Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 1: Opera mechanica

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              <pb o="10" file="0034" n="34" rhead="CHRISTIANI HUGENII"/>
            duodecies in hora, hoc eſt, ſemel ſpatio 5 ſcrupulorum pri-
              <lb/>
            morum verſatur, unaque index Σ, ideo circulum huic in-
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            dici ſuppoſitum in 5 partes primum diſpeſcimus, & </s>
            <s xml:id="echoid-s401" xml:space="preserve">harum
              <lb/>
            deinde ſingulas in 60 minores, quæ ſecunda ſcrupula deno-
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            tent. </s>
            <s xml:id="echoid-s402" xml:space="preserve">Denique index Λ in ſuo circulo duodecim horas diſtin-
              <lb/>
            guere debet; </s>
            <s xml:id="echoid-s403" xml:space="preserve">ac proinde, ut harum tempore ſemel circum-
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            eat, tympano V ſex dentes tribuuntur, rotæ X ſeptuageni
              <lb/>
            bini.</s>
            <s xml:id="echoid-s404" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s405" xml:space="preserve">Nunc qua ratione pondera Δ, Ξ, horologio appendan-
              <lb/>
            tur docebimus. </s>
            <s xml:id="echoid-s406" xml:space="preserve">Hæc enim novo artificio ita ordinavimus,
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            ut cum ſurſum retrahitur pondus primarium Δ, non pro-
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            pterea ceſſet aut ullatenus impediatur horologii curſus.
              <lb/>
            </s>
            <s xml:id="echoid-s407" xml:space="preserve">Quod in hac inventione apprime neceſſarium erat, ne par-
              <lb/>
            ticula temporis aliqua quotidie ſubduceretur, neve penduli
              <lb/>
            motus interea dum pondus attollitur langueſceret. </s>
            <s xml:id="echoid-s408" xml:space="preserve">Paratur
              <lb/>
            itaque funis continuus atque in ſe rediens, extremitatibus
              <lb/>
            apte inter ſe connexis. </s>
            <s xml:id="echoid-s409" xml:space="preserve">Is primo orbiculum F amplexus,
              <lb/>
            aculeis ferreis aſperum, quo melius funis inhæreat, parte
              <lb/>
            altera trochleæ, cui pondus primarium Δ alligatum eſt, cir-
              <lb/>
            cumvolvitur. </s>
            <s xml:id="echoid-s410" xml:space="preserve">Hinc aſcendens ſuper orbiculo Ω tranſit, ac
              <lb/>
            rurſus deſcendens ſuſtinet trochleam alteram cum appenſo
              <lb/>
            minori pondere Ξ; </s>
            <s xml:id="echoid-s411" xml:space="preserve">unde denuo ad F redit. </s>
            <s xml:id="echoid-s412" xml:space="preserve">Orbiculus Ω
              <lb/>
            (quem demonſtrandi gratia hic inter laminas A B, Y Z,
              <lb/>
            ſuſpendimus, nam alioqui commodius thecæ quæ toti horo-
              <lb/>
            logio circumdatur affigi ſolet) circumferentiam verſus den-
              <lb/>
            ticulos habet, ut in rota L, ſerratos, ac deſuper premen-
              <lb/>
            tem elaterem Θ, quo fit ut in alteram tantummodo partem
              <lb/>
            volvipoſſit, attracto nimirum fune Π, ac pondere propter-
              <lb/>
            ea Δ aſcendente: </s>
            <s xml:id="echoid-s413" xml:space="preserve">Nam contrarium motum elater dentibus
              <lb/>
            occurrens prohibet. </s>
            <s xml:id="echoid-s414" xml:space="preserve">Crenam autem ſecundum circumferen-
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            tiam dicti orbiculi ita cavari oportet, ut funem immiſſum
              <lb/>
            nonnihil coarctet conſtringatque, quo minus poſſit immo-
              <lb/>
            to orbiculo delabi; </s>
            <s xml:id="echoid-s415" xml:space="preserve">quem in finem etiam pondus Ξ ad-
              <lb/>
            hibetur. </s>
            <s xml:id="echoid-s416" xml:space="preserve">His ſic conſtitutis, ſemper Δ dimidia ſui gra-
              <lb/>
            vitate incumbet funi Φ, motumque horologio continuabit
              <lb/>
            etiam dum attracto fune Π in altum attollitur. </s>
            <s xml:id="echoid-s417" xml:space="preserve">Et </s>
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