F - Mech Eng,Light,Heat,Weapons – 16 – T
Patent
F - Mech Eng,Light,Heat,Weapons
16
T
236/2
F16T 1/02 (2006.01) A62C 37/08 (2006.01)
Patent
CA 1239913
A B S T R A C T An automatic on-off fire extinguishing sprinkler head including a housing defining inlet and outlet openings; a valve retained by the housing and disposed between the inlet and outlet openings, the valve being movable between a closed position in which it prevents fluid flow between the inlet and outlet openings and an open position in which it allows fluid flow therebetween and a latch releasably latching the valve in the closed position. A release mechanism responds to a sensor by releasing the latch to allow movement of the valve means into the open position at a predetermined ambient temperature. Operatively coupled to the valve is a temperature responsive actuator shaped and arranged to allow movement of the valve into its open position in response to ambient temperatures above a given level and to force the valve into its closed position in response to ambient temperatures below the given level.
479863
Riches Mckenzie & Herbert Llp
U.s. Fire Control Corporation
LandOfFree
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