US 11,738,613 B1
Drone air to ground transition system
Christopher Cade Spikes, Monroe, LA (US); and Daniel Caleb Kumler, Blairsville, GA (US)
Filed by Christopher Cade Spikes, Monroe, LA (US); and Daniel Caleb Kumler, Blairsville, GA (US)
Filed on Apr. 14, 2022, as Appl. No. 17/720,494.
Claims priority of provisional application 63/258,217, filed on Apr. 19, 2021.
Int. Cl. B60F 5/02 (2006.01); B64C 39/02 (2023.01); B64C 27/02 (2006.01); B64U 10/13 (2023.01); B64U 30/20 (2023.01); B64U 50/19 (2023.01); B64C 37/00 (2006.01); B64D 27/24 (2006.01); B64D 1/12 (2006.01); G05D 1/10 (2006.01); B60B 19/00 (2006.01)
CPC B60F 5/02 (2013.01) [B64C 37/00 (2013.01); B64C 39/024 (2013.01); B64D 1/12 (2013.01); B64D 27/24 (2013.01); B60B 19/00 (2013.01); B64U 10/13 (2023.01); B64U 30/20 (2023.01); B64U 50/19 (2023.01); B64U 2201/10 (2023.01); G05D 1/101 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An unmanned aerial vehicle (UAV) comprising:
(a) a body with at least two extending arms;
(b) a land/air drive assembly attached to each arm, each drive assembly including:
(i) a multi-speed motor assembly;
(ii) a propeller driven by the motor assembly at a first speed, the propeller having a first diameter;
(iii) a ground drive wheel driven by the motor assembly at a second speed slower than the first speed, the ground drive wheel having a second diameter greater than the first diameter; and
(c) a drive assembly orientation servo positioned between each arm and each drive assembly, wherein the orientation servo is configured to, on command, rotate the drive assembly between a flight position and a ground drive position approximately perpendicular to the flight position.