Invention Grant
- Patent Title: Iron-type golf club head
- Patent Title (中): 铁型高尔夫球杆头
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Application No.: US13272919Application Date: 2011-10-13
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Publication No.: US08740721B2Publication Date: 2014-06-03
- Inventor: Akio Yamamoto
- Applicant: Akio Yamamoto
- Applicant Address: JP Kobe
- Assignee: SRI Sports Limited
- Current Assignee: SRI Sports Limited
- Current Assignee Address: JP Kobe
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-257087 20101117
- Main IPC: A63B53/08
- IPC: A63B53/08

Abstract:
An iron-type golf club head comprises a head main portion having a face for hitting a golf ball, and weight members made of metallic material having heavier specific gravity than the head main portion. The head main portion has a tubular portion provided on a heel side of the face and having a shaft inserting hole. The tubular portion is provided continuously on the lower side of the shaft inserting hole with a bottomed hole part for arranging the weight members. The weight members include a heel-side weight member disposed in the bottomed hole part.
Public/Granted literature
- US20120122606A1 IRON-TYPE GOLF CLUB HEAD Public/Granted day:2012-05-17
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