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US 12,345,254 B2Granted
Fluid end assembly
AssigneeKerr Machine Co.
InventorsChristopher Todd Barnett, Micheal Cole Thomas, Nicholas Son, John Keith, Kelcy Jake Foster
Life of this patent
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Abstract
A fluid end assembly having a plurality of fluid end sections positioned in a side-by-side relationship. Each fluid end section has a housing made of multiple-piece construction. One or more pieces of the housing are configured to have a plurality of stay rods attached thereto. The stay rods interconnect the fluid end assembly and a power end assembly.
Claims22
A fluid end, comprising:
- a fluid routing plug having a first annular shoulder and an outer intermediate surface, wherein a stress relief cutout is defined on a surface of the fluid routing plug between the first annular shoulder and the outer intermediate surface;
- a housing disposed adjacent to the fluid routing plug and having a second annular shoulder;
- and
- a insert defining a front surface abutting the first annular shoulder and a rear surface abutting the second annular shoulder, wherein the front surface and rear surface are interconnected by an inner intermediate surface and an outer intermediate surface, the front surface and the inner intermediate surface connected by a first beveled surface, wherein the first beveled surface is disposed proximate the stress relief cutout.
1 more element
Dependencies are inferred from the claim text.