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:
Jul. 25, 2017
Filed:
Mar. 13, 2013
Bell Helicopter Textron Inc., Fort Worth, TX (US);
Robert Wardlaw, Arlington, TX (US);
Werner Idler, Arlington, TX (US);
John R. McCullough, Weatherford, TX (US);
Patrick Ryan Tisdale, Keller, TX (US);
Frank Bradley Stamps, Colleyville, TX (US);
James L. Braswell, Jr., Colleyville, TX (US);
Ronald J. Measom, Hurst, TX (US);
Paul K. Oldroyd, Azle, TX (US);
BELL HELICOPTER TEXTRON INC., Fort Worth, TX (US);
Abstract
An apparatus comprising a soft in plane rotor yoke comprising two longitudinal side portions connected together via two outboard portions, wherein the outboard portions comprise a plurality of first layers formed of a first composite fabric material having a plurality of first fibers oriented in a first direction, and a plurality of second layers formed of a second composite fabric material having a plurality of second fibers oriented in a second direction. Included is an apparatus comprising a soft in plane rotor comprising two longitudinal side portions connected together via two outboard portions, wherein the outboard portions comprise a plurality of first layers formed of a first composite fabric material, and a plurality of second layers formed of a second composite fabric material, wherein the soft in plane rotor yoke does not comprise any narrow steered slit tape or filament windings.