B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
B05B 1/32 (2006.01) A62C 31/02 (2006.01) A62C 35/68 (2006.01)
Patent
CA 2096032
ABSTRACT OF THE DISCLOSURE A fire sprinkler head having a body with a liquid flow channel terminating in a plug assembly which includes a heat sensitive disk. The plug assembly allows liquid to flow through the liquid flow channel when the heat sensitive disk is subjected to heat. The invention is characterized by a drain passage through one of the body and the plug assembly whereby liquids are drained from the body with the heat sensitive disk in position. A closure is disposed in the drain passage.
Cousineau Ronald L.
Thompson Douglas B.
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