Invention Grant
- Patent Title: Golf club head and method for manufacturing the same
- Patent Title (中): 高尔夫球杆头及其制造方法
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Application No.: US12538418Application Date: 2009-08-10
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Publication No.: US08172699B2Publication Date: 2012-05-08
- Inventor: Takashi Nakamura
- Applicant: Takashi Nakamura
- 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: JP2008-284613 20081105
- Main IPC: A63B53/04
- IPC: A63B53/04

Abstract:
A golf club head has a clubface for striking a ball, wherein face grooves are formed by pressing a die; a metallic skin is forming on the clubface including the interior surfaces of the face grooves so that the surface roughness Ral of the interior surfaces of the face grooves becomes not more than 0.20 micrometers; the interior surface of the face grooves is masked with a masking agent; the clubface is provided with a surface roughness of more than 0.20 micrometers by blasting abrasive; and then the masking agent is removed from the face grooves.
Public/Granted literature
- US20100113180A1 GOLF CLUB HEAD AND METHOD FOR MANUFACTURING THE SAME Public/Granted day:2010-05-06
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