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:
Dec. 23, 2025
Filed:
Feb. 16, 2023
Applicant:
Rtx Corporation, Farmington, CT (US);
Inventors:
Frederick M. Schwarz, Glastonbury, CT (US);
Daniel Bernard Kupratis, Wallingford, CT (US);
Brian D. Merry, Andover, CT (US);
Gabriel L. Suciu, Glastonbury, CT (US);
William K. Ackermann, East Hartford, CT (US);
Assignee:
RTX CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/36 (2006.01); F01D 5/06 (2006.01); F01D 25/16 (2006.01); F02C 3/06 (2006.01); F02C 3/107 (2006.01); F02C 7/06 (2006.01); F02K 3/06 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F02C 7/36 (2013.01); F01D 5/06 (2013.01); F01D 25/162 (2013.01); F02C 3/06 (2013.01); F02C 3/107 (2013.01); F02C 7/06 (2013.01); F02K 3/06 (2013.01); F04D 29/321 (2013.01); F04D 29/325 (2013.01); F05D 2220/32 (2013.01); F05D 2240/35 (2013.01); F05D 2240/60 (2013.01); F05D 2260/40311 (2013.01);
Abstract
A gas turbine engine includes a compressor section including a first compressor, a turbine section including a first turbine and a second turbine, a first shaft and a second shaft, the first shaft interconnecting the first turbine and the second compressor, and a geared architecture. The first shaft is supported on a first bearing in an overhung manner. A performance ratio is between 0.5 and 1.5.