ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,946, issued on Sept. 8.
"Foldable bicycle" was invented by Valentin Jordanov Vodev (Vienna).
According to the abstract* released by the U.S. Patent & Trademark Office: "A foldable bicycle comprising two seat stays, two chain stays, a bottom bracket, a non-rotating washer, and a rotating washer. Each seat stay has a respective second front end and a respective second rear end. Each chain stay has a respective third front end and a respective third rear end, each of the third rear ends being joined to the second rear end of a respective seat stay. The non-rotating washer is centered about a rotation axis, is joined to the bottom bracket tube, and disposed at an angle with the pedal...