1983-05-27
1985-03-19
Hafer, Robert A.
Undertaking
272134, A63B 2106, A63B 2302, A63B 2304
Patent
active
045054754
ABSTRACT:
An exercise system (10) is provided for allowing reversible displacement of at least one weight element (12) responsive to a lifting force imparted to the weight element (12) by a user. The exercise system (10) includes an exercise frame (14) as well as an arm actuated mechanism (58) and a leg actuated mechanism (100). The arm actuated mechanism (58) is secured to the exercise frame (14) and is coupled to the weight element (12) for reversibly displacing the weight element. The leg actuated mechanism (100) is also secured to the exercise frame (14) and is also coupled to the weight element (12) to allow reversible displacement of the weight element responsive to movement of the legs of the user. An exercise coupling mechanism (128) is secured to the exercise frame (14) and the weight element (12) in order to couple the arm actuated mechanism (58) to the leg actuated mechanism (100) for providing a lifting force to the weight element (12) responsive to independent actuation of the leg mechanism (100) or the arm mechanism (58), or in the alternative, to allow for a combined actuation of the leg and arm mechanisms (100 and 58).
REFERENCES:
patent: 3072400 (1963-01-01), Dykinga
patent: 3912261 (1975-10-01), Lambert, Sr.
patent: 4183520 (1980-01-01), Chase
patent: 4211403 (1980-06-01), Coffaro et al.
patent: 4256302 (1981-03-01), Keiser et al.
patent: 4422636 (1983-12-01), de Angeli
Olschansky Brad
Olschansky Scott
Coppens Chris
Hafer Robert A.
Rosenberg Morton J.
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