Precompression effect in pump body

Details Precompression effect in pump body Precompression effect in pump body

F - Mech Eng,Light,Heat,Weapons

04

B

F04B 53/16 (2006.01) E21B 43/12 (2006.01) F04B 39/12 (2006.01) F04D 29/40 (2006.01)

Patent

CA 2732576

The current application discloses various embodiments where a pre-compressive force is applied to a defined zone of the fluid end of a pump so as to extend the operational life of the fluid end by reducing stress and fatigue level at the defined zone of the fluid end. In one embodiment, the defined zone comprises one or more recesses near the piston bore of the fluid end. In another embodiment, the defined zone comprises one or more recesses near the inlet bore of the fluid end.

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