Japan's Top Inventions S2019E05 - Stay-Tight Fasteners

Japan's Top Inventions

Sinopse

The behind-the-scenes tales of hit products and creations from Japan: this is Japan's Top Inventions. This time, a product used in over 20 countries and regions: stay-tight fasteners, nuts used with bolts in railroads, bridges, towers, and more. When normal nuts experience vibration, they sometimes come loose. But stay-tight fasteners, developed in Japan in 1974, overcame this problem. Learn the dramatic story behind the nuts, including a surprising spot that inspired their creation: a shrine!

Informações

  • Status: Transmitido
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  • Data de Exibição: 09/05/2019
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  • Duração do Episódio: 30 minutos
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  • Emissora: JP NHK World

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