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:
Apr. 07, 2026
Filed:
Oct. 23, 2023
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Blair A. Smith, South Windsor, CT (US);
Sophie Lubin, Herblay, FR;
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 58/08 (2006.01); C25D 5/44 (2006.01); C25D 5/48 (2006.01); C25D 7/04 (2006.01); C25D 9/02 (2006.01); F16L 9/02 (2006.01); F16L 13/02 (2006.01); F16L 58/10 (2006.01); F16L 58/18 (2006.01);
U.S. Cl.
CPC ...
F16L 58/08 (2013.01); C25D 5/44 (2013.01); C25D 5/48 (2013.01); C25D 7/04 (2013.01); C25D 9/02 (2013.01); F16L 13/02 (2013.01); F16L 9/02 (2013.01); F16L 58/10 (2013.01); F16L 58/181 (2013.01);
Abstract
A coated component includes a metallic body defining an inner volume configured to retain a fluid therein. The metallic body includes a plurality of segments, at least one weld joint attaching the plurality of segments, an outer surface, and an inner surface facing and defining the inner volume. The component further includes a chrome-free protective coating disposed on each of the outer surface and the inner surface. The coating includes an epoxy layer, and an oxide layer disposed between the epoxy layer and the respective outer surface and inner surface.