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:
Oct. 08, 2024
Filed:
May. 12, 2023
Applicant:
GE Avio S.r.l., Rivalta di Torino, IT;
Inventors:
Paolo Altamura, Monopoli, IT;
Giulio Zagato, Moncalieri, IT;
Assignee:
GE Avio S.r.l., Rivalta di Torino, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/32 (2006.01); B64C 11/06 (2006.01); B64C 11/32 (2006.01); B64C 11/36 (2006.01); B64C 11/38 (2006.01); B64C 11/42 (2006.01); F02K 3/06 (2006.01);
U.S. Cl.
CPC ...
F04D 29/323 (2013.01); B64C 11/32 (2013.01); F05D 2220/32 (2013.01); F05D 2260/74 (2013.01); F05D 2260/79 (2013.01);
Abstract
A gas turbine engine includes a turbomachine comprising a compressor section, a combustion section, and a turbine section arranged in serial flow order; a fan defining a fan axis and comprising a plurality of fan blades rotatable about the fan axis; and a pitch change mechanism operable with the plurality of fan blades to control a pitch of the plurality of fan blades. The pitch change mechanism imparts a torque to each fan blade of the plurality of fan blades via first and second forces imparted in opposite directions to each fan blade of the plurality of fan blades.