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:
Dec. 27, 2016
Filed:
Oct. 25, 2013
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Paul A. Carvalho, Hadley, MA (US);
HAMILTON SUNDSTRAND CORPORATION, Windsor Locks, CT (US);
Abstract
A propeller system includes at least one propeller hub having a plurality of hub arms formed therein. The plurality of hub arms are arranged circumferentially on the at least one propeller hub and are spaced apart from one another by a hub distance. The propeller system further includes a plurality of propeller blades. Each propeller blade includes a base portion rotatably disposed in a respective hub. At least one counterweight is coupled to the base portion of a respective propeller blade. The counterweight includes a hinge configured to pivot a portion of the at least one counterweight.