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Title:
TWO-PIECES SOLID GOLF BALL
Document Type and Number:
Japanese Patent JPH09239067
Kind Code:
A
Abstract:

To provide a golf ball which is good in a carry and controllability and excellent in hitting feel by consisting the golf ball of a core formed to such a hardness distribution in which the hardness of the core surface has a prescribed value or below, the hardness at the center of the core is softer than the surface and the hardness within the prescribed size from the surface is softer than the surface and a cover having the hardness softer than the surface hardness, a thickness of a prescribed size and a prescribed number of dimples.

This two-pieces solid golf ball is obtd. by coating the solid core with the cover and forming the many dimples 1 on the cover surface. The core has such hardness distribution that the hardness of the core Surface, measured by a JIS-C type hardness meter, is ≤85°, the hardness at the core center is softer within a range of ≥8 to <20° than the hardness of the core surface and the hardness within 5mm from the core surface is softer in a range within 8° than the hardness of the core surface. Further, the cover is harder by 1 to 15° than the hardness of the core surface and the thickness thereof is 1.5 to 1.95mm. The number of the dimples 1 is 360 to 450 pieces.


Inventors:
YAMAGISHI HISASHI
SHINDO JUN
Application Number:
JP7113596A
Publication Date:
September 16, 1997
Filing Date:
March 01, 1996
Export Citation:
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Assignee:
BRIDGESTONE SPORTS CO LTD
International Classes:
A63B37/00; (IPC1-7): A63B37/00
Attorney, Agent or Firm:
Takashi Kojima



 
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