Game ball

Details Game ball Game ball

1984-01-11

1986-02-25

Marlo, George J.

Amusement devices: games

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

Target

264 469, 156172, 521144, 521149, 273DIG22, A63B 3700, A63B 3702

Patent

active

045725071

ABSTRACT:
A ball, such as a baseball or softball, which includes a thermoplastic resin center, an outer winding and a two-piece cover is disclosed. The core comprises at least 45% of a partially blown copolymer of at least one olefin with at least one unsaturated monocarboxylic acid which is wrapped with a suitable winding impregnated with a latex based adhesive which winding is heat fused to the outer surface of the thermoplastic resin center. The partially blown spherical center has a micro cellular structure wherein the cells increase in number and decrease in size radially outward from the center. The core, consisting of the thermoplastic resin center and winding which is heat fused thereto, is covered with a two-piece stitched cover. The process for making the described ball is also disclosed.

REFERENCES:
patent: 709411 (1902-09-01), Kempshall
patent: 713769 (1902-11-01), Kempshall
patent: 2175685 (1939-10-01), Dieterich
patent: 3421766 (1969-01-01), Chmiel et al.
patent: 4364565 (1982-12-01), Tomar
patent: 4367873 (1983-01-01), Chang et al.

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