Undertaking
Patent
1978-12-11
1981-01-27
Pinkham, Richard C.
Undertaking
272134, 272125, 272143, A63B 2100
Patent
active
042470986
ABSTRACT:
A device for exercising the hip and upper leg muscles comprising a support frame with a body support member and leg gripping members rotatably secured to each side of the support frame adapted to grip the leg just above the knee. The axis of rotation of the leg gripping members is adapted to be substantially aligned with the axis of rotation of the ball and socket joint between the upper leg and the hip. A cylinder to control the rate of movement of the leg is pivotally secured between the support frame and each of the leg gripping members to control the rate of movement of the leg gripping members and legs.
REFERENCES:
patent: 1902694 (1933-03-01), Edwards
patent: 3074716 (1963-01-01), Mitchel et al.
patent: 3103357 (1963-09-01), Berne
patent: 3120954 (1964-02-01), Apostol
patent: 3465592 (1969-09-01), Perrine
patent: 3495824 (1970-02-01), Cuinier
patent: 3822599 (1974-07-01), Brentham
patent: 4098502 (1978-07-01), Faust
Booth John F.
Browne William R.
Crutsinger Gerald G.
Pinkham Richard C.
Post, III Harry C.
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