Invention Grant
- Patent Title: Golf club head
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Application No.: US16031653Application Date: 2018-07-10
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Publication No.: US10850168B2Publication Date: 2020-12-01
- Inventor: Masatoshi Kato
- Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.
- Applicant Address: JP Kobe
- Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
- Current Assignee Address: JP Kobe
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2017-135653 20170711
- Main IPC: A63B53/04
- IPC: A63B53/04

Abstract:
The golf club head according to the present invention is a golf club head including a face portion, a crown portion, a sole portion, and a hosel portion configured to accept insertion of a shaft. A reference sole line of intersection which is a line of intersection between a plane containing a central axis of the shaft and perpendicular to a setting surface and a surface of the sole portion with the golf club head in a reference state is prescribed, and a curvature radius of a circular arc that passes through three points on the reference sole line of intersection respectively corresponding to a face center, a position 25 mm from the face center on a toe side and a position 25 mm from the face center on a heel side is 5.0 to 6.0 inches.
Public/Granted literature
- US20190015714A1 GOLF CLUB HEAD Public/Granted day:2019-01-17
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