ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,419, issued on June 3.

"Elastic buffering planet carrier and speed reducer" was invented by Wen Zhong (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A speed reducer including at least one elastic buffering planet carrier and an elastic buffering planet carrier include a fixed bracket and an encircling elastic buffering device, where the fixed bracket is mounted inside the encircling elastic buffering device, the fixed bracket is configured with at least one central shaft hole for guiding an output shaft to axially pass through, a plurality of shaft holes of planetary gear are evenly distributed at the encircling elastic buffering de...