F - Mech Eng,Light,Heat,Weapons – 15 – B
Patent
F - Mech Eng,Light,Heat,Weapons
15
B
137/100
F15B 13/043 (2006.01) G05D 7/06 (2006.01)
Patent
CA 2009617
ABSTRACT A proportional flow controlling valve wherein an electromagnetic pilot stage has linear output and is pressure compensated, and controls a main stage incorporating trapezoidal regulating ports and a tailored main spring to achieve constant stable flow at constant current input over a wide range of pressure drop.
Degenfelder Joseph R.
Sikorski James F.
Borden Ladner Gervais Llp
Controlled Hydraulics Inc.
Degenfelder Joseph R.
Sikorski James F.
LandOfFree
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