Define football helmet. football helmet synonyms, football helmet pronunciation, football helmet translation, English dictionary definition of football helmet. Noun 1. football helmet - a padded helmet with a face mask to protect the head of football pla
A Safer Helmet(头盔)Football players wear helmets for protection. The helmets are usually made of hard plastic. But Sam Browd, who was a doctor, had an idea: "What if the outer shell is made of a softer material? Helmets could work like car bumpers(保险杠)."...
Leatherhead to Radio-head: The Evolution of the Football HelmetStamp, Jimmy
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A youth-specific football helmet testing standard has been proposed to address the physical and biomechanical differences between adult and youth football ... ET Campolettano,S Rowson - 《Proceedings of the Institution of Mechanical Engineers Part P Journal of Sports Engineering & Technology》 被引...
Inside Vicis's "smash lab" where machines simulate hits on the football field.CBS News After rigorous testing, the company's main product, the ZERO1 helmet, was ranked No. 1 by the NFL in reducing the severity of blows to the head, which can help protect players fromtraumatic brain injur...
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