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      <title>Parafusos by Jose Tibes</title>
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      <description>Tipos, Funsões e Materiaes</description>
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      <pubDate>2018-05-31 01:47:41 UTC</pubDate>
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         <title>Material fabricado</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 01:53:47 UTC</pubDate>
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      <item>
         <title>Tipos de parafuso</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 01:56:29 UTC</pubDate>
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      <item>
         <title>Fabricaão</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 02:06:33 UTC</pubDate>
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      <item>
         <title>Tipos de Roscas de parafuso </title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264673451</link>
         <description><![CDATA[<div>01 - aula </div>]]></description>
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         <pubDate>2018-05-31 02:18:53 UTC</pubDate>
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      <item>
         <title>Parafusos</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 02:24:05 UTC</pubDate>
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         <title>função de parafuso</title>
         <author>jose_e_tibes</author>
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         <description><![CDATA[<div>02 - aula</div>]]></description>
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         <pubDate>2018-05-31 02:29:52 UTC</pubDate>
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      <item>
         <title>parafusos mais usados</title>
         <author>jose_e_tibes</author>
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         <description><![CDATA[<div>03 - aula</div>]]></description>
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         <pubDate>2018-05-31 02:35:18 UTC</pubDate>
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         <title>CLASSIFICAÇÃO DOS PARAFUSOS</title>
         <author>jose_e_tibes</author>
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         <description><![CDATA[<div>APRENDA COMO SELECIONÁ-LOS.</div>]]></description>
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         <pubDate>2018-05-31 02:55:52 UTC</pubDate>
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         <title>PARAFUSOS HEXAGONAIS  EM POLIPROPILENO </title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264680075</link>
         <description><![CDATA[<div>parafusos de plastico</div>]]></description>
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         <pubDate>2018-05-31 03:00:02 UTC</pubDate>
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         <title>Conceitos de parafusos</title>
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         <description><![CDATA[]]></description>
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         <pubDate>2018-05-31 03:24:24 UTC</pubDate>
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         <title>Parafusos são elementos de fixação, empregados na união não permanente de peças, isto é, as peças podem ser montadas e desmontadas facilmente, bastando apertar e desapertar os parafusos que as mantêm unidas. Os parafusos se diferenciam pela forma da rosca, da cabeça, da haste e do tipo de acionamento.Em geral, o parafuso é composto de duas partes: cabeça e corpo.O corpo do parafuso pode ser cilíndrico ou cônico, totalmente roscado ou parcialmente roscado. A cabeça pode apresentar vários formatos; porém, há parafusos sem cabeça.Há uma enorme variedade de parafusos que podem ser diferenciados pelo formato da cabeça, do corpo e da ponta. Essas diferenças, determinadas pela função dos parafusos, permite classificá-los em quatro grandes grupos: parafusos passantes, parafusos não-passantes, parafusos de pressão, parafusos prisioneiros.</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 03:29:11 UTC</pubDate>
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         <title>Cálculo dos parafusos</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 03:39:06 UTC</pubDate>
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         <title>Tudo sobre o parafuso</title>
         <author>jose_e_tibes</author>
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         <enclosure url="https://pt.wikipedia.org/wiki/Parafuso#Tipos_de_parafusos" />
         <pubDate>2018-05-31 21:25:18 UTC</pubDate>
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      <item>
         <title>qual o tipo de parafuso certo para cada situação?</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 21:41:27 UTC</pubDate>
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         <title>	Parafuso Sextavado: tudo o que você precisa saber</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 21:42:15 UTC</pubDate>
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         <title>Parafuso Tração</title>
         <author>jose_e_tibes</author>
