ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,471, issued on Aug. 25, was assigned to Nabtesco Corp. (Tokyo).
"Drive transmission device and construction machine" was invented by Kazuki Hisada (Tokyo) and Etsuro Komori (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A drive transmission device according to one embodiment of the disclosure includes: an arm having a motor that generates a rotational force; a speed reducer that is provided in the arm and has a carrier for decelerating rotation of the motor and outputting the decelerated rotation; a bucket fixed to the carrier by a reamer bolt, the reamer bolt being inserted in a bracket through hole formed in the bucket; and a resin bush pro...