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. 02, 2020
Filed:
Sep. 10, 2013
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Paul K. Oldroyd, Azle, TX (US);
Wei-Yueh Lee, Arlington, TX (US);
James D. Hethcock, Jr., Colleyville, TX (US);
John R. McCullough, Weatherford, TX (US);
Patrick R. Tisdale, Keller, TX (US);
Textron Innovations Inc., Providence, RI (US);
Abstract
An airfoil member can have a root end, a tip end, a leading edge, and a trailing edge. The airfoil member can include an upper skin, a lower skin, and a composite core member having a plurality of cells, an upper surface network of the cells can be bonded to the upper skin, a lower surface network of the cells can be bonded to the lower skin. The composite core can have a septum layer embedded in the cells that form the composite core, the septum layer being configured to provide tailored characteristics of the airfoil member.