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         <description><![CDATA[<ul><li><strong>Parafusos Sextavados</strong></li></ul><div>O topo do parafuso sextavado possui forma hexagonal e permite que, durante a sua utilização, seja possível exercer uma grande pressão na sua estrutura. É muito utilizado em fuzilaria e obras ou construções diversas, pois são muito resistentes.<br><br></div><div><br></div>]]></description>
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         <pubDate>2018-05-31 22:01:35 UTC</pubDate>
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         <title>Linha mecanica</title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264898997</link>
         <description><![CDATA[<div><a href="http://casadoparafuso.com.br/files/caixa-luz-parafuso-caixa-luz.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/caixa-luz-parafuso-caixa-luz.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca caixa luz cabeça chata / oval</div><div><a href="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-cilindrica.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-cilindrica.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca cabeça cilíndrica / Tipos de rosca: Métrica / Tipos de fenda: Simples</div><div><a href="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-lentilha.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-lentilha.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca lentinha / Tipos de rosca: Polegada / Tipos de fenda: Simples ou sem fenda (autotravante)</div><div><br></div><div><a href="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-panela.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-panela.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca máquina cabeça panela / Tipos de rosca: Métrico / Tpos de Fenda: Philips e Combinada</div><div><a href="http://casadoparafuso.com.br/files/linhamecanicacabecaredonda.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linhamecanicacabecaredonda.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca máquina cabeça redonda / Tipos de rosca: Polegada / Tipos de Fenda: Simples.</div><div><a href="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-sextavada.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-mecanica-cabeca-sextavada.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca máquina cabeça sextavada / Tipos de rosca: Métrica (MA/MB/125) / Polegada (UNF,UNC,BSW) / Tipos de fenda:</div><div><br></div><div><a href="http://casadoparafuso.com.br/files/linha-mecaniica-cabeca-chata.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-mecaniica-cabeca-chata.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca máquina cabeça chata / Tipos de rosca: Métrico e polegada / Tipos de fenda: Simples e philips</div><div><br><br></div>]]></description>
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         <pubDate>2018-05-31 22:09:56 UTC</pubDate>
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         <title>Linha soberba</title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264899113</link>
         <description><![CDATA[<div><a href="http://casadoparafuso.com.br/files/linhasoberbacabecapanela.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linhasoberbacabecapanela.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca autoatarraxante cabeça panela para utilização em chapas, madeiras, e buchas / Tipos de fenda: Simples e philips</div><div><a href="http://casadoparafuso.com.br/files/linha-soberba-cabeca-sextavada.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-soberba-cabeca-sextavada.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca soberba cabeça sextavada para utilização em madeira e bucha.</div><div><a href="http://casadoparafuso.com.br/files/linha-soberba-cabela-chata.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-soberba-cabela-chata.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca cabeça chata cabeça panela para utilização em chapas, madeiras e buchas / Tipos de fenda: Simples e philips</div><div><br></div><div><a href="http://casadoparafuso.com.br/files/linha-soberba-chipboard.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-soberba-chipboard.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca soberba cabeça panela e chata para utilização em MDF e aglomerados / Tipos de fenda: Philips</div><div><a href="http://casadoparafuso.com.br/files/linha-soberba-madeira-chata.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-soberba-madeira-chata.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca soberba cabeça chata para utilização em madeira e bucha / Tipo de fenda: Simples</div><div><br></div><div> <br><br></div><div><strong>Linha Autobrocante</strong></div>]]></description>
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         <pubDate>2018-05-31 22:10:58 UTC</pubDate>
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         <title>Linha autobrocante</title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264899205</link>
