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George F Studor, Robert W Womack, Michael F Hilferty, William B Isbell, Jason A Taylor, Bruce R Bacon: Real time simulation using position sensing. Real Vision Corporation, Dorsey & Whitney, November 28, 2000: US06152856 (471 worldwide citation)

An interactive exercise system including exercise equipment having a resistance system, a speed sensor, a controller that varies the resistance setting of the exercise equipment, and a playback device for playing pre-recorded video and audio. The controller, operating in conjunction with speed infor ...


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Stephen F Watwood, Bruce R Bacon, Dale R Hedman: Vibration sensing satellite call-out unit. Dorr Carson Sloan & Birney PC, March 6, 2003: US20030043046-A1

The present invention is a remote device that is field adjustable and easily installed with user defined sensitivity for detecting vibration of a piece of equipment. The device is self-contained to detect vibration and compare it to a reference value. Upon a defined condition being met, the unit sen ...



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