Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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          <chap id="N10019">
            <p id="N150B1" type="main">
              <s id="N150D6">
                <pb pagenum="171" xlink:href="005/01/179.jpg"/>
              que ſcilicet vices gerendo atque exercendo:
                <expan abbr="idemq.">idemque</expan>
              cor­
                <lb/>
              pus ſimul poſſit eſſe fulcimentum, & onus quod mouetur
                <lb/>
              per vectem reſpectu diuerſorum, vt in ſimili ſupra explicui­
                <lb/>
              mus quæſt. </s>
              <s id="N150EC">3. Optime igitur ſecundum vtranque vectis ra­
                <lb/>
              tionem dicere poſſumus, cuneum virtutis incrementum ſu­
                <lb/>
              mere à duplici vecte, quam continet, & ab ictu percuſſionis,
                <lb/>
              qua validius omni alio impulſu ipſe adhibetur. </s>
            </p>
            <p id="N150F5" type="head">
              <s id="N150F7">Quæſtio Decimaoctaua.</s>
            </p>
            <p id="N150FA" type="main">
              <s id="N150FC">C
                <emph type="italics"/>
              vr ſi quiſpiam trochleas componens duas in
                <lb/>
              ſignis duobus ad ſe inuicem iunctis contrario
                <lb/>
              ad trochleas moto circulo funem circumdu­
                <lb/>
              xerit, cuius alterum quidem caput ſignorum
                <lb/>
              appendatur alteri, alterum verò trochleis ſit
                <lb/>
              innixum, & à funis initio trahere cœperit,
                <lb/>
              magna trahit pondera, licet imbecillium fuerit virium? </s>
              <s id="N1510E">An
                <lb/>
              quia idem pondus à minori potentia ſi mouetur, vecte medio
                <lb/>
              transfertur magis, quàm à manu? </s>
              <s id="N15115">Trochlea autem idem ve­
                <lb/>
              cti facit. </s>
              <s id="N1511A">Quamobrem ſi vna facilius trahet, & ab vnico
                <lb/>
              tractu multò grauius trahet, quàm facere poſsit manus, idip­
                <lb/>
              sum duæ trochleæ plus quàm in dupla velocitate leuabunt.
                <lb/>
              </s>
              <s id="N15123">Minus enim altera trahit, quàm ſi ipſa per ſe ipſam trahe­
                <lb/>
              ret, quando circa alteram iniectus fuerit funis, illa namque
                <lb/>
              minus etiam pondus effecit. </s>
              <s id="N1512A">
                <expan abbr="Pariq.">Parique</expan>
              modo ſi ad plures iniectus
                <lb/>
              fuerit funis in paucis trochleis, multa fit differentia, quamob­
                <lb/>
              rem à prima pondere quatuor minas trahente, ab vltima trahi
                <lb/>
              multò minus. </s>
              <s id="N15136">Et in re ędificatoria faciliter magna mouent
                <lb/>
              pondera, traducunt enim ab una trochlea ad aliam, & rurſus
                <lb/>
              ab illa ad ſuculas, & vectes. </s>
              <s id="N1513D">Hoc autem idem est, ac ſi mul­
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              tas facerent trochleas.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N15144" type="head">
              <s id="N15146">COMMENTARIVS.</s>
            </p>
            <p id="N1514A" type="main">
              <s id="N1514C">Svppoſita deſcriptione trochleæ,
                <expan abbr="eiusq.">eiusque</expan>
              multiplici di­
                <lb/>
              ſtinctione quam ſupra prima parte tex. 8. Additione
                <lb/>
              prima tradidimus, illud in præſenti primò notandum </s>
            </p>
          </chap>
        </body>
      </text>
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