Golf ball

Details Golf ball Golf ball

1984-07-05

1986-12-02

Marlo, George J.

Amusement devices: games

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

Target

273220, 273230, A63B 3700

Patent

active

046259643

ABSTRACT:
A solid golf ball consisting of a core, an intermediate layer and a cover, said core having a diameter of not more than 32 mm and a specific gravity of not less than 1.50 and being a composition comprising 100 parts by weight of a polybutadiene rubber, 10 to 50 parts by weight of zinc acrylate or methacrylate, 10 to 150 parts by weight of zinc oxide and 1 to 5 parts by weight of a cross-linking or curing agent; said intermediate layer having a thickness of 3.2 to 5.4 mm and being a composition comprising 100 parts by weight of a polybutadiene rubber, 10 to 50 parts by weight of zinc acrylate or methacrylate, 0 to 30 parts by weight of zinc oxide and 1 to 5 parts by weight of a cross-linking or curing agent, the specific gravity of said intermediate layer being lower than that of said core; and said cover having a thickness of 1 to 3 mm and a Shore D hardness of not more than 64.

REFERENCES:
patent: 698515 (1902-04-01), Kempshall
patent: 712411 (1902-10-01), Richards
patent: 3784209 (1974-01-01), Berman
patent: 3940145 (1976-02-01), Gentiluomo
patent: 4065537 (1977-12-01), Miller et al.
patent: 4431193 (1984-02-01), Nesbitt
patent: 4483537 (1984-11-01), Hanada et al.

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