Gary D Stewart, Todd M Johnson, Patricia B Orman, Joseph W Lambright, Gary M Orman, Rodney E Schwartz: Computer controlled exercise machine. Universal Gym Equipment, Darby & Darby, September 26, 1989: US04869497 (72 worldwide citation)

A computer controlled exercise machine in which the user selects an exercise mode and its profile by programming the computer. Signals are produced by the program to control a resistive force producing device. Sensors produce data signals corresponding to the force applied to the actuating member of ...

Raymond F Stramer: Leg and hip exercising apparatus. Universal Gym Equipment, Darby & Darby, November 11, 1986: US04621807 (47 worldwide citation)

A rotatable exercise mechanism for interacting with the body in order to perform exercises. The rotatable exercise mechanism includes a pulley mounted on the frame. A cable is secured to the pulley such that the cable can be wound in opposite directions about the pulley. As the pulley is rotated in ...

Doug F Paterson, Martin DuPont: Dedicated microprocessor controlled exercise resistance machine. Universal Gym Equipment, Darby & Darby, September 12, 1989: US04865315 (21 worldwide citation)

A hydraulic exercise machine which employs the use of a fluid actuator and a servo pump mechanism controlled by an integrated microprocessor device. The dedicated microprocessor control is pre-programmed to provide the user with three (or more) exercise modalities; a manual mode, in which the user i ...

Ashok N Parikh, Weston L Cutter: Exercise treadmill. Universal Gym Equipment, Merchant Gould Smith Edell Welter & Schmidt P A, July 22, 1997: US05649882 (15 worldwide citation)

An exercise treadmill has a plurality of shock absorbing springs which are disposed between a tread supporting subframe and a floor engaging frame. The springs are inserted into vertically oriented sleeves which are secured to the floor engaging frame. Posts extend downward from the subframe and int ...


Stewart Gary D, Johnson Todd M, Orman Patricia B, Lambright Joseph Westley, Orman Gary M, Schwartz Rodney E, Jorgensen Gary C, Geist John K: Computer controlled exercise machine.. Universal Gym Equipment, November 9, 1994: EP0623367-A1 (3 worldwide citation)

A computer controlled exercise machine in which the user is permitted to perform a variety of exercises. The system is of the type including an actuating member (36) for operation by the user, means (54) for producing a resistive force opposing the movement of the actuating member, computer means (1 ...