ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,985, issued on Feb. 3, was assigned to AUTEL ROBOTICS Co. LTD. (Guangdong, China).
"Arm assembly and unmanned aerial vehicle thereof" was invented by Xiaode Li (Guangdong, China) and Liang Hao (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present disclosure relate to an arm assembly and an unmanned aerial vehicle thereof. The arm assembly includes: an arm support; an arm, where the arm is movably connected to the arm support, and is rotatable in a first direction and an opposite second direction; a locking member, where the locking member is disposed in the arm support, and is capable of abutting against or separ...