Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657

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      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="051/01/054.jpg" pagenum="23"/>
                <emph type="italics"/>
              conſtipatus aër in ſphæra: quodſi quis aperiat, rurſus extra erumpet cum
                <lb/>
              magno ſtrepitu & clamore immiſſus aër, propterea quòd, vt propoſuimus,
                <lb/>
              expellitur à dilatatione præexiſtentis aëris impetu quodam factâ.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Quintò,
                <emph type="italics"/>
              ſi quis velit aërem, qui in Sphæra eſt, per ſiphonem at­</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg69"/>
                <lb/>
              trahere, magna copia conſequetur, nullâ aliâſubſtantiâ in ſphæram ſuc­
                <lb/>
              cedente, quemadmodum in ovo antè dictum eſt. </s>
              <s>Quare ex hoc per ſpi­
                <lb/>
              cuè oſtenditur, magnam vacui coacervationem in ſphæra factam eſſe:
                <lb/>
              non enim aëris corpora, quærelinquuntur eo tempore, maiora fieri poſ­
                <lb/>
              ſunt, ita vt expulſorum corporum locum repleant: namſi augerentur,
                <lb/>
              cùm nulla ipſis ſubſtantia extrinſecus accedat, veriſimile eſſet, augmen­
                <lb/>
              tum fieri per rarefactionem; hoc autem eſſet implicatio ſecundùm eva­
                <lb/>
              cuationem; ſed vacuum nullum eſſe dicunt; non igitur augebuntur Cor­
                <lb/>
              pora; neque enim aliud augmentum ipſis accidere mente concipi poteſt. </s>
              <s>
                <lb/>
              Ex quibus per ſpicuum eſt, in aëris corporibus diſſeminata eſſe quædam
                <lb/>
              vacua intermedia, & vi quadam adveniente ea præter naturam in va­
                <lb/>
              cua reclinare.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg69"/>
              Sphæra con
                <lb/>
              cava exſu­
                <lb/>
              cto aëre, va­
                <lb/>
              cua conti­
                <lb/>
              net inter­
                <lb/>
              valla
                <expan abbr="ſecũ-dum">ſecun­
                  <lb/>
                dum</expan>
              Hero­
                <lb/>
              nem.</s>
            </p>
            <p type="main">
              <s>Sextò,
                <emph type="italics"/>
              vacuis non exiſtentibus, neque per aquam, neque per
                <lb/>
                <arrow.to.target n="marg70"/>
                <lb/>
              aërem, neque per aliud corpus vllum poſſet lumen tranfire, aut calidit as,
                <lb/>
              aut alia potentia
                <emph.end type="italics"/>
              ſeu qualitas
                <emph type="italics"/>
              corporea. </s>
              <s>Nam quomodo radij ſolares
                <lb/>
              per aquam in fundam vaſis penetrarent? </s>
              <s>Si enim aqua non haberet
                <lb/>
              poros, ſed radij aquam vi ſcinderent, contingeret vasa plena ſuperfun­
                <lb/>
              di; quod fieri non videmus: Ad hæc ſi aquam vi ſcinderent, non vti­
                <lb/>
              que radiorum alij adſuperiorem locum frangerentur, alij deorſum cade­
                <lb/>
              rent: nunc autem quicunque aquæ particulis occurrunt, franguntur ad
                <lb/>
              ſuperiorem locum; quicunque verò incidunt in aquæ vacua, paucis par­
                <lb/>
              ticulis occurrentes in vaſis fundum pervadunt.
                <emph.end type="italics"/>
              </s>
              <s>Adde quòd ſi nulla
                <lb/>
              eſſent in corporibus vacua, nullum corpus per alia corpora tran­
                <lb/>
              ſire poſſet: quod tamen oleis contingit, quorum aliqua tam ſub­
                <lb/>
              tilia, ſunt vt omnia metalla,
                <expan abbr="ipſumq́">ipſumque</expan>
              ;
                <expan abbr="etiã">etiam</expan>
              vitrum penetrent. </s>
              <s>Idem
                <lb/>
              etiam fieri ab igne, nemo neſcit, qui ferrum, aurum, & vitrum
                <lb/>
              candentia vidit. </s>
              <s>Idem præterea à virtute magnetica fieri, quo­
                <lb/>
              tidie experimur.
                <lb/>
                <arrow.to.target n="marg71"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg70"/>
              Corpora &
                <lb/>
              qualitates
                <lb/>
              corporeæ, pe­
                <lb/>
              netrant a­
                <lb/>
              lia corpora,
                <lb/>
              ſecundùm
                <lb/>
              Heronem,
                <lb/>
              propter va­
                <lb/>
              cua interie­
                <lb/>
              cta.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg71"/>
                <emph type="italics"/>
              Vinum mi­
                <lb/>
              ſcetur aquæ
                <lb/>
              ob intesſper
                <lb/>
              ſa vacua
                <lb/>
              juxta He­
                <lb/>
              ronem.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Septimò,
                <emph type="italics"/>
              Vinum in aquam iniectum videtur ſecundùm fuſio­
                <lb/>
              nem quandam per totum aquæ locum per meare; quod non fieret, niſi va­
                <lb/>
              cua aquæ ineſſent. </s>
              <s>Lumen quoque alterum per alterum fertur: nam
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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