Title:
凹状のインサートを備えるゴルフクラブヘッド
Document Type and Number:
Japanese Patent JP4366375
Kind Code:
B2
Abstract:
A hollow golf club head with a concave portion is disclosed and claimed. The club head includes a metallic portion and a light weight portion, which may be formed of plastic, composite, or the like. The concave portion allows the club designer to make a club head having very thin portions while still maintaining the requisite structural integrity. Convex bulges may optionally be provided to house weight inserts to enhance the playing characteristics of the golf club.
Inventors:
Peter El Solacco
Application Number:
JP2006143341A
Publication Date:
November 18, 2009
Filing Date:
April 21, 2006
Export Citation:
Assignee:
ACUSHNET COMPANY
International Classes:
A63B53/04
Domestic Patent References:
| JP2003093554A | ||||
| JP2004121744A | ||||
| JP2004337327A | ||||
| JP2004159680A | ||||
| JP10192453A |
Foreign References:
| WO2004052472A1 | ||||
| US5186465 |
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato