F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
137/38
F16K 31/02 (2006.01) F16K 31/42 (2006.01) F16N 7/34 (2006.01) F16T 1/00 (2006.01) F16T 1/14 (2006.01)
Patent
CA 2007432
ABSTRACT OF THE DISCLOSURE A pilot operated control valve having first and second mating body members having several bores extending thereinto, a pair of said bores positioned for registry with one another to define a poppet valve chamber and an axial extension, a second pair of said bores positioned for registry with one another to define a solenoid chamber, a poppet valve element in said poppet valve chamber, a solenoid coil in said solenoid chamber de-fining a pilot valve chamber, a pilot valve element positioned in said pilot valve chamber, a third one of said bores in said first mating body member defining an inlet communicating with said poppet valve chamber, a third one o-f said bores in said second mating body member communicating with said axial extension, said axial extension defining an outlet port, a valve seat in said axial extension between said inlet bore and said third one of said bores in said second mating body member for engagement with said poppet valve element when the same is moved thereagainst, a third pair of said bores positioned for registry with one another and in communication with said inlet bore and a fourth one of said bores in said second mating body member, a fifth one of said bores in said second mating body member communicating with said fourth bore therein and with said pilot valve chamber, a fourth one of said bores in said first mating body member communicating with said pilot valve chamber and with a fifth one of said bores in said first mating body member, said fifth one of said bores and said first mating body member communicating with said poppet valve chamber, said pilot valve element having sealing members on its opposite ends, a sixth one of said bores in said first mating body member communicating with said pilot valve chamber in line with one of said sealing members and with a seventh one of said bores in said first mating body member, a fourth pair of registered bores communicating with said seventh one of said bores in said first mating body member and said third one of said bores in said second mating body member, plugs removably positioned in said fifth and seventh bores in said first mating body member at the ends thereof in the surface of said first mating body member and plugs removably positioned in said third and fourth bores in said second mating body member at the ends thereof in the surface of said second mating body member and fasteners joining said first and second mating body members to one another.
Baun Daniel
Ridout & Maybee Llp
LandOfFree
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