ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,492, issued on May 12, was assigned to QINGDAO HAIER WASHING MACHINE Co. LTD. (Qingdao, China) and HAIER SMART HOME Co. LTD. (Qingdao, China).

"Filtering device and washing machine" was invented by Yanfen Lv (Shandong, China) and Sheng Xu (Shandong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A filtering device and a washing machine. The filtering device includes: a filtering cavity, which has a water inlet, a filtered water outlet and a sewage outlet for discharging filtered impurities. A filtering mechanism is inside the filtering cavity, to filter the water entering the filtering cavity. A blocking mechanism separates the inside of the fi...