Golf ball having a multilayer cover

Details Golf ball having a multilayer cover Golf ball having a multilayer cover

1997-01-10

1998-10-06

Marlo, Geroge J.

Games using tangible projectile

Golf

Ball

473364, 473365, 473373, 473376, A63B 3712, A63B 3706

Patent

active

058169377

ABSTRACT:
A golf ball comprising; a core and a multi-layered cover having an innermost layer enclosing the core, at least one intermediate layer enclosing the innermost layer, and an outermost layer enclosing the at least one intermediate layer. The innermost layer is composed of an ionomer resin, polyester elastomer, polyamide elastomer or polyurethane elastomer. The at least one intermediate layer is composed of an ionomer resin. The outermost layer is composed of an ionomer resin, ethylene-vinyl acetate copolymer, polyurethane or polyethylene or a mixture thereof, and the at least one intermediate layer includes at least one layer which is harder than the innermost layer and the outermost layer.

REFERENCES:
patent: 705764 (1902-07-01), Kempshall
patent: 2939710 (1960-06-01), Dosmann et al.
patent: 4431193 (1984-02-01), Nesbitt
patent: 4570937 (1986-02-01), Yamada
patent: 5273286 (1993-12-01), Sun
patent: 5439227 (1995-08-01), Egashira et al.

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