A - Human Necessities – 62 – C
Patent
A - Human Necessities
62
C
A62C 5/02 (2006.01) A62C 5/033 (2006.01) A62C 31/07 (2006.01) B05B 1/26 (2006.01) B05B 1/28 (2006.01) B05B 1/32 (2006.01) B05B 7/00 (2006.01) B05B 7/06 (2006.01)
Patent
CA 2327476
A fire fighting nozzle for extinguishing industrial scale fires including improved automatic pressure regulating features, enhanced educting features having central (110) and peripheral channeling (94) for foam concentrate, combined with a capacity to throw dry chemicals. The improved pressure regulating features include a spring (50) loaded double acting baffle (13), that is positioned by fire fighting fluid in communication with a hydraulic chamber, the hydraulic chamber is preferably controlled by a relief valve (42).
Buse d'incendie pour l'extinction d'incendies industriels, présentant des dispositifs de régulation de pression automatique, des dispositifs d'éduction améliorés dotés de circuits central (110) et périphérique (94) améliorés pour l'émulseur, combinés à une fonction de pulvérisation de produits chimiques secs. Les dispositifs de régulation sont améliorés grâce à une chicane (13) à double action sollicitée par un ressort (50), et en communication fluidique, lors de la lutte contre l'incendie, avec une chambre hydraulique commandée, de préférence, par une soupape de sûreté (42).
Crabtree Dennis W.
Williams Dwight P.
Sim & Mcburney
Williams Fire And Hazard Control Inc.
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