Comfortable motorcycle helmet.
The present invention is to provide a helmet having satisfactory compatibility between its shock absorbing capacity, comfortable and satisfying users demand in view of the cost. The invention consist of a motocycle helmet, which uses resilient polymer foam such as expanded polypropylene (EPP). This...
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| Main Authors: | , , , , |
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| Format: | Patent |
| Published: |
2008
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| Online Access: | http://psasir.upm.edu.my/id/eprint/20890/ |
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