Title:
MULTI-PIECE SOLID GOLF BALL
Document Type and Number:
Japanese Patent JP3178410
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a golf ball which has a favorable carrying characteristic, a soft feeling, and an excellent spin characteristic.
SOLUTION: In a multi-piece solid golf ball provided with a solid core, an intermediate layer, and a cover, the solid core has a 28 mm or larger diameter and the specific gravity thereof is less than 1.3. The intermediate layer is chiefly formed of polyurethane resin and the specific gravity thereof is 1.1 or larger and the Shore D-hardness ranges 25-50. Further, it has a larger specific gravity than the center core. The cover is chiefly made of ionomer resin and the thickness ranges 0.5-3.2 mm and the Shore D-hardness ranges 45-68.
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Inventors:
Dr. Higuchi
Ichikawa
Hisashi Yamagishi
Ichikawa
Hisashi Yamagishi
Application Number:
JP8502598A
Publication Date:
June 18, 2001
Filing Date:
March 16, 1998
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B37/00; A63B37/04; A63B37/12; C08L75/04; C08L101/00; (IPC1-7): A63B37/00; C08L75/04; C08L101/00
Domestic Patent References:
| JP1015114A | ||||
| JP61290969A | ||||
| JP4241881A |
Attorney, Agent or Firm:
Takashi Kojima (1 person outside)