Game ball

Details Game ball Game ball

1988-07-29

1989-08-29

Marlo, George J.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273DIG4, 273DIG20, A63B 3900, A63B 3706

Patent

active

048610283

ABSTRACT:
A softball including a hollow spherical core and a leather cover. The core is formed from a mixture of low density polyethylene and ethylene acid copolymer in which the amounts of the low density polyethylene and the ethylene acid copolymer can be adjusted to vary the coefficient of restitution of the softball from 0.47 to 0.52 at a hardness of Shore D 43 to 51.

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