Title:
GOLF IRON CLUB HEAD, AND METHOD FOR MANUFACTURING GOLF IRON CLUB HEAD
Document Type and Number:
WIPO Patent Application WO/2018/135342
Kind Code:
A1
Abstract:
This golf iron club head, which is molded by forging soft iron, is characterized in that the hardness thereof is at least equal to HRB (Rockwell hardness B scale) 60 and at most equal to 74.
Inventors:
YOSHIDA HIROYUKI (JP)
FUTAMURA RYOHEI (JP)
FUTAMURA RYOHEI (JP)
Application Number:
PCT/JP2018/000256
Publication Date:
July 26, 2018
Filing Date:
January 10, 2018
Export Citation:
Assignee:
YONEX KK (JP)
International Classes:
A63B53/04; A63B102/32
Foreign References:
| JP2014054364A | 2014-03-27 | |||
| JP2006052450A | 2006-02-23 | |||
| JP2011024999A | 2011-02-10 | |||
| JPH11104283A | 1999-04-20 | |||
| US20050233832A1 | 2005-10-20 |
Attorney, Agent or Firm:
ISSHIKI & CO. (JP)
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