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

Page concordance

< >
Scan Original
41
42
43
44
45 18
46 19
47 20
48 21
49 22
50 23
51 24
52 25
53 26
54 27
55 28
56
57 30
58 31
59 32
60
61 34
62 35
63 36
64 37
65 38
66 39
67 40
68 41
69 42
70 43
< >
page |< < (37) of 434 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div27" type="section" level="1" n="20">
          <p>
            <s xml:id="echoid-s860" xml:space="preserve">
              <pb o="37" file="0063" n="64" rhead="HOROLOG. OSCILLATOR."/>
              <note position="right" xlink:label="note-0063-01" xlink:href="note-0063-01a" xml:space="preserve">
                <emph style="sc">Descri-</emph>
                <lb/>
                <emph style="sc">PTIO</emph>
                <emph style="sc">Ho-</emph>
                <lb/>
                <emph style="sc">ROLOGII</emph>
              .</note>
            ſecunda ſcrupula tranſitu ſuo oſtendent: </s>
            <s xml:id="echoid-s861" xml:space="preserve">atque ita omnia rectè
              <lb/>
            ſe habere manifeſtum erit. </s>
            <s xml:id="echoid-s862" xml:space="preserve">Pondus X in imo perpendiculo
              <lb/>
            trilibre eſt, plumbeum totum, vel ænea ſuperficie plumbum
              <lb/>
            continente. </s>
            <s xml:id="echoid-s863" xml:space="preserve">Nec tantum metalli gravitate ſed & </s>
            <s xml:id="echoid-s864" xml:space="preserve">figurâ in-
              <lb/>
            ſuper proſpiciendum (plurimi enim refert) ut quam mini-
              <lb/>
            mum occurſu aëris impedimentum ſentiat. </s>
            <s xml:id="echoid-s865" xml:space="preserve">Eoque in cylin-
              <lb/>
              <note position="right" xlink:label="note-0063-02" xlink:href="note-0063-02a" xml:space="preserve">TAB. II.
                <lb/>
              Fig. 3.</note>
            dri jacentis oblongi & </s>
            <s xml:id="echoid-s866" xml:space="preserve">utrinque præacuti formam fingitur,
              <lb/>
            qualis cernitur ad a ſchemate horologii minore. </s>
            <s xml:id="echoid-s867" xml:space="preserve">Quanquam
              <lb/>
            in his quæ ad navigationem parantur, forma lentis erectæ
              <lb/>
            aptior viſa eſt.</s>
            <s xml:id="echoid-s868" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s869" xml:space="preserve">Porro eodem ſchemate & </s>
            <s xml:id="echoid-s870" xml:space="preserve">ponderis alterius b, quo motus
              <lb/>
            horologii continuatur, ſuſpendendi ratio expreſſa eſt, quam,
              <lb/>
            incognitam prius, inveſtigare nobis neceſſe fuit, ne interim
              <lb/>
            dum ſurſum retrahitur pondus iſtud, ceſſaret vel impedire-
              <lb/>
            tur aliquatenus horologii curſus, quod hic omnino caven-
              <lb/>
            dum erat. </s>
            <s xml:id="echoid-s871" xml:space="preserve">Paratur itaque funis continuus atque in ſe rediens,
              <lb/>
            extremitatibus apte inter ſe connexis. </s>
            <s xml:id="echoid-s872" xml:space="preserve">Is primum orbiculum
              <lb/>
            rotæ infimæ conjunctum, qui in ſchemate majori notatus eſt
              <lb/>
            D, amplectitur; </s>
            <s xml:id="echoid-s873" xml:space="preserve">inde deſcendens, altera ſui parte trochleam
              <lb/>
            c, cui pondus b appenſum eſt, ſubit. </s>
            <s xml:id="echoid-s874" xml:space="preserve">Hinc ſuper orbicu-
              <lb/>
            lum d aſcendit, extrinſecus horologio affixum, qui ferreos
              <lb/>
            per circumferentiam aculeos habet, atque inſuper ſerratis
              <lb/>
            dentibus ita eſt aptatus ut volvatur tracto fune e; </s>
            <s xml:id="echoid-s875" xml:space="preserve">nequa-
              <lb/>
            quam vero in partem contrariam revolvi poſſit. </s>
            <s xml:id="echoid-s876" xml:space="preserve">Ab hoc or-
              <lb/>
            biculo deſcendit funis ad alteram trochleam f, cui pondus
              <lb/>
            exiguum g appenditur, quantum ſufficit continendo majori
              <lb/>
            b, ne aliter quam revoluto orbiculo deſcendat. </s>
            <s xml:id="echoid-s877" xml:space="preserve">Namque à
              <lb/>
            trochlea f rurſus ad ipſum orbiculum D, unde deſcenderat,
              <lb/>
            funis revertitur. </s>
            <s xml:id="echoid-s878" xml:space="preserve">Quibus ita ſe habentibus, manifeſtum eſt
              <lb/>
            ſemper pondus b dimidia ſui gravitate conari ut rotas horo-
              <lb/>
            logii circumagat, nec tunc quidem ceſſare cum manu fu-
              <lb/>
            nem e trahente aſcendere cogitur; </s>
            <s xml:id="echoid-s879" xml:space="preserve">adeoque horologii mo-
              <lb/>
            tum nusquam interrumpi, nec momentum temporis de-
              <lb/>
            perdi.</s>
            <s xml:id="echoid-s880" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s881" xml:space="preserve">Gravitatis modus in pondere b definiri certo non poteſt,
              <lb/>
            ſed quo minor conſervando motui ſuffecerit, eo melius </s>
          </p>
        </div>
      </text>
    </echo>
Impressum