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:
Nov. 10, 2020
Filed:
Mar. 20, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Bradley L. Paquin, Cheshire, CT (US);
Nicholas D Stilin, Higganum, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01); B29C 70/38 (2006.01); F04D 29/02 (2006.01); F01D 5/14 (2006.01); F04D 29/32 (2006.01); B29C 70/22 (2006.01); B29L 31/08 (2006.01);
U.S. Cl.
CPC ...
F01D 5/282 (2013.01); B29C 70/228 (2013.01); B29C 70/382 (2013.01); F01D 5/147 (2013.01); F04D 29/023 (2013.01); F04D 29/324 (2013.01); B29L 2031/082 (2013.01); F05D 2220/36 (2013.01); F05D 2230/31 (2013.01); F05D 2230/50 (2013.01); F05D 2240/30 (2013.01); F05D 2250/38 (2013.01); F05D 2300/6034 (2013.01);
Abstract
A composite airfoil is disclosed. The composite airfoil includes a first ply having a first plurality of strips of fiber oriented at a first angle with respect to a longitudinal axis and a second plurality of strips of fiber oriented at a second angle with respect to the longitudinal axis at least a first subset of the first plurality of strips of fibers have fibers intersecting and oriented at an angle to the fibers in at least a second subset of the second plurality of strips of fibers within a ply boundary.