US Patent Issued to Beijing Roborock Technology on Sept. 29 for "Cleaning apparatus" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,745,885, issued on Sept. 29, was assigned to Beijing Roborock Technology Co. Ltd. (Beijing).

"Cleaning apparatus" was invented by Yunlong Yang (Beijing), Liang Qiao (Beijing) and Lei Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaning device is disclosed that includes a main body, a cleaning assembly, and a connection mechanism. The cleaning device further includes a cleaning liquid supply system including a cleaning liquid reservoir and a cleaning liquid output pipeline; and a dirt recovery system including a dirt reservoir, a dirt suction pipeline and a fan assembly. The connection mechanism is configured to connect the main body...