Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

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            <pb pagenum="182" xlink:href="005/01/190.jpg"/>
            <p id="N155F2" type="main">
              <s id="N155F4">Rurſus accedit, quod intra latitudinem ſpatij, quo ma­
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              nus mouere poteſt ſecurim, illud maximum erit ſpatium,
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              quod circumeundo ab ipſa vnà cum ſecuri complectitur.
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              </s>
              <s id="N155FC">Cumque mobile quodlibet quanto maius ſpatium percur­
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              rit, tanto maiorem ſibi vindicet efficaciam ſui motus, vt pro­
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              batum eſt, dummodo impetus illi impreſſus non deſinat ne­
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              que langueſcat; hinc fit, vt efficacius per motum circula­
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              rem, quàm per alium ſecuris mota impingat atque per­
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              cutiat. </s>
            </p>
            <p id="N15609" type="main">
              <s id="N1560B">Cæterum Ariſtoteles aliam ſubiungit cauſam ſciſsionis,
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              quæ fit per ſecurim. </s>
              <s id="N15610">Quia nimirum dum ſecuris lignum ſcin­
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              dit, conſtituitur veluti cuneus, vt ex propria eius figura, &
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              ex modo, quo intimè ſeſe inſinuando diuidit, poteſt com­
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              prehendi. </s>
              <s id="N15619">Eſt enim ſecuris, vt ait Baldus, vel malleus cu­
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              neatus, vel cuneus malleatus manubrio inſertus;
                <expan abbr="operaturq.">operaturque</expan>
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              ſicut cuneus cum manubrio motus. </s>
              <s id="N15624">Paruus autem exiſtens
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              cuneus magnam diuidit molem, cum ex duobus ſit vecti­
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              bus compactus, contrario ad ſeſe inuicem modo conſtitu­
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              tis, vt ſupra ſuo loco explicuimus quæſt. </s>
              <s id="N1562D">17. </s>
            </p>
            <p id="N15630" type="main">
              <s id="N15632">Quæ autem dicta ſunt de ſecuri, eadem accommodari
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              poſſunt ad malleum clauam enſem, bipennem runcam,
                <expan abbr="cæ-teraq.">cæ­
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                teraque</expan>
              inſtrumenta, quæ impulſo accepto percutiunt, diui­
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              dunt, ſcindunt, vel ſimilia munera obeunt. </s>
              <s id="N1563F">Maximè autem
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              omnium ad ſtipites loratos, qui communiter ad enuclean­
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              dum triticum in area ab agriculis adhibentur. </s>
              <s id="N15646">Hi enim im­
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              petu accepto per motum circularem incredibili vehemen­
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              tia ac virtute percutiunt. </s>
              <s id="N1564D">Porrò cum alter ex alterius extre­
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              mitate cui loris alligatur liberè pendeat, ac per ipſum tan­
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              quam per manubrium ſatis procerum circulariter agitetur,
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              longè à centro, quod eſt in iunctura lacerti cum humero
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              percutientis, ſuum quaſi circulum perficit;
                <expan abbr="proindeq.">proindeque</expan>
              citiſ­
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              ſimè fertur, vnde & validiſsimè ferit, ac percutit. </s>
              <s id="N1565E">Iuxta
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              quam rationem colligitur, quod & experientia comproba­
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              tur prædicta omnia inſtrumenta maximam, ac præcipuam
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              virtutem ſortiri in extremo, quod magis diſtat à centro ſui
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              motus. </s>
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          </chap>
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