F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
251/97
F16K 35/00 (2006.01) F16K 35/06 (2006.01)
Patent
CA 2014120
ABSTRACT OF THE INVENTION A valve assembly comprising a valve having a housing and a valve element disposed in the housing and movable between closed and open positions, the valve element having a nut portion and a wing portion, the nut portion projecting out of the housing and having a cross-sectional configuration such that a tool may be applied for turning the valve element between the closed and open positions, the wing portion being movable between a first position when the valve element is in the closed position and a second position when the valve element is in the open position, the housing having a wing portion provided with an opening therein disposed in lockable relation with the valve element wing portion when the valve element wing portion is in its first position, a barrel lock removably mountable in registered openings of the wing portions when the valve element wing portion is in its first position whereby the valve element will be locked in the closed position, and a rigid member having first means cooperable with the nut portion for securing the rigid member to the valve element when the valve element securing portion is in the second position, and second securing means spaced from the first securing means cooperable with the housing securing portion and the barrel lock for locking the rigid member to the housing securing portion when the valve element securing portion is in the second position, whereby the valve element will be locked in the open position.
Borden Ladner Gervais Llp
Niagara Mohawk Power Corporation
LandOfFree
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