ALEXANDRIA, Va., July 14 -- United States Patent no. 12,679,139, issued on July 14, was assigned to G. FALCON CYCLE-PARTS Co. LTD (Taichung City, Taiwan).
"Adjustable freewheel hub assembly" was invented by Wei-Yueh Chang (Taichung City, Taiwan) and Ryan Eugene Liles (Taichung City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustable freewheel hub assembly has a hub component, a coaster brake mechanism, and an adjusting switch. The hub component has an axle, a hub shell, a helix hub driver, and a sprocket. The helix hub driver has a pawl groove and a first engaging notch formed on its periphery. The sprocket is sheathed onto the helix hub driver, is hollow, and has a ratchet teeth constructio...