Title:
ゴルフボール成形用金型、及びそれを用いて製造されたゴルフボール
Document Type and Number:
Japanese Patent JP5364331
Kind Code:
B2
Abstract:
There are provided a golf ball molding die capable of manufacturing a golf ball having a satisfactory surface condition, and a golf ball manufactured by using the die. The present golf ball molding die comprises at least two die bodies within which a cavity for molding a golf ball is formed by jointing of the die bodies; and a pin accommodating hole provided in at least one of the die bodies, and is characterized in that at least one groove communicating directly with the cavity is provided in the wall surface of the pin accommodating hole.
Inventors:
Katsunori Sato
Youichi Omura
Youichi Omura
Application Number:
JP2008260492A
Publication Date:
December 11, 2013
Filing Date:
October 07, 2008
Export Citation:
Assignee:
Bridgestone Sports Co., Ltd.
International Classes:
A63B45/00
Domestic Patent References:
| JP2004215684A | ||||
| JP61235108A | ||||
| JP3202333A | ||||
| JP780848A | ||||
| JP2005143610A | ||||
| JP200037480A | ||||
| JP200442295A | ||||
| JP2004291472A |
Attorney, Agent or Firm:
Shoichi Okuyama
Arihara Koichi
Matsushima Tetsuo
Hidefumi Kawamura
Naomi Yoshida
Ayako Nakamura
Masayuki Okamoto
Fukagawa Eri
Satoshi Morimoto
Kyoko Tsunoda
Takashi Matsuzaki
Arihara Koichi
Matsushima Tetsuo
Hidefumi Kawamura
Naomi Yoshida
Ayako Nakamura
Masayuki Okamoto
Fukagawa Eri
Satoshi Morimoto
Kyoko Tsunoda
Takashi Matsuzaki