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:
Oct. 27, 2026

Filed:

Dec. 27, 2024
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventor:

Michael G. Mccaffrey, Windsor, CT (US);

Assignee:

RTX Corporation, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/18 (2006.01); B64D 27/10 (2006.01); F01D 5/14 (2006.01); F02K 3/02 (2006.01); B64D 33/02 (2006.01);
U.S. Cl.
CPC ...
B64C 11/18 (2013.01); B64D 27/10 (2013.01); F01D 5/147 (2013.01); F02K 3/025 (2013.01); B64D 2033/0293 (2013.01);
Abstract

An assembly is provided for an aircraft propulsion system. This assembly includes an open propulsor rotor and an open guide vane structure. The open propulsor rotor is configured to rotate about an axis. The open propulsor rotor includes a plurality of open propulsor blades arranged circumferentially about the axis in a blade array. Each of the open propulsor blades projects spanwise into an environment external to the aircraft propulsion system to a respective blade tip. The open propulsor blades include a first span propulsor blade and a second span propulsor blade. The first span propulsor blade has a first span length. The second span propulsor blade has a second span length that is less than the first span length. The open guide vane structure is axially next to the open propulsor rotor.


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Mccaffrey, Michael. (2026). Propulsor rotor arrangement for open rotor propulsion system (U.S. Patent No. 12774085). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12774085

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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