ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,080, issued on Oct. 21.
"Transmission for lever-driven cycle" was invented by Gordon Harold Hansen (Tallahassee, Fla.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A combination driving hub and transmission for a cycle-such as a bicycle. The inventive hub is preferably installed on the rear of a bicycle. A pair of reciprocating cranks provide input torque to corresponding input shafts. These input shaft transmit the torque through a series of step-up shafts. The step-up shafts increase the speed of the initial input-finally delivering the torque to an output shaft. The output shaft is preferably the hub of the bicycle's rear wheel."
The patent was...