Arm wrestling device

Details Arm wrestling device Arm wrestling device

1976-06-14

1978-12-12

Pinkham, Richard C.

Undertaking

272142, A63B 500

Patent

active

041292979

ABSTRACT:
An arm wrestling device is disclosed comprising a base, a channel mounted to the base, an arm pivotally mounted to and within said channel, and a hand grip transversely disposed to and attached to said arm and a spring disposed in said channel and mounted at one end to the upper portion of the arm and pivotally mounted at the other end adjacent the base, whereby the user grips and pulls the hand grip causing pivoting of the arm and pivoting and extension of the spring. The spring means is mounted in a retractable cylinder and further comprises an air brake to counter the retraction of the spring in the event of sudden release of the grip by the user. The spring is within a retractably extensible cylinder. The cylinder has an air brake to counter retraction of the spring upon release of the hand grip.

REFERENCES:
patent: 911925 (1909-02-01), Zeno
patent: 2223309 (1940-11-01), Swanson
patent: 2543565 (1951-02-01), Billingsley
patent: 3563542 (1971-02-01), Wellman
patent: 3633907 (1972-01-01), Cane
patent: 3662602 (1972-05-01), Weiss
patent: 3947025 (1976-03-01), Hobby
patent: 4026548 (1977-05-01), Birdwell

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