1982-09-27
1984-08-14
Johnson, Richard J.
Undertaking
272134, A63B 2100
Patent
active
044652747
ABSTRACT:
A hydraulic exercise device that includes an upstanding mast whereon a number of fixed and movable exercise portions for simultaneous and sequential operation are provided, each utilizing an isotonic load system as a load resistance against which exercises are performed, whereby, a bodybuilder at a single station, can exercise all the major muscle groups of his body.
REFERENCES:
patent: D242732 (1976-12-01), Brentham
patent: 1598940 (1926-09-01), Smith
patent: 2068578 (1937-01-01), Stronach
patent: 3128094 (1964-04-01), Wolf
patent: 3495824 (1970-02-01), Cuinier
patent: 3638941 (1972-02-01), Kulkens
patent: 3822599 (1974-07-01), Brentham
patent: 3912865 (1975-10-01), Muir
patent: 4072309 (1978-02-01), Wilson
patent: 4183520 (1980-01-01), Chase
patent: 4240627 (1980-12-01), Brentham
patent: 4241913 (1980-12-01), Zwayer
patent: 4275882 (1981-06-01), Grosser
patent: 4353547 (1982-10-01), Jenkinson
patent: 4357010 (1982-11-01), Tele
patent: 4397462 (1983-08-01), Wilmarth
Athletic Journal, Nov. 1982, Inside Cover Page, Advertisement of Keiser Sports Health Equip., Fresno, CA.
Power Max advertisement in Muscle Digest, Sep. 1982.
Soloflex advertisement in Newsweek Mag., Aug. 30, 1982.
Johnson Richard J.
Mallinckrodt Robert R.
Russell M. Reid
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