Heron Alexandrinus, Di Herone Alessandrino De gli automati : ouero machine semoventi, libri due, 1589

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              <pb file="0054" n="54" rhead="DELLE MACH. SE MOV."/>
            moti, che ſi fanno in giro, ſi facciano ne ſuoi Poli. </s>
            <s xml:id="echoid-s601" xml:space="preserve">Fare
              <unsure/>
            -
              <lb/>
            mo dunque coſi.</s>
            <s xml:id="echoid-s602" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s603" xml:space="preserve">Sia la caſſetta, laquale in quel luogo, nelquale era il
              <lb/>
            fuſo con le due ruote, habbia vn telaio diritto, & </s>
            <s xml:id="echoid-s604" xml:space="preserve">fer-
              <lb/>
            mo, & </s>
            <s xml:id="echoid-s605" xml:space="preserve">in queſto ſiano due cerchietti di quà, e di là, ne’
              <lb/>
            quali ſiano cacciati i poli. </s>
            <s xml:id="echoid-s606" xml:space="preserve">Si facciano poi due fuſi
              <lb/>
            congiunti alle ruote, ciaſcuno de’ quali ſia poſto fra il
              <lb/>
            detto telaio diritto, e le ſponde de la caſſetta ne’ cer-
              <lb/>
            chietti, di maniera che le ruote ſi fermino ſopra il pia-
              <lb/>
            no, e ciaſcuna ſi volti ſopra i propr
              <unsure/>
            ij poli. </s>
            <s xml:id="echoid-s607" xml:space="preserve">Le corde
              <lb/>
            poi intorno a’ fuſi ſiano doppie di maniera, che le ruote
              <lb/>
              <figure xlink:label="fig-0054-01" xlink:href="fig-0054-01a" number="18">
                <image file="0054-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/xxxxxxxx/figures/0054-01"/>
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            ne vengano colte nel mezo, & </s>
            <s xml:id="echoid-s608" xml:space="preserve">egualmente le voltino.
              <lb/>
            </s>
            <s xml:id="echoid-s609" xml:space="preserve">facciaſianco vn terzo fuſo ſimile à queſti, il quale fi muo-
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            ua nella parte dinanzi della caſſer
              <unsure/>
            ta, di
              <unsure/>
            mani
              <unsure/>
            era che di
              <lb/>
            nuouo detta caſſetta ſia portata dalle tre ruote, & </s>
            <s xml:id="echoid-s610" xml:space="preserve">coſi
              <lb/>
            queſta ruota, come l’altre, habbia la corda doppia, cioè
              <lb/>
            che la colga nel mezo; </s>
            <s xml:id="echoid-s611" xml:space="preserve">Di nuouo dunque auiluppate le
              <lb/>
            corde à vicenda, quante volte ci piacerà, & </s>
            <s xml:id="echoid-s612" xml:space="preserve">laſciatiui gli
              <lb/>
            allentamenti aggomitolati, che ci andrà per l’animo
              <lb/>
            auerrà, che il viaggio della caſſetta ſi faccia ſecondo </s>
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