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. 16, 2025
Filed:
May. 18, 2022
General Electric Company, Schenectady, NY (US);
GE Avio S.r.l., Rivalta di Torino, IT;
General Electric Deutschland Holding Gmbh, Frankfurt, DE;
Paul Hadley Vitt, Liberty Township, OH (US);
Lyle Douglas Dailey, Cincinnati, OH (US);
Matteo Renato Usseglio, Turin, IT;
Andreas Peters, Munich, DE;
General Electric Company, Evendale, OH (US);
GE Avio S.r.l., Rivalta di Torino, IT;
General Electric Deutschland Holding GmbH, Frankfurt, DE;
Abstract
A turbine section for a gas turbine engine defines a radial direction and includes a low-pressure (LP) turbine that includes a first plurality of LP turbine blades that includes a first stage having first stage LP turbine blades that rotate in a first direction at a first speed, a second plurality of LP turbine blades that includes a plurality of stages of LP turbine blades disposed downstream of the first stage LP turbine blades that rotate in a second direction opposite the first direction at a second speed, a first LP turbine spool connected to the first plurality of LP turbine blades on an inner side of the first plurality of LP turbine blades in the radial direction, and a second LP turbine spool connected to the second plurality of LP turbine blades on an inner side of the second plurality of LP turbine blades in the radial direction.