US Patent Issued to SHIMANO on Sept. 30 for "Bicycle chain" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,111, issued on Sept. 30, was assigned to SHIMANO INC. (Sakai, Japan).

"Bicycle chain" was invented by Tsuyoshi Fukumori (Sakai, Japan) and Atsuhiro Emura (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A bicycle chain comprises a first inner link plate and a second inner link plate. The first inner link plate comprises a first inner-link end portion, a second inner-link end portion, and a first inner-link intermediate portion. The first inner-link end portion overlaps with a tooth of a sprocket when viewed in the axial direction to provide an overlapping area in a state where the bicycle chain is engaged with the sprocket. The overlapp...