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

List of thumbnails

< >
131
131 		132
132
133
133 		134
134
135
135 		136
136
137
137 		138
138
139
139 		140
140
< >
page |< < of 203 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="051/01/134.jpg" pagenum="103"/>
              ris, tandem replebitur receptaculum H, ut aqua per ejus epi­
                <lb/>
              ſtomium I depromi poſſit magna copia. </s>
              <s>Hæc Porta. </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Annotatio.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="italics"/>
              VVlt igitur Porta, tubulum
                <emph.end type="italics"/>
              G
                <emph type="italics"/>
              aperiendum eſſe modiciſſimè, ut ni­
                <lb/>
              mirum ingrediatur modicus aër intra ſiphonem, & ita miſcea­
                <lb/>
              tur aquæ, ut ea non diſcontinuetur. </s>
              <s>Si enim ingrederetur aër copio­
                <lb/>
              ſus, poſſet ita interrumpi aqua ſiphonis aëre interpoſito, ut perpendi­
                <lb/>
              culum
                <emph.end type="italics"/>
              BD
                <emph type="italics"/>
              eſſet majus, quàm perpendiculum reliquæ aquæ intra crus
                <emph.end type="italics"/>
                <lb/>
              DE;
                <emph type="italics"/>
              quod ubi contingeret, ſtatim diſcontinuaretur aquæ fluxus, &
                <lb/>
              aqua utriuſque cruris deſcenderet, unaquæque ad ſuum orificium, &
                <lb/>
              efflueret. </s>
              <s>Hoc igitur incommodum ut evitetur, intromittendus eſt,
                <lb/>
              inquit Porta, repetitis vicibus modiciſſimus aër, ut ſine interruptio­
                <lb/>
              nis periculo poſſit miſceri aquæ. </s>
              <s>Nam quantumvis modicus intro­
                <lb/>
              mittatur aër, ſi tamen is aquam cruris
                <emph.end type="italics"/>
              DE
                <emph type="italics"/>
              diſcontinuat, infallibili­
                <lb/>
              ter interrumpetur aquæ fluxus, niſi pars
                <emph.end type="italics"/>
              FE
                <emph type="italics"/>
              ſit paulò longior quàm
                <lb/>
              crus
                <emph.end type="italics"/>
              BD. </s>
              <s>
                <emph type="italics"/>
              Ponamus cnim aërem interceptum eſſe
                <emph.end type="italics"/>
              KF. </s>
              <s>
                <emph type="italics"/>
              Hic aër dum
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg188"/>
                <lb/>
                <emph type="italics"/>
              erit in
                <emph.end type="italics"/>
              L,
                <emph type="italics"/>
              aut in
                <emph.end type="italics"/>
              M,
                <emph type="italics"/>
              non interrumpet quidem aquæ curſum, quia
                <lb/>
              perpendiculum
                <emph.end type="italics"/>
              LE,
                <emph type="italics"/>
              aut
                <emph.end type="italics"/>
              EM,
                <emph type="italics"/>
              adhuc longius eſt, ut ſuppono, quàm
                <lb/>
              perpendiculum
                <emph.end type="italics"/>
              DB. </s>
              <s>
                <emph type="italics"/>
              At quamprimùm aër
                <emph.end type="italics"/>
              KF
                <emph type="italics"/>
              fuerit infra
                <emph.end type="italics"/>
              M,
                <lb/>
                <emph type="italics"/>
              jam interrumpetur aquæ fluxus, eò quòd perpendiculum aquæ ab aëre
                <lb/>
              uſque ad
                <emph.end type="italics"/>
              E
                <emph type="italics"/>
              brevius eſt, quàm perpendiculum à vertice
                <emph.end type="italics"/>
              D
                <emph type="italics"/>
              uſque ad
                <emph.end type="italics"/>
                <lb/>
              B. </s>
              <s>
                <emph type="italics"/>
              Ne igitur aquæ interruptio, ſi fortè contingeret, ejus influxum
                <lb/>
              per ſiphonem impediat, crus
                <emph.end type="italics"/>
              DE
                <emph type="italics"/>
              adeo prolongandum eſſet, ut facta
                <lb/>
              interruptione etiam notabili aquæ ſiphonis per interpoſitionem aëris,
                <lb/>
              perpendiculum tamen aquæ ab aëre uſque ad
                <emph.end type="italics"/>
              E
                <emph type="italics"/>
              maneret ſem­
                <lb/>
              per longius perpendiculo cruris
                <emph.end type="italics"/>
              DB. </s>
              <s>
                <emph type="italics"/>
              Meliorem igitur ſucceſſum res
                <lb/>
              habebit, ſi fons ſit in latere montis, v. g. in
                <emph.end type="italics"/>
              C,
                <emph type="italics"/>
              & non in radice
                <emph.end type="italics"/>
                <lb/>
                <arrow.to.target n="marg189"/>
                <lb/>
                <emph type="italics"/>
              apud
                <emph.end type="italics"/>
              B. </s>
              <s>
                <emph type="italics"/>
              Praxim hanc ut dixi, docet Ioannes Baptiſta Porta lib.
                <emph.end type="italics"/>
              2.
                <lb/>
                <emph type="italics"/>
              Spiritalium cap.
                <emph.end type="italics"/>
              13.
                <emph type="italics"/>
              &
                <emph.end type="italics"/>
              14.
                <emph type="italics"/>
              pendetque ex praxi, quam ex codem re­
                <lb/>
              tulimus ſuprà Protheoria I. §. X. </s>
              <s>Refert eandem praxim Merſennus
                <lb/>
              in hydraulicis Phænomenis Propoſit.
                <emph.end type="italics"/>
              34.
                <emph type="italics"/>
              ubi tamen nonnulla de ſuo
                <lb/>
              adjungit non uſquequaque veritati congrua. </s>
              <s>Veruntamen falſum
                <lb/>
              omnino eſt, quod habetur apud Portam loco cit. cap.
                <emph.end type="italics"/>
              15.
                <emph type="italics"/>
              editionis Ita­
                <lb/>
              licæ, de modo elevandi aquam ex flumine præterfluente per ſiphonem
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum