F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 3/00 (2006.01) F16K 3/30 (2006.01)
Patent
CA 2146953
A gate to block fluid flow in a large conduit with the packing provided by fire hose or other tube extending though a U-shaped channel along the interface of the gate and the conduit surface. The tube can be a plain tube retained in the channel by retaining members attached to sides of the channel.
B.n.w. Valve Manufacturing Ltd.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
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