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:
Jun. 05, 2018
Filed:
Apr. 08, 2015
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventor:
Royce Tatton, Blackfoot, ID (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F01D 5/30 (2006.01); F02K 3/06 (2006.01);
U.S. Cl.
CPC ...
F01D 11/008 (2013.01); F01D 5/3023 (2013.01); F02K 3/06 (2013.01); F05D 2220/36 (2013.01); F05D 2300/431 (2013.01); F05D 2300/437 (2013.01);
Abstract
A fan section for a gas turbine engine is provided. The fan section having a fan hub with a slot and a fan blade with an airfoil extending from a root to a tip, the airfoil having a leading edge and the root is received in the slot, wherein a first platform is secured to the fan hub and arranged between adjacent fan blades of the fan section, the first platform having a first platform seal including a platform seal leading edge and a base is secured to a side of the first platform and a first winglet extends from the platform seal leading edge and contacts the airfoil leading edge.