US Patent Issued to Zhejiang University, Ningbo Institute of Materials Technology & Engineering CAS on Aug. 4 for "Underwater helicopter with cycloidal rim vector propulsion" (Chinese Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,698,070, issued on Aug. 4, was assigned to Zhejiang University (Hangzhou City, China) and Ningbo Institute of Materials Technology & Engineering CAS (Ningbo, China).

"Underwater helicopter with cycloidal rim vector propulsion" was invented by Chen-Wei Chen (Hangzhou City, China), Jialin Lu (Hangzhou City, China), Wei Lu (Ningbo, China), Tianjiang Zheng (Ningbo, China) and Min-Chiang Chao (Hangzhou City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an underwater helicopter with cycloidal rim vector propulsion. The underwater helicopter includes a disc-shaped underwater helicopter hull, a rim driving mechanism, paddl...