Patent 10434354 was granted and assigned to Woodway Usa on October, 2019 by the United States Patent and Trademark Office.
A manually operated treadmill includes a running belt defining a non-planar running surface, and an electrical power generator coupled to the running belt and adapted to convert rotational motion of the running belt into electrical power. A rotational speed of the running belt is controllable by a user's relative position longitudinally forward or rearward on the non-planar running surface.