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David J Nurney: High energy limb tip cam pulley archery bow. Robert W Beach, Ward Brown, April 26, 1988: US04739744 (18 worldwide citation)

In a compound archery bow having composite bowstring and take-up string cam pulleys carried by the tip portions of bow limbs extending oppositely substantially symmetrically from a handle with the bowstring connecting the composite cam pulleys and take-up strings extending from each composite pulley ...


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Nurney David J: Arc de tir haute energie a poulies-cames aux pointes du cintre, High energy limb tip cam pulley archery bow and bow pulley mechanism. Beach &Amp Brown A Partnership, SMART & BIGGAR, September 26, 1989: CA1260345

Inventor: David J. Nurney Title: High Energy Limb Tip Cam Pulley Archery Bow and Bow Pulley Mechanism ABSTRACT In a compound archery bow having compositebowstring and take-up string cam pulleys carried bythe tip portions of bow limbs extending oppositelysubstantially symmetrically from a handle with ...