         <description><![CDATA[<div><a href="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-flangeada.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-flangeada.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca cabeça chata cabeça panela para utilização em chapas, madeiras e buchas / Tipos de fenda: Simples e philips</div><div><a href="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-sextavada.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-sextavada.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso cabeça sextavada flangeada com arruela telha</div><div><a href="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-chata.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-auto-brocante-cabeca-chata.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca autoatarraxante cabeça panela para utilização em chapas, madeiras, e buchas / Tipos de fenda: Simples e philips</div>]]></description>
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         <pubDate>2018-05-31 22:11:54 UTC</pubDate>
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         <title>Linha allen</title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264899284</link>
         <description><![CDATA[<div><a href="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_abaulada.jpg"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_abaulada.jpg" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso Allen com cabeça abaulada</div><div><a href="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_chata.jpg"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_chata.jpg" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso Allen com cabeça chata</div><div><a href="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_cilindrica.jpg"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/parafuso_allen_cabeca_cilindrica.jpg" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso Allen com cabeça cilindrica</div><div><br></div><div><a href="http://casadoparafuso.com.br/files/parafuso_allen_sm_cabeca.jpg"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/parafuso_allen_sm_cabeca.jpg" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso Allen sem cabeça</div>]]></description>
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         <pubDate>2018-05-31 22:12:45 UTC</pubDate>
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      <item>
         <title></title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/264899379</link>
         <description><![CDATA[<div><br> <br><br></div><div><strong>Linha Frances</strong></div><div><a href="http://casadoparafuso.com.br/files/linha-frances-parafuso-frances.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-frances-parafuso-frances.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca máquina cabeça francesa para utilização em madeira / Tipo de rosca: Polegada</div><div><br></div><div> <br><br></div><div><strong>Linha Telha</strong></div><div><a href="http://casadoparafuso.com.br/files/linha-telha-parafuso-para-telha.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha-telha-parafuso-para-telha.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca soberba cabeça quadrada para utilização em telha com arruela côncava em chumbo e pvc</div><div><br></div><div> <br><br></div><div><strong>Linha Drywall – Gesso</strong></div><div><a href="http://casadoparafuso.com.br/files/linha_drywall-parafuso_para_drywall.gif"><figure class="attachment attachment--preview"><img src="http://casadoparafuso.com.br/files/linha_drywall-parafuso_para_drywall.gif" width="100" height="100"><figcaption class="attachment__caption"></figcaption></figure></a></div><div>Parafuso rosca soberba drywall, cabeça chata, indicado para utilização em gesso / Tipo de fenda: Philips</div>]]></description>
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         <pubDate>2018-05-31 22:13:57 UTC</pubDate>
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         <title>Parafusos Autocravantes</title>
         <author>jose_e_tibes</author>
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         <description><![CDATA[]]></description>
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         <pubDate>2018-05-31 22:22:25 UTC</pubDate>
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      <item>
         <title>Parafusos – Conheça as diferenças entre eles.</title>
         <author>jose_e_tibes</author>
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         <pubDate>2018-05-31 22:30:26 UTC</pubDate>
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         <title>O Tipo Certo de Parafuso para Cada Caso  O parafuso dentado é feito de ferro ou aço. Ele permite ótima fixação devido ao seu formato de trapézio, sua base áspera e o corpo arredondado e cheio de dentes. </title>
