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Goodyear desenvolveu pneu especial para a missão Apollo 14 há 46 anos

Pneus Goodyear XLT equipavam módulo que coletava material da superfície lunar, como parte de missão lançada em 31 de janeiro de 2017; veja curiosidades


News provided by

Goodyear

Jan 31, 2017, 12:42 ET

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SÃO PAULO, 31 de janeiro de 2017 /PRNewswire/ -- Após a experiência da Apollo 13, uma nova empreitada espacial era iniciada em 31 de janeiro de 1971 com o objetivo de recomeçar as missões na lua. Tratava-se da missão Apollo 14, que completa hoje 46 anos. O que nem todos sabem é que uma das peças mais importantes dos automóveis até os dias de hoje – o pneu – já estava entre os equipamentos utilizados na ocasião para explorar a lua.

Legenda da foto 1: Módulo Apollo 14 MET, que coletava material da lua (crédito: New Scientist)

A Apollo 14 contava com pneus Goodyear XLT, que foram especialmente projetados para a missão e equipavam um módulo de transporte com duas rodas – denominado Apollo 14 MET (Modularized Equipment Transporter) – que coletava material da superfície lunar.

Mas a similaridade dos "pneus lunares" da Goodyear com aqueles usados em carros de passeio acaba no fato de eles serem pretos e redondos. Esses pneus especiais, concebidos após 10 anos de desenvolvimento, acompanharam a tripulação formada pelos astronautas norte-americanos Alan Shepard, Edgar Mitchell e Stuart Roosa enquanto caminhavam na lua.

A Goodyear orgulha-se de ter dado sua parcela de contribuição para o sucesso da Apollo 14. Para celebrar o feito, e mais um exemplo prático de como a inovação está no DNA da Goodyear há quase 120 anos, listamos abaixo algumas curiosidades sobre o desenvolvimento e a aplicação do pneu lunar.

1. Em vez de ar, os pneus Goodyear XLT eram inflados com nitrogênio – que, além de não suportar combustão, ajudava a minimizar o risco de incêndio na aeronave.

2. Para que estivessem na condição ideal para circularem na lua, os pneus eram primeiro inflados na Terra em uma câmara de vácuo. Ao serem removidos, as câmaras de ar no interior do pneu sucumbiam à pressão atmosférica do nosso planeta. Mas retornavam ao seu estado normal quando a aeronave estava a caminho da atmosfera lunar.

3. O pneu Goodyear XLT foi desenvolvido para transportar cargas de 60 libras lunares, o que equivalente a 360 libras na Terra. Com essa carga, esses pneus de baixa pressão imprimiam uma pegada mais larga e mais plana que os ajudava a fluir suavemente sobre a superfície lunar, além de passar por pedras sem risco de perfuração.

4. Os pneus Goodyear XLT tinham 40,64 centímetros de altura e 10,16 centímetros de largura, mas pesavam – considerando o pneu e a câmara de ar – menos de 1,3 quilograma.

5. Para suportar um ambiente tão hostil quanto o da lua, os pneus lunares tinham que aguentar temperaturas que variavam entre -29,4 e mais de 121 graus Celsius.

A missão foi bem sucedida e houve tempo inclusive para que Alan Shepard improvisasse algumas jogadas de golfe, as primeiras realizadas fora do planeta Terra, usando um taco improvisado – conforme registrado nesse vídeo.

Goodyear do Brasil

A Goodyear é fabricante de pneus para automóveis, vans, picapes, SUVs, caminhões e ônibus, pneus fora de estrada, tratores, empilhadeiras, industriais e para aviação, além de materiais para recapagem, e está presente no Brasil há 98 anos. No mundo, emprega cerca de 66.000 pessoas e fabrica seus produtos em 49 instalações em 22 países.

Seus dois Centros de Inovação nos Estados Unidos e em Luxemburgo desenvolvem produtos e serviços com tecnologia de ponta que definem o desempenho padrão para a indústria.

No Brasil, a companhia tem três unidades industriais: a fábrica na cidade de Americana (SP), a unidade de materiais de recapagem na cidade de Santa Bárbara do Oeste (SP) e a de recauchutagem de pneus para aviação em São Paulo (SP). Além disso, a empresa conta com uma rede de revendedores oficiais e cerca de 1.000 pontos de venda em todo o País.

Para mais informações sobre a Goodyear, acesse:

Site: www.goodyear.com.br/
Twitter: https://twitter.com/goodyearbr/
Facebook: www.facebook.com/goodyearbr

Goodyear do Brasil – Relações Públicas
Maria Tereza Meireles [email protected]

Informações para imprensa – Ideal H+K Strategies
Douglas Meira: [email protected] / (11) 4095-2931

Legenda da foto 2: Goodyear XLT, desenvolvido especialmente para a missão Apollo 14 (crédito: New Scientist)

(Foto 1: http://www2.prnewswire.com.br/imgs/pub/2017-01-31/original/3457.jpg)

(Foto 2: http://www2.prnewswire.com.br/imgs/pub/2017-01-31/original/3458.jpg)

FONTE Goodyear

Related Links

http://www.goodyear.com.br

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