Patent ID: 8852037
Filing Date: 2014-10-07
Classification: A63B

Abstract:
1. A ball bat extending along a longitudinal axis, the bat comprising: a barrel portion formed at least in part of a fiber composite material, the fiber composite material including at least first, second and third plies, the first ply including a first plurality of fibers aligned adjacent to one another and a first resin, the second ply including a second plurality of fibers aligned adjacent to one another and a second resin, the third ply including a third plurality of fibers aligned adjacent to one another and a third resin, the first ply being positioned over and within 0.002 in of the second ply, and the second ply being positioned over and within 0.002 in of the third ply, substantially all of the first, second and third pluralities of fibers of the first, second and third plies being generally aligned to define first, second and third angles with respect to the longitudinal axis, respectively, the first angle being within the range of positive 20 to positive 80 degrees or within the range of negative 20 to negative 80 degrees, and the second angle being within the range of positive 20 to positive 80 degrees or within the range of negative 20 to negative 80 degrees, the first angle being the same or substantially within plus or minus 5 degrees of the second angle.