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. 15, 2022
Filed:
Mar. 31, 2021
Applicant:
Kitty Hawk Corporation, Palo Alto, CA (US);
Inventor:
Todd Reichert, Mountain View, CA (US);
Assignee:
Kitty Hawk Corporation, Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 11/06 (2006.01); B64C 11/14 (2006.01); B64C 11/34 (2006.01); B64C 29/00 (2006.01);
U.S. Cl.
CPC ...
B64C 11/06 (2013.01); B64C 11/14 (2013.01); B64C 11/343 (2013.01); B64C 29/0033 (2013.01);
Abstract
A hinged propeller comprising a hub and one or more blades is disclosed. In various embodiments, a blade is connected to the hub via a hinge, wherein at least a substantial part of the blade has a longitudinal axis that is substantially parallel to a line extending radially from a center of the hub, and wherein the hinge has an axis of hinge rotation that is oriented at a non-zero acute angle to a line that is perpendicular, in a plane of rotation of the hub, to said longitudinal axis.