US 12,467,454 B2
Fluid end of a hydraulic fluid pump and method of assembling the same
Ryan Huseman, Quincy, IL (US); Chris Degginger, Tulsa, OK (US); Paul Douglas Cary, Broken Arrow, OK (US); and Kyle Christopher Chady, Broken Arrow, OK (US)
Assigned to GD ENERGY PRODUCTS, LLC, Tulsa, OK (US)
Filed by GD Energy Products, LLC, Tulsa, OK (US)
Filed on Jan. 10, 2024, as Appl. No. 18/408,632.
Application 18/408,632 is a continuation of application No. 17/513,961, filed on Oct. 29, 2021, granted, now 11,905,947.
Prior Publication US 2024/0141888 A1, May 2, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. F04B 53/16 (2006.01); F04B 53/22 (2006.01)
CPC F04B 53/16 (2013.01) [F04B 53/22 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fluid end assembly of a hydraulic fluid pump, the fluid end assembly comprising:
a housing having a bore;
a plug member positioned at least partially within the bore; and
a lock cover coupled to the housing and configured to retain the plug member within the bore during operation of the fluid end assembly, wherein the lock cover comprises:
a main body comprising a flange; and
a handle comprising a ring portion coupled to the flange of the main body, wherein the handle comprises an upstanding portion coupled to a planar surface of the ring portion, an elongated portion extending from the upstanding portion, and an engagement portion extending from the elongated portion at a distal end of the elongated portion, and the distal end is positioned radially exterior of the flange.