Fluid coupling driven exercise device

Exercise devices – User manipulated force resisting apparatus – component... – Utilizing fluid resistance

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Details

482 9, A63B 21008

Patent

active

056431570

ABSTRACT:
An exercise device comprising a variable speed rotary driving device, an adjustable speed control for the rotary driving device, an exercise link offering resistance to motion of the user, and a hydraulic coupling connecting the variable speed rotary driving device to a torque multiplier. The exercise device operates such that torque is transmitted to the exercise link to impart resistance to motion of the link, and the resistance to motion is variable and also a consistent function of the speed and direction of the link and of the variable speed rotary driving device.

REFERENCES:
patent: 2823896 (1958-02-01), Hood, II
patent: 4842274 (1989-06-01), Oostbuizen et al.
patent: 4889108 (1989-12-01), Bond et al.
patent: 5015926 (1991-05-01), Casler

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