Invention Grant
- Patent Title: Golf club head
- Patent Title (中): 高尔夫球杆头
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Application No.: US10655142Application Date: 2003-09-03
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Publication No.: US06800040B2Publication Date: 2004-10-05
- Inventor: J. Andrew Galloway , Richard C. Helmstetter , Alan Hocknell , Ronald C. Boyce , Homer E. Aguinaldo , Curtis S. Woolley
- Applicant: J. Andrew Galloway , Richard C. Helmstetter , Alan Hocknell , Ronald C. Boyce , Homer E. Aguinaldo , Curtis S. Woolley
- Main IPC: A63B5304
- IPC: A63B5304

Abstract:
A golf club having a club head with a striking plate having a thickness in the range of 0.010 to 0.250 inch is disclosed herein. The club head may be composed of three pieces, a face member, a sole and a crown. The striking plate of the club head may have an aspect ratio less than 1.7. The striking plate may also have concentric regions of varying thickness, with the thickness portion in the center. The club head may be composed of a titanium material, have a volume in the range of 175 cubic centimeters to 400 cubic centimeters, a weight in the range of 165 grams to 300 grams, and a striking plate surface area in the range of 4.00 square inches to 7.50 square inches. The golf club head may also have a coefficient of restitution greater than 0.8 under test conditions, such as the USGA test conditions specified pursuant to Rule 4-1e, Appendix II, of the Rules of Golf for 1998-1999.
Public/Granted literature
- US20040043833A1 Golf club head Public/Granted day:2004-03-04
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