ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,382, issued on Aug. 19, was assigned to SUMITOMO ELECTRIC SINTERED ALLOY LTD. (Takahashi, Japan).
"Sintered member and electromagnetic coupling" was invented by Junpei Hara (Takahashi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sintered member having an annular shape, includes: a first face facing one side in an axial direction; a second face facing the other side in the axial direction; an inner peripheral face connected to an inner peripheral edge of the first face; and a plurality of tooth groups and a plurality of tooth-missing parts which are alternately disposed along a circumferential direction of the inner peripheral face. The se...