US 12,270,394 B2
Packing bore wear sleeve retainer system
Kyle Matthew Ellisor, Katy, TX (US); Akhil Alex, Houston, TX (US); Benjamin Scott Berryhill, Houston, TX (US); Chance Ray Mullins, Spring, TX (US); Steven Zachary Newberg, Houston, TX (US); and Chris Leake, Houston, TX (US)
Assigned to Vulcan Industrial Holdings, LLC, Houston, TX (US)
Filed by Vulcan Industrial Holdings, LLC, Houston, TX (US)
Filed on Jul. 12, 2024, as Appl. No. 18/771,874.
Application 18/771,874 is a continuation of application No. 17/890,975, filed on Aug. 18, 2022, granted, now 12,049,889, issued on Jul. 30, 2024.
Application 17/890,975 is a continuation in part of application No. 16/916,593, filed on Jun. 30, 2020, granted, now 11,421,680, issued on Aug. 23, 2022.
Prior Publication US 2024/0376892 A1, Nov. 14, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. F04B 53/16 (2006.01); F04B 1/0421 (2020.01); F04B 53/22 (2006.01); F16L 55/10 (2006.01)
CPC F04B 53/168 (2013.01) [F04B 1/0421 (2013.01); F04B 53/166 (2013.01); F04B 53/22 (2013.01); F16L 55/1011 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A wear sleeve retainer system, the system comprising:
a wear sleeve retainer including:
a body portion having a bore extending along an axis,
a mating component extending from the body portion and into the bore, the mating component having a smaller diameter than a bore diameter of the bore of the body portion,
threads positioned circumferentially about at least a portion of an outer diameter of the body portion, and
a profile positioned about the body portion, the profile including a plurality of receptacles; and
a locking fastener positioned to engage one or more of the plurality of receptacles.
 
8. A fluid end comprising:
a housing having a cavity, internal portions, and a bore extending toward the cavity;
a wear sleeve positioned within the bore;
a plunger bore extending in the wear sleeve;
a plunger positioned within the plunger bore and operative to reciprocate within the plunger bore;
a wear sleeve retainer coupled to the housing and positioned to block axial movement of the wear sleeve, the wear sleeve retainer having external portions positioned to engage internal portions of the housing;
an anti-rotation system to engage the wear sleeve retainer to block rotation of the wear sleeve retainer in at least one direction; and
a packing nut connected to the wear sleeve retainer.
 
18. A method for installing a retainer system, the method comprising:
positioning packing seal elements within a diameter of a wear sleeve when the wear sleeve is external to a fluid end housing;
positioning the wear sleeve within a bore located in the fluid end housing;
securing a wear sleeve retainer to the fluid end housing, the securing including the step of positioning the wear sleeve retainer into the fluid end housing so that external portions of a body of the wear sleeve retainer engage internal portions in the bore and so that the wear sleeve retainer engages at least a portion of the wear sleeve; and
securing an anti-rotation system to the wear sleeve retainer.