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.

Date of Patent:
Nov. 11, 2025

Filed:

May. 10, 2024
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Jeffrey T. Morton, Manchester, CT (US);

Dmytro M. Voytovych, Rocky Hill, CT (US);

Assignee:

RTX Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/06 (2006.01); B64C 11/14 (2006.01); F01D 5/02 (2006.01); F01D 7/00 (2006.01);
U.S. Cl.
CPC ...
B64C 11/06 (2013.01); B64C 11/14 (2013.01); F01D 5/02 (2013.01); F01D 7/00 (2013.01); F05D 2220/323 (2013.01);
Abstract

An aircraft propulsion system includes a rotor hub, rotor blades, a rotating frame, and a low-pressure compressor. The rotor hub is configured to rotate about a central axis. The rotor blades are arranged around the rotor hub. Each of the rotor blades is configured to rotate about a radial axis of the rotor hub. The rotating frame is positioned between the rotor hub and the plurality of rotor blades. The rotating frame is configured to allow air to pass without interference of the rotor blades. The low-pressure compressor is configured to receive the air passing through the rotating frame.


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