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         <description><![CDATA[<div>Já o parafuso PCE é temperado, fabricado em aço de médio carbono com acabamento do tipo zincado. É do tipo autoatarraxante, o que facilita a fixação, não permitindo expansão.<br><br></div><div><strong>Parafusos de pressão:</strong> são fixados por meio da pressão que é exercida pelas pontas dos parafusos em relação à peça que está sendo fixada. Podem ser encontrados modelos com ou sem cabeça.<br><br></div><div><strong>Parafusos prisioneiros</strong> <strong>(ou estojo): </strong>não têm cabeça nem rosca em nenhuma das extremidades e são recomendados para situações que necessitam de montagem e desmontagem constantes.<br><br></div><div><strong>Parafusos passantes:</strong> atravessam — de lado a lado — a peça que será unida. Em alguns casos, além de porcas, eles podem usar contra porcas e arruelas. Podem ter ou não cabeça.<br><br></div><div><strong>Parafusos não passantes:</strong> são aqueles modelos que não utilizam porcas, sendo que o papel da porca é realizado pelo furo roscado.<br><br></div><div><strong>Parafuso Certo: Comprimento e Diâmetro</strong></div><div><strong>Para escolher o parafuso certo é importante que você determine o </strong><strong><sub>comprimento </sub></strong><strong>e o diâmetro corretos. O comprimento indicado é aquele que seja suficiente para atravessar a primeira peça e penetrar na segunda, de forma a garantir a fixação correta.</strong><br> Uma dica é escolher um parafuso com comprimento três vezes maior que a espessura da primeira peça.</div><div>Já o diâmetro do parafuso deve ser pensado de acordo com o material que será furado. Para madeiras com 12 ou 15 mm, por exemplo, a dica é usar um parafuso com diâmetro de 3.5 mm.<br><br></div>]]></description>
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         <title>Tipos de Parafuso</title>
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         <title>Parafusos torx</title>
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         <title>Parafusos em aço inox</title>
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         <title>Parafusos Especiais</title>
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         <title></title>
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         <title></title>
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         <title></title>
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         <pubDate>2018-05-31 23:23:47 UTC</pubDate>
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         <title></title>
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         <title></title>
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         <title></title>
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         <title></title>
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         <pubDate>2018-05-31 23:25:36 UTC</pubDate>
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         <title>História do parafuso</title>
         <author>jose_e_tibes</author>
         <link>https://padlet.com/jose_e_tibes/9s86nphlxbdq/wish/265097629</link>
         <description><![CDATA[<div><br>A origem do parafuso possui algumas versões e uma destas aponta como o inventor, o grego <a href="https://pt.wikipedia.org/wiki/Arquitas_de_Tarento">Arquitas de Tarento</a> (ou <em>Archytas de Tarentum</em>) por volta de <a href="https://pt.wikipedia.org/wiki/400_a.C.">400 a.C.</a>, quando desenvolveu o parafuso para ser utilizado em <a href="https://pt.wikipedia.org/wiki/Prensa">prensas</a> para a extração de <a href="https://pt.wikipedia.org/wiki/Azeite">azeite</a> da olivas, bem como, para a produção de <a href="https://pt.wikipedia.org/wiki/Vinho">vinho</a>. Outra personalidade que desenvolveu aplicações científicas com o uso do parafuso foi <a href="https://pt.wikipedia.org/wiki/Arquimedes">Arquimedes</a>, por volta de <a href="https://pt.wikipedia.org/wiki/250_a.C.">250 a.C.</a> , quando desenvolveu o princípio da rosca e utilizou-o para a construção de dispositivos para o transporte de água na irrigação. Porém, é de amplo conhecimento que os romanos utilizavam, e muito, o princípio de Arquimedes para a extração de minérios em suas minas, bem como, para pivôs em portas.<br><br></div><div><br>Algumas evidências apontam o parafuso como parte integrante de rústicos instrumentos cirúrgicos pelos anos de <a href="https://pt.wikipedia.org/wiki/79_a.C.">79 a.C.</a>. O parafuso já era descrito em livros do início do <a href="https://pt.wikipedia.org/wiki/S%C3%A9culo_XV">século XV</a> e anos mais tarde, <a href="https://pt.wikipedia.org/wiki/Johann_Gutenberg">Johann Gutenberg</a> já os utilizava em sua impressora<br><br></div><div><a href="https://pt.wikipedia.org/wiki/Leonardo_Da_Vinci"><br>Leonardo Da Vinci</a> chegou a desenhar algumas máquinas para fabricar o parafuso, mas somente em <a href="https://pt.wikipedia.org/wiki/1568">1568</a> essa máquina ganhou forma quando <a href="https://pt.wikipedia.org/w/index.php?title=Jacques_Besson&amp;action=edit&amp;redlink=1">Jacques Besson</a>, um matemático <a href="https://pt.wikipedia.org/wiki/Franc%C3%AAs">francês</a>, desenvolveu tal equipamento. No final do <a href="https://pt.wikipedia.org/wiki/S%C3%A9culo_XVII">século XVII</a>, os parafusos já eram componentes comuns nas armas de fogo. O britânico <a href="https://pt.wikipedia.org/wiki/Henry_Maudslay">Henry Maudslay</a> patenteou o parafuso de fenda em <a href="https://pt.wikipedia.org/wiki/1797">1797</a>. Um dispositivo similar foi patenteado por <a href="https://pt.wikipedia.org/w/index.php?title=David_Wilkinson&amp;action=edit&amp;redlink=1">David Wilkinson</a> nos Estados Unidos no ano seguinte<br><br></div>]]></description>
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         <title>Indústria de Parafusos </title>
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