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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 a

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.

대표청구항 ▼

1. A treadmill, comprising: a treadmill frame;a support member rotationally coupled to the treadmill frame;a running belt coupled to the support member and adapted for rotation about the support member, wherein the running belt defines a non-planar running surface;an electrical power generator coupl

1. A treadmill, comprising: a treadmill frame;a support member rotationally coupled to the treadmill frame;a running belt coupled to the support member and adapted for rotation about the support member, wherein the running belt defines a non-planar running surface;an electrical power generator coupled to the running belt and adapted to convert rotational motion of the running belt into electrical power;a drive motor coupled to the running belt and adapted to selectively at least partly drive a rotation of the running belt; anda height adjusting motor coupled to the treadmill frame, the height adjusting motor configured to adjust an incline of at least a portion of the treadmill frame relative to a support surface for the treadmill. 2. The treadmill of claim 1, wherein the drive motor is adapted to maintain or substantially maintain a speed of the running belt at a user desired speed. 3. The treadmill of claim 2, wherein the maintained or substantially maintained speed of the running belt is independent of a rotational speed of the running belt caused by a user. 4. The treadmill of claim 1, further comprising a pulley coupled to the support member. 5. The treadmill of claim 4, further comprising a motor belt coupled to the pulley and an output shaft of the drive motor. 6. The treadmill of claim 5, wherein the drive motor is adapted to drive the output shaft to rotate the motor belt, rotation of the motor belt imparts rotational motion to the pulley, rotation of the pulley causes rotation of the support member and in turn rotation of the running belt. 7. The treadmill of claim 1, wherein the drive motor receives the electrical power from the electrical power generator to power the drive motor. 8. The treadmill of claim 1, wherein the drive motor includes a power source adapted to power the driver motor, wherein the power source is independent of the electrical power generator. 9. The treadmill of claim 1, wherein the non-planar running surface is a curved running surface upon which a user may run. 10. The treadmill of claim 1, further comprising: a power transfer belt adapted to rotationally couple the support member to the electrical power generator so that rotational movement of the running belt is transferred to the support member and in turn transferred to the electrical power generator; anda one way bearing coupled to the support member and adapted to permit rotation of the power transfer belt relative to the support member in one rotational direction and resist rotation of the power transfer belt relative to the support member in the opposite rotational direction. 11. The treadmill of claim 1, further comprising a battery electrically connected to the generator and adapted to store the electrical power produced by the generator as a result of rotation of the running belt. 12. A treadmill, comprising: a treadmill frame having a front end and a rear end opposite the front end;a front shaft rotatably coupled to the treadmill frame;a rear shaft rotatably coupled to the treadmill frame;a running belt disposed about the front and rear shafts, the running belt adapted for rotation about the front and rear shafts;a first drive motor coupled to the rear shaft, the first drive motor adapted to selectively at least partially drive the running belt; anda second drive motor coupled to the front shaft,wherein the first and second drive motors are adapted to control a relative rotational speed between the front shaft and rear shaft. 13. The treadmill of claim 12, further comprising a pulley interconnected with the rear shaft, wherein a motor belt rotationally connects the first drive motor to the pulley such that rotation of the motor belt by the first drive motor results in rotation of the pulley which results in rotation of the running belt. 14. The treadmill of claim 12, wherein the first drive motor is adapted to maintain or substantially maintain a desired running belt speed. 15. The treadmill of claim 14, wherein the maintained or substantially maintained speed of the running belt is independent of a rotational speed of the running belt caused by a user. 16. The treadmill of claim 12, wherein the running belt includes a non-planar running surface upon which a user may run. 17. The treadmill of claim 12, wherein the running belt includes a curved running surface upon which a user may run. 18. A treadmill, comprising: a treadmill frame having a front end and a rear end opposite the front end;a front shaft rotatably coupled to the treadmill frame;a rear shaft rotatably coupled to the treadmill frame;a running belt disposed about the front and rear shafts, the running belt adapted for rotation about the front and rear shafts;an electrical power generator coupled to the running belt and adapted to convert rotational motion of the running belt into electrical power;a first drive motor coupled to the rear shaft, the first drive motor adapted to selectively at least partially drive the running belt;a power transfer belt adapted to rotationally couple the running belt to the electrical power generator; anda one way bearing configured to permit rotation of the power transfer belt in one rotational direction and resist rotation of the power transfer belt in the opposite rotational direction. 19. The treadmill of claim 18, further comprising a second drive motor coupled to the front shaft. 20. The treadmill of claim 19, wherein the first drive motor and the second drive motor are adapted for controlling a relative rotational speed between the front shaft and the rear shaft. 21. The treadmill of claim 18, wherein the first drive motor is adapted to maintain or substantially maintain a speed of the running belt at a user desired speed. 22. The treadmill of claim 21, wherein the maintained or substantially maintained speed of the running belt is independent of a rotational speed of the running belt caused by a user. 23. The treadmill of claim 18, wherein the first drive motor includes a power source adapted to power the first driver motor, wherein the power source is independent of the electrical power generator. 24. The treadmill of claim 18, wherein the running belt includes a non-planar running surface upon which a user may run. 25. The treadmill of claim 18, wherein the running belt includes a curved running surface upon which a user may run. 26. The treadmill of claim 18, further comprising: a height adjusting motor supported by the treadmill frame and electrically powered by the electrical power generator; andat least one height adjustable foot supported by the treadmill frame and interconnected to the height adjusting motor, the at least one height adjusting foot being adapted to alter a relative incline of at least a portion of the running belt in response to operation of the height adjusting motor.