Exercise machine with spring-cam arrangement for equalizing the

Details Exercise machine with spring-cam arrangement for equalizing the Exercise machine with spring-cam arrangement for equalizing the

1979-01-29

1980-11-04

Pinkham, Richard C.

Undertaking

272143, 272134, 272142, A63B 2104

Patent

active

042315689

ABSTRACT:
An exercise machine with a user-actuated force-applying member utilizes a spring to resist the physical force applied by the user. The physical force is applied to the spring through a cam arrangement which equalizes the force required throughout the exercise stroke.

REFERENCES:
patent: 3373993 (1968-03-01), Oja et al.
patent: 3638941 (1972-02-01), Kulkens
patent: 3858873 (1975-01-01), Jones
patent: 3912261 (1975-10-01), Lambert
patent: 4149714 (1979-04-01), Lambert

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