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. 05, 2019
Filed:
Jun. 05, 2014
Eth Zurich, Zurich, CH;
Raffaello D'Andrea, Wollerau, CH;
Sergei Lupashin, Zurich, CH;
Mark W. Mueller, Berkeley, CA (US);
Markus Waibel, Zurich, CH;
ETH Zurich, Zurich, CH;
Abstract
According to a first aspect of the invention, there is provided a volitant vehicle comprising, a body (), a control unit being configured to compute an estimate of the orientation of a primary axis () of said body with respect to a predefined reference frame, wherein said primary axis is an axis about which said vehicle rotates when flying; and at least one propeller () attacked to the body, wherein each of said at least one propeller has an axis of rotation () which is fixed with respect to said body, is configured to simultaneously produce a thrust force and a torque, said thrust force having a component along the primary axis, said torque having a component along the primary axis constructively contributing to the vehicle rotating about said primary axis, said torque having a component perpendicular to the primary axis, and all of said at least one propeller rotate with the same handedness about their respective thrust forces.