F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
251/13
F16K 31/163 (2006.01) F15B 15/08 (2006.01)
Patent
CA 1048476
SPRING RETURN VALVE ACTUATOR ABSTRACT A fluid actuator for 90° rotating valves having a return spring coupled to an independent fluid actuated piston to assist in spring compression on the forward stroke.
281179
Holloway David G.
Massey Roger G.
LandOfFree
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