Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

Table of figures

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              to plus
                <expan abbr="faciliusq.">faciliusque</expan>
              leuatur quàm ſola manu, ſi duæ fuerint ro­
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              tulæ, plus ac celerius leuabitur, quàm in dupla proportione,
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              & ſic deinceps tanto magis, ſeu maius pondus, quantò plu­
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              res extiterint rotulæ in ipſis duabus, vel pluribus trochleis
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              adhibitæ; ita vt ex multiplicatione
                <expan abbr="totularũ">rotularum</expan>
              , intelligatur au­
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              geri virtutem trahentis, ac pondus imminui, cum certè plu­
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              ribus impertiatur tanquam diuiſum. </s>
              <s id="N15208">Quare inquit Ariſtote­
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              les in re ædificatoria, multiplicatis trochleis ſuculis, ac ve­
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              ctibus magna
                <expan abbr="mouẽtur">mouentur</expan>
                <expan abbr="põde">ponde</expan>
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              ra non ſecus ac multiplicatis
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              tantummodo trochleis, quę
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              vectis
                <expan abbr="vicẽ">vicem</expan>
                <expan abbr="gerũt">gerunt</expan>
              vt diximus. </s>
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              <s id="N1522D">Sed vt prædicta ad oculos
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              etiam pateant, ſint duæ tro­
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              chleæ ex oppoſito
                <expan abbr="cõſtitutæ">conſtitutæ</expan>
              ,
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              vna ſupernè ac ſtabiliter ap­
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              penſa vbi A; altera verò in­
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              fernè locata vbi B, cui pon
                <lb/>
              dus C ſit
                <expan abbr="religatũ">religatum</expan>
              ,
                <expan abbr="habeatq.">habeatque</expan>
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                <expan abbr="vtraq;">vtraque</expan>
              trochlea
                <expan abbr="ſuũ">ſuum</expan>
                <expan abbr="orbiculũ">orbiculum</expan>
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              inditum, cui funis ductarius
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                <expan abbr="circũducatur">circunducatur</expan>
              ;
                <expan abbr="alligeturq.">alligeturque</expan>
              al­
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              terum extremum ipſius funis
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              in parte inferiori ſuperioris
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              trochleæ vbi D. </s>
              <s id="N15267">Alterum ve­
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              rò relinquatur
                <expan abbr="trahẽti">trahenti</expan>
              vbi E.
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              </s>
              <s id="N15272">Tunc dicimus cum Ariſtote­
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              le, quòd ſi quis manu trahat
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              funis caput vbi E, facilè au­
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              xilio ipſarum trochlearum
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              eleuabit pondus C, eo quod
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              trochlearum orbiculi, vectis
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              vicem, ac virtutem ſubeant. </s>
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            <p id="N15281" type="main">
              <s id="N15283">Quod vt
                <expan abbr="palã">palam</expan>
              omnino fiat,
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                <expan abbr="diſtinguendũ">diſtinguendum</expan>
              in primis eſt in­
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              ter orbiculos ſuperioris, & </s>
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