Composite bat having a single, hollow primary tube structure

Details Composite bat having a single, hollow primary tube structure Composite bat having a single, hollow primary tube structure

2006-09-20

2009-08-18

Graham, Mark S (Department: 3711)

Games using tangible projectile

Player held and powered, nonmechanical projector, per se,...

Bat

C473S566000, C473S317000

Reexamination Certificate

active

07575527

ABSTRACT:
A bat preferably is formed of a single, hollow tube of composite material, wherein tubular “ports” extend through the hollow tube. The ends of the ports are bonded to the walls of the hollow tube. The ports improve the stiffness, strength, aerodynamics and comfort of the bat.

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US 7,223,188, 05/2007, Davis (withdrawn)
U.S. Appl. No. 11/509,999, filed on Aug. 26, 2006, Stephen J. Davis.

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