US 12,421,961 B2
Fluid routing plug
Nicholas Son, Davis, OK (US); Micheal Cole Thomas, Azle, TX (US); Christopher Todd Barnett, Stratford, OK (US); Kelcy Jake Foster, Sulphur, OK (US); and John Keith, Ardmore, OK (US)
Assigned to Kerr Machine Co., Sulphu, OK (US)
Filed by Kerr Machine Co., Sulphur, OK (US)
Filed on Jan. 24, 2025, as Appl. No. 19/036,483.
Application 19/036,483 is a continuation in part of application No. 18/779,480, filed on Jul. 22, 2024, granted, now 12,215,679.
Application 18/779,480 is a continuation of application No. 18/396,991, filed on Dec. 27, 2023, granted, now 12,049,880, issued on Jul. 30, 2024.
Application 18/396,991 is a continuation of application No. 18/341,070, filed on Jun. 26, 2023, granted, now 11,859,601, issued on Jan. 2, 2024.
Application 18/341,070 is a continuation of application No. 17/884,736, filed on Aug. 10, 2022, granted, now 11,686,296, issued on Jun. 27, 2023.
Application 17/884,736 is a continuation in part of application No. 17/668,529, filed on Feb. 10, 2022, granted, now 11,578,711, issued on Feb. 14, 2023.
Application 17/668,529 is a continuation in part of application No. 16/951,605, filed on Nov. 18, 2020, granted, now 11,300,111, issued on Apr. 12, 2022.
Application 17/668,529 is a continuation in part of application No. 17/550,552, filed on Dec. 14, 2021, granted, now 11,644,018, issued on May 9, 2023.
Application 17/550,552 is a continuation in part of application No. 17/515,707, filed on Nov. 1, 2021, granted, now 11,359,615, issued on Jun. 14, 2022.
Application 17/515,707 is a continuation of application No. 16/951,741, filed on Nov. 18, 2020, granted, now 11,162,479, issued on Nov. 2, 2021.
Claims priority of provisional application 62/936,789, filed on Nov. 18, 2019.
Claims priority of provisional application 62/940,513, filed on Nov. 26, 2019.
Claims priority of provisional application 62/953,763, filed on Dec. 26, 2019.
Claims priority of provisional application 62/957,489, filed on Jan. 6, 2020.
Claims priority of provisional application 62/959,570, filed on Jan. 10, 2020.
Claims priority of provisional application 62/960,194, filed on Jan. 13, 2020.
Claims priority of provisional application 62/960,366, filed on Jan. 13, 2020.
Claims priority of provisional application 62/968,634, filed on Jan. 31, 2020.
Claims priority of provisional application 62/990,817, filed on Mar. 17, 2020.
Claims priority of provisional application 63/008,036, filed on Apr. 10, 2020.
Claims priority of provisional application 63/018,021, filed on Apr. 30, 2020.
Claims priority of provisional application 63/019,789, filed on May 4, 2020.
Claims priority of provisional application 63/027,584, filed on May 20, 2020.
Claims priority of provisional application 63/033,244, filed on Jun. 2, 2020.
Claims priority of provisional application 63/040,086, filed on Jun. 17, 2020.
Claims priority of provisional application 63/046,826, filed on Jul. 1, 2020.
Claims priority of provisional application 63/053,797, filed on Jul. 20, 2020.
Claims priority of provisional application 63/076,587, filed on Sep. 10, 2020.
Claims priority of provisional application 63/089,882, filed on Oct. 9, 2020.
Claims priority of provisional application 63/125,459, filed on Dec. 15, 2020.
Claims priority of provisional application 63/148,065, filed on Feb. 10, 2021.
Claims priority of provisional application 63/150,340, filed on Feb. 17, 2021.
Claims priority of provisional application 63/155,835, filed on Mar. 3, 2021.
Claims priority of provisional application 63/168,364, filed on Mar. 31, 2021.
Claims priority of provisional application 63/283,487, filed on Nov. 28, 2021.
Claims priority of provisional application 63/233,241, filed on Aug. 14, 2021.
Claims priority of provisional application 63/240,889, filed on Sep. 4, 2021.
Claims priority of provisional application 63/246,099, filed on Sep. 20, 2021.
Claims priority of provisional application 63/301,524, filed on Jan. 21, 2022.
Claims priority of provisional application 63/304,070, filed on Jan. 28, 2022.
Claims priority of provisional application 63/310,269, filed on Feb. 15, 2022.
Claims priority of provisional application 63/312,541, filed on Feb. 22, 2022.
Claims priority of provisional application 63/309,168, filed on Feb. 11, 2022.
Claims priority of provisional application 63/235,251, filed on Aug. 20, 2021.
Prior Publication US 2025/0174208 A1, May 29, 2025
Int. Cl. F04B 53/16 (2006.01); F04B 53/10 (2006.01)
CPC F04B 53/16 (2013.01) [F04B 53/1032 (2013.01); F04B 53/109 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A fluid end, comprising:
a housing having a bore formed therein, the bore comprising a counterbore;
a fluid routing plug at least partially disposed within the bore, the fluid routing plug comprising:
a body extending along a longitudinal axis having:
a first end surface;
a second end surface; and
an outer surface extending between the first end surface and the second end surface, the outer surface comprising:
a first outer surface section proximate the first end surface;
a second outer surface section proximate the second end surface; and
an intermediate outer surface section disposed between the first outer surface section and the second outer surface section;
a first plurality of fluid passages extending from the intermediate outer surface section to the second end surface; and
a second plurality of fluid passages extending from the second end surface to the first end surface, wherein each of the second plurality of fluid passages is non-parallel to the longitudinal axis; and
a hardened insert installed within the bore and surrounding at least a portion of the fluid routing plug;
wherein a first plurality of locating bores are disposed on the first end surface; and a second plurality of locating bores are disposed on the second end surface, and wherein the locating bores are configured to facilitate alignment of the fluid routing plug during assembly.