A-7 繊維強化プラスチック製バットの振動特性(野球1(投球他))

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タイトル別名
  • A-7 Vibrational characteristics of Fiber Reinfoced Plastics bats
  • 繊維強化プラスチック製バットの振動特性
  • センイ キョウカ プラスチックセイ バット ノ シンドウ トクセイ

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抄録

This paper is a study of FRP (Fiber Reinfoced Plastics) bats. Recently, the FRP bats begin to be focused. But FRP bats have a problem with a strong numbness, hi this paper, the causes of numbness in FRP bats were attempted to be clear by performing experimental modal analysis. First, the modal parameters of FRP bats were identified with experimental modal analysis and damping of bat was studied. Next, to investigate the modal parameters in supporting condition by human's hands, experimental modal analysis was performed. Then, the study and its results were shown, hi the real shot of professional person, questionnaires were done about numbness. Finally, center of impact were measured and calculated.

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