10
Williams, Hezron E.
Measuring and testing
Liquid level or depth gauge
With funnel or hose nozzle
73304R, 73DIG2, 73DIG5, 434226, 340604, G09B 1900, G01F 2322
Patent
active
052338690
ABSTRACT:
A fire fighting trainer for use in training fire fighters is provided. The fire fighting trainer includes a structure having one or more chambers having concrete or grating floors. Each chamber contains one or a series of real or simulated items such as furniture and fixtures and equipment. The trainer has a smoke generating system with an outlet for each chamber. The trainer also includes a propane gas flame generating system. The trainer has a main control panel for regulating the flame generating system and the smoke generating system and for controlling the fire, or fires, and smoke in each chamber. The trainer also has a sensor assembly in each chamber, which senses water.
REFERENCES:
patent: 3675342 (1972-07-01), Wolf
patent: 4001949 (1977-01-01), Francis
patent: 4303396 (1981-12-01), Swiatosz
patent: 4304132 (1981-12-01), Snaper
patent: 4520667 (1985-06-01), Nelson
patent: 4526548 (1985-07-01), Livingston
patent: 4827766 (1989-05-01), Nelson
patent: 4903723 (1990-02-01), Sublett
Ernst James J.
Musto Dominick J.
Rogers William
Williamson Steven
Dombroske George M.
Laughlin Richard T.
Symtron Systems, Inc.
Williams Hezron E.
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