Lightweight helmet shell and method for manufacturing the same

There is provided a lightweight helmet shell including an inner shell formed from a porous expanded plastic layer, and an outer shell, in which the outer shell is formed from a compressed fiber sheet having an apparent density of 0.15 to 0.7 g/cc and an impact absorbability of less than 300G. The li...

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Bibliographic Details
Main Authors JEONG, SANG-OK, KIM, WAN-OUK, LEE, YOUNG-KYONG
Format Patent
LanguageEnglish
French
German
Published 21.04.2010
Subjects
HATS
HEAD COVERINGS
HEADWEAR
HUMAN NECESSITIES
MANUFACTURING OR TRIMMING HATS OR OTHER HEAD COVERINGS
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Summary:There is provided a lightweight helmet shell including an inner shell formed from a porous expanded plastic layer, and an outer shell, in which the outer shell is formed from a compressed fiber sheet having an apparent density of 0.15 to 0.7 g/cc and an impact absorbability of less than 300G. The lightweight helmet shell according to the invention has excellent breathability, is lightweight, and has improved impact absorbability.
Bibliography:Application Number: EP20090172482