ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,263, issued on Aug. 11, was assigned to Beijing Roborock Technology Co. Ltd. (Beijing).
"Cleaning apparatus" was invented by Xiaoyu Liu (Beijing) and Yongliang Shang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided in the embodiments of the present disclosure is a cleaning apparatus, comprising: a control device for driving a rotating electric motor to rotate; and a cleaning device comprising a brush plate, a clamping mechanism, and a transmission portion that is connected to the rotating electric motor, wherein the rotating electric motor drives the transmission portion to rotate in a first direction relative to the brush plate, suc...