Variable weight exercise machine

Details Variable weight exercise machine Variable weight exercise machine

1975-04-18

1977-03-08

Pinkham, Richard C.

Undertaking

308 6B, 272144, A63B 2106

Patent

active

040109470

ABSTRACT:
The present invention relates to a variable weight exercise machine which includes vertical frame members and in which a carriage is spaced from said frame members and is mounted for vertical reciprocation only on a pair of spaced parallel vertical guide bars extending through the carriage and through a plurality of weights below the carriage. Linear bearings in the carriage engage the guides. A central shaft is suspended from the carriage and extends through a central bore in the weights with any number of the weights being detachably connected to the shaft by a transverse pin extending through one of the weights and the shaft. Spring cushions the weight as it reaches the lower end of its travel. A pair of grasping arms including handles extend outwardly from the carriage for the exercisor to grasp during the exercise. The grasping handles can be attached to the top or the bottom of the carriage for different types of exercises.

REFERENCES:
patent: 3116062 (1963-12-01), Zinkin
patent: 3912263 (1975-10-01), Yatso
patent: 3971555 (1976-07-01), Mahnke
patent: R28066 (1974-07-01), Marcyan

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