ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,303, issued on Jan. 13.
"Elastically-driven masturbation cup mechanism" was invented by Haiting Xu (Jiangxi, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An elastically-driven masturbation cup mechanism includes a shell and a soft body, a locating cavity is disposed at the upper end of the shell, a soft driving part is disposed at the bottom of the locating cavity, a driving apparatus is disposed in the shell, the driving apparatus may drive the soft driving part to perform a preset action, the soft body is provided with a channel for the penis to extend into, the soft body is mounted in the locating cavity, and the bottom of the soft body i...