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:
Sep. 09, 2025
Filed:
Aug. 28, 2023
Applicant:
Spm Oil & Gas Inc., Fort Worth, TX (US);
Inventors:
Nadiya V. Fuller, Plano, TX (US);
Brian C. Witkowski, Weatherford, TX (US);
Assignee:
SPM Oil & Gas Inc., Fort Worth, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 15/03 (2006.01);
U.S. Cl.
CPC ...
F16K 15/03 (2013.01);
Abstract
In some implementations, a clapper valve assembly includes a valve body defining a longitudinal flow bore, a hanger disposed in the valve body, a link piece coupled to the hanger, a first pin coupled between the hanger and the link piece, wherein the link piece is configured to rotate, relative to the hanger, about the first pin, a clapper coupled to the link piece, and a second pin coupled between the link piece and the clapper, wherein the clapper is configured to rotate, relative to the link piece, about the second pin.