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:
Nov. 18, 2025
Filed:
Jul. 02, 2024
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Gary Mcbrien, Glastonbury, CT (US);
Leo Veilleux, Jr., Wethersfield, CT (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/224 (2006.01); F02C 7/14 (2006.01); F02C 7/16 (2006.01); F02C 7/232 (2006.01); F02C 7/236 (2006.01);
U.S. Cl.
CPC ...
F02C 7/224 (2013.01); F02C 7/14 (2013.01); F02C 7/16 (2013.01); F02C 7/232 (2013.01); F02C 7/236 (2013.01);
Abstract
A cooling system includes a fuel supply system and a cooling fuel path. The fuel supply system includes a boost stage pump and a main stage pump, while the cooling fuel path includes a fuel bleed from an outlet of the boost stage pump, a fuel return to an inlet of the boost stage pump, and a cooler disposed fluidly between the fuel bleed and the fuel return.