Basketball with polyurethane cover

Details Basketball with polyurethane cover Basketball with polyurethane cover

1993-01-29

1994-05-10

Marlo, George J.

Amusement devices: games

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

Target

273 65EB, 273 65EG, 273DIG8, A63B 4102, A63B 4108

Patent

active

053101782

ABSTRACT:
An improved basketball comprising an interior spherical bladder formed principally of synthetic butyl rubber with a thickness of about 0.82 millimeters; an intermediate layer of monofilament strands formed of nylon and wound around the bladder to a thickness of between about 0.3 and 0.7 millimeters; an exterior carcass of molded natural rubber formed of two hemispheres with exteriorly projecting ribs or channels; and a plurality of polyurethane inserts formed with matted fibers of nylon or a polyester with a diameter of about 1 micron adhered to the exterior surface of carcass between the channels, the inserts having a thickness of about 1.8 millimeters.

REFERENCES:
patent: 2789821 (1957-04-01), Crowley
patent: 3119618 (1964-01-01), Molitor et al.
patent: 3219347 (1965-11-01), Way
patent: 3256019 (1966-06-01), Barton
patent: 4093219 (1978-06-01), Piraud
patent: 4333648 (1982-06-01), Aoyama
patent: 4462590 (1984-07-01), Mitchell

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