Exercise devices – Involving user translation or physical simulation thereof – Treadmill for foot travel
Reexamination Certificate
2006-05-23
2006-05-23
Richman, Glenn E. (Department: 3764)
Exercise devices
Involving user translation or physical simulation thereof
Treadmill for foot travel
C482S051000
Reexamination Certificate
active
07048676
ABSTRACT:
A method of the present invention provides a sensor detecting a motor whether it is an idle running condition or a loading running condition. The idle running condition indicates that nobody on the treadmill, so that the motor keeps a designated running. If the motor is in the loading running condition, it has to be determined whether it is in continuous loading condition or an intermittent loading condition. The intermittent loading condition indicates that user is running on the treadmill, so that the motor keeps a designated running. The continuous loading condition indicates that user has stopped running but still standing on the treadmill or the belt is jammed, so that the motor is shut. The method of the present invention provides the treadmill to be shown and safety stopped.
REFERENCES:
patent: 6416444 (2002-07-01), Lim et al.
patent: 6443875 (2002-09-01), Golen et al.
patent: 6783482 (2004-08-01), Oglesby et al.
Richman Glenn E.
Rosenberg , Klein & Lee
Strength Master Health Corp.
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