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Title:
METHOD OF EVALUATING HITTING SOUND OF GOLF CLUB HEAD, PROGRAM MAKING COMPUTER EXECUTE THE METHOD, AND SYSTEM OF EVALUATING HITTING SOUND OF GOLF CLUB HEAD
Document Type and Number:
Japanese Patent JP2006239132
Kind Code:
A
Abstract:

To provide a method for evaluating a hitting sound of a golf club head for quantitatively evaluating to what extent the hitting sound of the golf club head to be evaluated is liked by an optional golfer.

The method: sampling a vibration waveform in the case of hitting a prescribed golf ball with the golf club head to be evaluated; calculating a sound pressure parameter expressing the loudness of the hitting sound, a echo parameter expressing the degree of attenuation of the hitting sound, a frequency parameter expressing the frequency characteristic of the hitting sound and a pure tone degree parameter expressing the feeling of pureness of the hitting sound from the sampled vibration waveform as evaluation parameters; weighting each of the evaluation parameters; and calculating a favorable impression evaluation value which expresses the degree of favorable impression to the hitting sound quantitatively to evaluate the hitting sound of the golf club to be evaluated.


Inventors:
ONO KAZUNORI
SAEGUSA HIROSHI
Application Number:
JP2005058882A
Publication Date:
September 14, 2006
Filing Date:
March 03, 2005
Export Citation:
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Assignee:
YOKOHAMA RUBBER CO LTD
International Classes:
A63B53/00; A63B53/04; A63B102/32
Domestic Patent References:
JP2003325707A2003-11-18
JP2004219106A2004-08-05
JP2001314534A2001-11-13
JP2004061522A2004-02-26
Attorney, Agent or Firm:
Nozomi Watanabe
Haruko Sanwa



 
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