ALEXANDRIA, Va., June 5 -- United States Patent no. 12,276,083, issued on April 15, was assigned to Nabtesco Corp. (Tokyo).
"Speed reducer and construction machine" was invented by Takuya Shinozaki (Tokyo) and Etsuro Komori (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A speed reducer according to one aspect of the present disclosure includes: speed reducing units for decelerating a rotational driving force of an electric motor and transmitting the decelerated rotational driving force to a rotational driving unit; and a ring gear meshing with a gear decelerated by a speed reducing unit on the electric motor side in a direction of a rotational axis of the electric motor. The ring gear is provided with...