Compound archery bow

Details Compound archery bow Compound archery bow

1988-12-16

1991-06-18

Cuomo, Peter M.

Mechanical guns and projectors

Spring

Bow

124 88, 124900, F41B 500

Patent

active

050242067

ABSTRACT:
A compound bow having a handle, upper and lower limbs, and a bowstring. Upper and lower pulleys are mounted on the bow. Each pulley has a helical groove of three turns, one turn having a different diameter from the other two. Tension cables travel around two of the three turns of the pulleys. As the bowstring is drawn, the pulleys rotate 360 degrees, and the cables unwind from one turn and wind onto a different turn.

REFERENCES:
patent: 3987777 (1976-10-01), Darlington
patent: 4064862 (1977-12-01), Groner
patent: 4183345 (1980-01-01), Caldwell
patent: 4207859 (1980-06-01), Scholten
patent: 4287867 (1981-09-01), Islas
patent: 4338910 (1982-07-01), Darlington
patent: 4515142 (1985-05-01), Nurney
patent: 4686955 (1987-08-01), Larson
patent: 4748962 (1988-06-01), Larson
patent: 4756296 (1988-07-01), Darlington

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