Protective helmet

A protective helmet is provided which preferably has a hard outer shell and an energy-absorbing liner. The liner is made of low resilience or slow-recovery viscoelastic foam which is compression rate sensitive.

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Bibliographic Details
Main Author MOORE, III DAN T
Format Patent
LanguageEnglish
Published 24.09.2002
Edition7
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
HATS
HEAD COVERINGS
HEADWEAR
HUMAN NECESSITIES
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:A protective helmet is provided which preferably has a hard outer shell and an energy-absorbing liner. The liner is made of low resilience or slow-recovery viscoelastic foam which is compression rate sensitive.
Bibliography:Application Number: US20000742986