Mono-kinetic exercise device

Details Mono-kinetic exercise device Mono-kinetic exercise device

1980-04-04

1981-10-06

Pinkham, Richard C.

Undertaking

272143, 272900, A63B 2100

Patent

active

042931274

ABSTRACT:
A mono-kinetic exercise device for mounting within a doorway or other rectangular aperture. The exercise device includes brackets of various types for attachment of the device to the door frame, tensioning devices, one or more ropes extending lengthwise along the device and a gripping bar grasped by the person desiring exercise which may be moved upward or downward within the doorway such that the movement entails an effort by the exerciser and provides muscle exertion. The gripping bar is moved against frictional resistance that is developed in the interior of the gripping bar.

REFERENCES:
patent: 439263 (1890-10-01), Zein et al.
patent: 609106 (1898-08-01), Lauritsen
patent: 3411776 (1968-11-01), Holkesvick et al.
patent: 3451271 (1969-06-01), Knoblauch
patent: 3785644 (1974-01-01), Bradley et al.
patent: 4050310 (1977-09-01), Keiser

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