MODULAR POWER END

Abstract: a power end assembly includes a crankshaft section, a crosshead section, and a connector section coupled together by one, two, or more sets of stay rods. the power end may include one or more support plates that are coupled to the crankshaft section and/or crosshead section. the crosshead section includes a plurality of individual crosshead frames. the connector section may include a plurality of individual connector plates or may be a unitary connector plate. the power end is configured to be coupled to a fluid end assembly by coupling the fluid end assembly to the connector plates.

Inventor(s): Kelcy Jake Foster, Micheal Cole Thomas, Christopher Todd Barnett, Nicholas Son, John Keith, Mark S. Nowell, Guy J. Lapointe, Michael Eugene May

CPC Classification: F04B53/22 (POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type ; non-positive-displacement pumps ; pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped ))

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