Abstract: A manually operated treadmill is provided that includes a frame having a front end and a rear end positioned opposite the front end; a front shaft rotatably coupled to the frame proximate the front end; a rear shaft rotatably coupled to the frame proximate the rear end; a plurality of bearings coupled to the frame; a running belt supported by the plurality of bearings, wherein the running belt includes a curved running surface; and a safety device coupled to at least one of the front shaft and the rear shaft, wherein the safety device is structured to substantially prevent rotation of at least one of the front shaft and the rear shaft in a first rotational direction while permitting rotation of the at least one of the front shaft and the rear shaft in a second rotational direction opposite the first rotational direction.

Abstract: A handrail assembly for a treadmill is provided. The handrail assembly includes: a base having a first side and a second side; a first portion extending from the first side of the base; a second portion extending from the second side of the base; and a member coupled to the first portion and the second portion, the member including at least one lower section and at least one upper section. The base defines at least one compartment. At least a part of the member is configured to receive a pushing force from a user during use of the treadmill.

Abstract: Various embodiments related to a recumbent therapeutic and exercise device are provided herein. The recumbent therapeutic and exercise device includes a frame; a hand crank system coupled to the frame, the hand crank system including a hand crank rotatable by a user, wherein the hand crank is movable in a substantially vertical plane closer to and further from a support surface for the frame; and a foot crank system coupled to the frame, the foot crank system including a foot crank rotatable by the user, wherein the foot crank is movable in a substantially horizontal plane relative to the support surface for the fame.

Abstract: 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.

Abstract: An exercise and therapeutic device includes a treadmill comprising a running belt coupled to a treadmill frame and an offloading system coupled to the treadmill. The offloading system includes an air chamber surrounding the running belt adapted to be selectively inflated between a deflated condition and an inflated, operating condition, a user seal coupled to the air chamber, adapted to receive a user so that, in an operating condition, at least a portion of a user is received in the user seal and positioned within the air chamber and to seal the air chamber around the user, a pump operable to inflate the air chamber, at least one strap coupled to the treadmill frame and adapted to restrict the expansion of the air chamber and adjust a spacing of the user seal relative to a running surface of the running belt when the air chamber is inflated.

Abstract: A treadmill includes a frame, a front shaft assembly coupled to the frame, a rear shaft assembly coupled to the frame and spaced apart from the front shaft assembly, a running belt disposed about the front and rear shaft assemblies, and a motor coupled to the running belt. In a first operating mode of the motor, the force of rotation of the running belt is provided by a user of the treadmill. In a second operating mode of the motor, the force of rotation of the running belt is provided by the motor.

Abstract: A manually operated treadmill is provided that includes a treadmill frame having a front end and a rear end opposite the front end, a front shaft assembly rotatably coupled to the treadmill frame at the front end, a rear shaft assembly rotatably coupled to the treadmill frame at the rear end, and a running belt disposed about the front and rear shaft assemblies, wherein the running belt defines a curved running surface upon which a user of the treadmill may run. The treadmill also includes an incline adjustment system movably coupled to the treadmill frame for moving at least one of the front end and the rear end relative to a support surface, wherein increasing a height of the front end relative to the rear end and the support surface increases a running speed that a user can achieve on the running belt.

Abstract: A treadmill includes a running belt defining a non-planar running surface, and a motor operatively coupled to the running belt. The treadmill is operable in plurality of operating modes to control a user experience.

Abstract: A treadmill is provided according to various embodiments herein. The treadmill includes a frame; a front shaft coupled to the frame; a rear shaft coupled to the frame; and a running belt disposed about the front and rear shafts, wherein the running belt assumes at least a portion of a curved running surface. The running belt includes: a first endless belt and a plurality of slats, each slat having a first side and a second side and coupled to the first endless belt, wherein each slat in the plurality of slats includes a user engagement surface provided on the first side of the slat and a rib positioned on the second side of the slat, wherein the rib extends away from the user engagement surface.

Abstract: 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.

Abstract: A manually powered treadmill includes a frame; a plurality of bearings coupled to the frame; a running belt at least partially supported by the plurality of bearings and adapted for rotational movement relative to the frame, the running belt having a running surface, at least a portion of which is curved; a braking system configured to selectively resist the rotational movement of the running belt; and a safety device coupled to the frame, wherein the safety device is structured to substantially prevent rotation of the running belt in a first direction and substantially permit rotation of the running belt in a second direction, opposite the first direction.

Abstract: A manually operated treadmill is provided that includes a frame having a front end and a rear end positioned opposite the front end; a front shaft rotatably coupled to the frame proximate the front end; a rear shaft rotatably coupled to the frame proximate the rear end; a plurality of bearings coupled to the frame; a running belt supported by the plurality of bearings, wherein the running belt includes a curved running surface; and a safety device coupled to at least one of the front shaft and the rear shaft, wherein the safety device is structured to substantially prevent rotation of at least one of the front shaft and the rear shaft in a first rotational direction while permitting rotation of the at least one of the front shaft and the rear shaft in a second rotational direction opposite the first rotational direction.

Abstract: A device for therapy or exercise is provided that includes a frame, a base at least partially supporting and extending from the frame, a user support moveably coupled to the base and positioned adjacent the frame, a foot crank system coupled to the frame, a hand crank system coupled to the frame, and a motor coupled to at least one of the foot crank system and the hand crank system. The motor selectively powers the foot crank system and the hand crank system and comprises an active mode and a passive mode.

Abstract: Various embodiments related to a recumbent therapeutic and exercise device are provided herein. The recumbent therapeutic and exercise device includes a frame; a hand crank system coupled to the frame, the hand crank system including a hand crank rotatable by a user, wherein the hand crank is movable in a substantially vertical plane closer to and further from a support surface for the frame; and a foot crank system coupled to the frame, the foot crank system including a foot crank rotatable by the user, wherein the foot crank is movable in a substantially horizontal plane relative to the support surface for the fame.

Abstract: A treadmill for providing walking rehabilitation to a rehabilitee is provided. The treadmill includes a base including a belt, a motor interconnected with the belt, and a walking rehabilitation device interconnected with the base. The motor causes the belt to rotate in a first direction. The walking rehabilitation device includes a user engagement structure configured to be removably secured to one or more locations of a rehabilitee's extremities. The walking rehabilitation device further includes a transmission interconnecting the motor and the user engagement structure, the transmission transferring motion from the motor to the rehabilitee via the user engagement structure, allowing the rehabilitee to walk along the belt.

Abstract: The present invention relates to a manually operated treadmill adapted to generate electrical power comprising a treadmill frame, a running belt supported upon the treadmill frame and adapted for manual rotation, and an electrical power generator mechanically interconnected to the running belt and adapted to convert the manual rotational motion of the running belt into electrical power.

Abstract: A treadmill includes a running belt defining a non-planar running surface, and a motor operatively coupled to the running belt. The treadmill is operable in plurality of operating modes to control a user experience.