Ball bat formed of carburized steel

Details Ball bat formed of carburized steel Ball bat formed of carburized steel

2007-02-13

2007-02-13

Graham, Mark S. (Department: 3711)

Games using tangible projectile

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

Bat

C473S567000

Reexamination Certificate

active

10894622

ABSTRACT:
A ball bat includes a substantially tubular frame having a handle portion and a primary hitting portion. The handle portion is formed of a non-steel material. The hitting portion is formed separately from, and coupled to, the handle portion. The hitting portion is formed of a steel and has an inner surface and an outer surface. At least a portion of hitting portion is carburized forming a carburized layer.

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