US Patent Issued to ZHEJIANG KUOCHUANG TECHNOLOGY, ZHEJIANG SAFUN INDUSTRIAL on Aug. 19 for "Swimming pool sewage suction machine and control method thereof" (Chinese Inventors)

ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,156, issued on Aug. 19, was assigned to ZHEJIANG KUOCHUANG TECHNOLOGY Co. LTD. (Yongkang, China) and ZHEJIANG SAFUN INDUSTRIAL Co. LTD. (Yongkang, China).

"Swimming pool sewage suction machine and control method thereof" was invented by Changda Wu (Zhejiang, China), Shurong Lv (Zhejiang, China), Li Huang (Zhejiang, China), Qihang Li (Zhejiang, China), Yiheng Ying (Zhejiang, China), Kuo Ying (Zhejiang, China) and Xinsen Ying (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A swimming pool sewage suction machine includes a base, a control system, a battery assembly, a driving wheel assembly, a sealing box, a water pump assembly, a colle...