F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
103/41
F04B 47/00 (2006.01) F04B 53/12 (2006.01)
Patent
CA 1230263
ABSTRACT TRAVELING VALVE ASSEMBLY FOR A FLUID PUMP A traveling valve assembly for use in a sucker rod actuated fluid pump includes a ball valve actuator which engages the ball valve during the downstroke of the sucker rod to force the ball valve into an open fluid transmitting relationship with respect to its valve seat.
489179
Meredith & Finlayson
Spears Harry L.
LandOfFree
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