Design of golf clubs with node line mapping

Measuring and testing – Center of gravity; turning moment; metacentric height – Ball driving sporting implement

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73 1204, 473289, A63B 5300

Patent

active

057637709

ABSTRACT:
Vibrational analysis is used to map the true sweet spot of a golf club. The testing device, method of testing, method of designing a golf club, and tuned golf clubs are disclosed.

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patent: 5513844 (1996-05-01), Ashcraft
Article--"Using Modal Analysis to Evaluate Golf Club Performance" by Paulo S. Varoto and Kenneth G. McConnell, Iowa State University of Science and Technology, Ames, Iowa, Mar. 1995.
Article--Modality Synchronization: The Future of Graphite Golf Shafts? Get you clubheads and graphite shafts in harmony, by Tom Dellner, Petersen's Golfing Jan. 1996, pp. 64-65.

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