Title:
マルチピースソリッドゴルフボール
Document Type and Number:
Japanese Patent JP5201322
Kind Code:
B2
Abstract:
The invention provides a multi-piece solid golf ball having a core, an envelope layer which encases the core and is composed of an inside layer and an outside layer, an intermediate layer encasing the envelope layer, and a cover which encases the intermediate layer and has formed on a surface thereof a plurality of dimples. The core is formed primarily of a rubber material, and the envelope layer, intermediate layer and cover are each formed primarily of the same or different resin materials. The envelope layer, intermediate layer and cover have thicknesses which satisfy the relationship: cover thicknesshardness of cover material. The envelope outside layer material has a Durometer D hardness of at least 53. The golf ball of the invention has an excellent flight and controllability which are acceptable to professional and skilled amateur golfers, and also has an excellent durability to cracking on repeated impact and an excellent scuff resistance.
Inventors:
Hideo Watanabe
Application Number:
JP2007315662A
Publication Date:
June 05, 2013
Filing Date:
December 06, 2007
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B37/00
Domestic Patent References:
| JP2005111246A | ||||
| JP10328326A | ||||
| JP2004180822A | ||||
| JP10328328A |
Attorney, Agent or Firm:
Takashi Kojima
Saori Shigematsu
Katsunari Kobayashi
Takeshi Ishikawa
Saori Shigematsu
Katsunari Kobayashi
Takeshi Ishikawa