ALEXANDRIA, Va., March 19 -- United States Patent no. 12,252,259, issued on March 18.
"Safety device, and flying body provided with safety device" was invented by Hideki Otsubo (Tokyo), Yasuhiko Yagihashi (Tokyo), Takuto Yoshioka (Tokyo) and Dairi Kubo (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "There are provided a safety apparatus and an aerial vehicle including the safety apparatus, in which a lid and an opening end of a container are fixed before operation more firmly than a conventional art to be less susceptible to an external environment. A safety apparatus includes a piston member, a cylinder that accommodates the piston member and is provided with a bore through which the piston member pro...