Golf ball

Details Golf ball Golf ball

1997-04-04

1998-12-15

Marlo, George J.

Games using tangible projectile

Golf

Ball

473377, A63B 3706, A63B 3712

Patent

active

058489428

ABSTRACT:
A golf ball which maintains a good shot feel and attains a long flight distance which comprises a solid center, a thread rubber layer formed by winding a thread rubber around the solid center and a cover formed on the thread rubber layer, wherein the solid center has a diameter of 30 to 38 mm and a surface hardness, measured by a JIS-C hardness tester, of 40 to 80, the difference in hardness between the center and surface of the solid center being within 5, the cover being formed of a base resin containing an ionomer resin as a main component and the cover having a flexural modulus of 300 to 600 MPa and a hardness, measured by a Shore D-scale hardness tester, of 60 to 80.

REFERENCES:
patent: 5439227 (1995-08-01), Egashira et al.
patent: 5445387 (1995-08-01), Maruko et al.

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