ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,613, issued on Feb. 10, was assigned to Tonal Systems Inc. (San Francisco).

"Flywheel mode for digital exercise device" was invented by Colin Russell Parker (San Francisco), Troy Taylor (Park City, Utah) and Alberto Izquierdo (Toronto).

According to the abstract* released by the U.S. Patent & Trademark Office: "Torque that is requested of a motor to generate an experienced inertia different from a mechanical inertia of an actuator is adjusted, wherein the experienced inertia is a flywheel inertia model. In one embodiment, the motor provides resistance to the actuator. In one embodiment, the actuator is coupled to the motor."

The patent was filed on Dec. 20, 2024, under Applicati...