ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,339, issued on Dec. 2, was assigned to AMOTECH Co. LTD. (Incheon, South Korea).
"Driving motor having BLDC motor and swivel actuator using the same" was invented by Byung Soo Kim (Incheon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a swivel actuator including: a cylindrical housing with a hollow cylindrical portion protruding in a center thereof; a BLDC drive motor having a rotor rotatably installed around the hollow cylindrical portion; a cylindrical first worm gear integrally formed on an outer circumference of the rotor; first and second gear trains coupled to the first worm gear to reduce a rotation speed of the drive ...