ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,996, issued on Dec. 2, was assigned to SRAM DEUTSCHLAND GmbH (Schweinfurt, Germany).
"Rear gearshift mechanism for coaxial installation" was invented by Henrik Braedt (Hambach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bicycle gearshift mechanism has a base element, a pivot mechanism, a movable element, and a chain guide arrangement. The pivot mechanism connects the base element to the movable element. The chain guide arrangement is connected, rotatably about a rotary axle, to the movable element. The base element comprises a first attachment end, which is coaxial with respect to the rear-wheel axle or axis, and a second attachment end...