The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 2026
Filed:
May. 06, 2025
Applicant:
Kerr Machine Co., Sulphur, OK (US);
Inventors:
Christopher Todd Barnett, Stratford, OK (US);
Micheal Cole Thomas, Azle, OK (US);
Kelcy Jake Foster, Sulphur, OK (US);
Nicholas Son, Davis, OK (US);
John Keith, Ardmore, OK (US);
Assignee:
Kerr Machine Co., Sulphur, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 39/12 (2006.01); F04B 1/0538 (2020.01); F04B 19/22 (2006.01); F04B 23/06 (2006.01); F04B 27/00 (2006.01); F04B 39/14 (2006.01); F04B 53/02 (2006.01); F04B 53/16 (2006.01); F04B 53/22 (2006.01); F16J 15/26 (2006.01); F16J 15/3236 (2016.01); F16J 15/56 (2006.01);
U.S. Cl.
CPC ...
F04B 39/122 (2013.01); F04B 1/0538 (2013.01); F04B 19/22 (2013.01); F04B 27/00 (2013.01); F04B 39/121 (2013.01); F04B 53/164 (2013.01); F16J 15/26 (2013.01); F04B 23/06 (2013.01); F04B 39/14 (2013.01); F04B 53/02 (2013.01); F04B 53/22 (2013.01); F16J 15/3236 (2013.01); F16J 15/56 (2013.01);
Abstract
A fluid end assembly comprising a plurality of fluid end sections positioned in a side-by-side relationship. Each fluid end section comprises a housing having a bore formed therein for housing a reciprocating plunger. Fluid is prevented from leaking around the plunger by a packing seal assembly. The packing seal assembly comprises one and only one packing seal.