Compound bow

Details Compound bow Compound bow

1976-03-31

1977-12-27

Pinkham, Richard C.

Mechanical guns and projectors

Spring

Bow

124 88, F41B 500

Patent

active

040648621

ABSTRACT:
A compound bow having limb members adjustably pivotally mounted on opposite ends of a handle member by a limb adjustment assembly including an arcuate rib and groove connection and an adjustable bolt fixedly holding the limb members in various adjusted positions relative to the handle member; a draw weight adjustment assembly mounted on each outer end portion of the handle member having a pulley member pivotally adjustably movable to various draw weight positions; an eccentric wheel and idler pulley assembly mounted on the outer end portion of each limb member; and a cable member associated with each eccentric wheel which has a terminal portion attached to one outer end portion of the handle member; a second portion extending from the handle portion to an idler pulley at the outer end of the adjacent limb member; a third portion extending from the idler pulley to the draw weight adjustment pulley; a fourth portion extending from the draw weight adjustment pulley to an eccentric wheel mounted on the outer end portion of the other opposite limb member; and a fifth portion extending from the eccentric wheel to the draw string.

REFERENCES:
patent: 717274 (1902-12-01), Reardon
patent: 3649008 (1972-03-01), Zinken et al.
patent: 3854467 (1974-12-01), Hofmeister
patent: 3945368 (1976-03-01), Jones
patent: 3967609 (1976-07-01), Frydenlund
"Archery" Magazine; Aug. 1975; p. 10.

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