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. 13, 2020
Filed:
Jul. 14, 2017
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Erik Harrington, Machesney Park, IL (US);
Andrew N. Baines, Rockton, IL (US);
Assignee:
HAMILTON SUNSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 41/00 (2006.01); B33Y 80/00 (2015.01); F01D 5/14 (2006.01); F01D 5/18 (2006.01);
U.S. Cl.
CPC ...
B64D 41/007 (2013.01); B33Y 80/00 (2014.12); F01D 5/147 (2013.01); F01D 5/18 (2013.01); F05B 2220/31 (2013.01); F05B 2230/30 (2013.01); F05B 2230/50 (2013.01); F05B 2240/301 (2013.01); F05B 2250/283 (2013.01); F05D 2220/34 (2013.01);
Abstract
A ram air turbine (RAT) is provided and includes a turbine assembly including blades and a hub to which the blades are connected, a generator or a pump and a drivetrain mechanically interposed between the turbine assembly and the generator or the pump. Each blade includes an exterior, airfoil-shaped structure defining an interior and support structures disposed within the interior which connect with an inner surface of the exterior, airfoil-shaped structure and which define hollow regions within the interior.