The effectiveness of foams in bicycle an
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N.J. mills; A. gilchrist
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Article
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1991
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Elsevier Science
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English
β 1003 KB
The optimisation of the foam used for shock absorption in bicycle and motorcycle helmets is considered. It is shown that for the former, the ideal foam yield stress for impact with a rigid protruding object is higher than that for impact with a deformable flat object. Therefore, the design must be a