Narrow crossbow with large power stroke

  • US 8,469,012 B2
  • Filed: 12/06/2011
  • Issued: 06/25/2013
  • Est. Priority Date: 12/01/2006
  • Status: Active Grant
First Claim
Patent Images

1. A crossbow comprising:

  • an elongated main beam;

    a bow assembly mounted to the main beam and comprising;

    (a) a pair of bow limbs, defining opposite ends of said bow assembly, each bow limb having a length;

    (b) a bowstring movable between a cocked position and an uncocked position, the linear distance between the cocked position and the uncocked position along the axis of elongation of the main beam being the powerstroke distance (PD), said PD being at least 10 inches, said bowstring adapted to propel an arrow, said bowstring operatively connected to the bow assembly;

    (c) first and second wheels at opposite ends of the bow assembly and adapted to operatively receive the bowstring, the first wheel pivotable about a first pivot axis, the second wheel pivotable about a second pivot axis, the first pivot axis and the second pivot axis being separated by a wheel distance (WD) when the crossbow is in an uncocked position;

    (d) wherein the ratio of WD to PD (WD/PD) is less than 1.8 and wherein said bow assembly has a draw weight greater than 87 pounds; and

    a trigger mechanism mounted to the main beam for use in holding the bowstring in a cocked position.

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