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. 25, 2025
Filed:
Oct. 31, 2023
Applicant:
Rtx Corporation, Farmington, CT (US);
Inventors:
Michael A. Disori, Glastonbury, CT (US);
Steven J. Bullied, Pomfret Center, CT (US);
Ryan C. Breneman, West Hartford, CT (US);
John Marcin, Marlborough, CT (US);
David J. Hyland, Portland, CT (US);
William P. Stillman, Sturbridge, MA (US);
Carl R. Verner, Windsor, CT (US);
Assignee:
RTX CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/26 (2006.01); B22D 27/04 (2006.01);
U.S. Cl.
CPC ...
F28F 1/26 (2013.01); B22D 27/045 (2013.01);
Abstract
A cast part includes an outermost wall, at least one inner wall defining at least two internal passages and at least one cast cooling fin extending from an outer surface. The cast part including a cross-sectional circular area spanning at least a portion of each of four internal passages includes a ratio of interior empty space to inner wall space that improves heat transfer.