A - Human Necessities – 62 – C
Patent
A - Human Necessities
62
C
A62C 31/02 (2006.01) A62C 37/08 (2006.01)
Patent
CA 2546512
The invention relates to fire fighting equipment, in particular, sprinkler devices for local fire extinguishing in buildings with a large number of possible fires, for instance, in hospital rooms, libraries, museums, offices, department stores, storehouses, garages. The sprinkler includes the following structural members: a body with a channel for liquid supply, a thermally responsive unit with a valve closing the sprinkler outlet, and a thermally responsive unit attachment. The sprinkler has two conaxial liquid supply channels. The length of the axial cylindrical channel exceeds its diameter. The second annular channel is coaxial to the first channel and fitted with helical guide components, the sprinkler outlet is formed by an axial cylindrical channel orifice and an annular coaxial channel orifice distant from the former in a radial direction.
Dushkin Andrei Leonidovich
Karpyshev Alexandr Vladimirovich
Mcfadden Fincham
Obschestvo S. Ogranichennoi Otvetstvennostiju "unipat"
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