Weidler, Johann Friedrich, Jo. Friderici Weidleri Tractatus de machinis hydraulicis toto terrarum orbe maximis Marlyensi et Londinensi et aliis rarioribus similibus in quo mensurae prope ipsas machinas notatae describuntur, et de viribus earum luculenter disseritur

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            mittendi in cylindrum Cuaporem uel aquam frigidam,
              <lb/>
            qualis ſupra traditus eſt, uariari queat, ita, ut fiſtula ſul-
              <lb/>
            cri et ligno natante H in eadem machina careat. </s>
            <s xml:id="echoid-s1504" xml:space="preserve">Nam
              <lb/>
            pro epiſtomio E ſufficiunt duo ferra recurua, affixa co-
              <lb/>
            lumellae, ante tignum penſile Q erectae, quae motu
              <lb/>
            huius tigni attrahunt curſorem et repellunt. </s>
            <s xml:id="echoid-s1505" xml:space="preserve">Et capiti
              <lb/>
            epiſtomii N, ſi tranſuerſum ferrum imponatur, et aliud
              <lb/>
            duobus brachiis inſtructum, et axi uectis O O additum,
              <lb/>
            in trabe a a infigatur, ſimiliter alternis aſcenſibus et de-
              <lb/>
            ſcenſibus perpendiculi Q, idem epiſtomium aperietur
              <lb/>
            et claudetur, motusque adeo ſolo laudato perpendicu-
              <lb/>
            lo continuabitur. </s>
            <s xml:id="echoid-s1506" xml:space="preserve">Quod executi ſunt Angli quidam,
              <lb/>
            qui machinam ſimilem prope Lutetiam Pariſiorum, in
              <lb/>
            uilla Paſſy, conſtruxerunt, et eius effectus Academiae
              <lb/>
            ſcientiarum Regiae demonſtrarunt.</s>
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            <s xml:id="echoid-s1508" xml:space="preserve">3. </s>
            <s xml:id="echoid-s1509" xml:space="preserve">Similiter multo ſimpliciorem opportunioremque
              <lb/>
            huius machinae compoſitionem reddidit celeberrimus
              <lb/>
              <emph style="sc">Dn</emph>
            . </s>
            <s xml:id="echoid-s1510" xml:space="preserve">I. </s>
            <s xml:id="echoid-s1511" xml:space="preserve">T. </s>
            <s xml:id="echoid-s1512" xml:space="preserve">
              <emph style="sc">Desagviliers</emph>
            , qualem an. </s>
            <s xml:id="echoid-s1513" xml:space="preserve">1726. </s>
            <s xml:id="echoid-s1514" xml:space="preserve">M. </s>
            <s xml:id="echoid-s1515" xml:space="preserve">Au-
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            guſto Londiniin area aedium eiusdem, iuxta ripam Tha-
              <lb/>
            meſis ripam ſitarum, non ſine uoluptate ſum contempla-
              <lb/>
            tus. </s>
            <s xml:id="echoid-s1516" xml:space="preserve">Scilicet laudati uiri auſpiciis, ſumtibus ſocietatis
              <lb/>
            cuiusdam parata erat machina moduli minoris, eum in
              <lb/>
            finem, ut eodem adhuc anno Toletum in Carpetanis
              <lb/>
            transmitteretur, ibidemque ſimilis formae amplioris
              <lb/>
            erigeretur, quae Tagi aquas attolleret, et in ciuium To-
              <lb/>
            letanorum domos, alto in co
              <gap/>
            aedificatas, deriuaret:
              <lb/>
            </s>
            <s xml:id="echoid-s1517" xml:space="preserve">Ex cuius operis fabrica lucrum inſigne, priuilegio Re-
              <lb/>
            gis Hiſpaniarum decretum, Angli illi ſocii ſperabant. </s>
            <s xml:id="echoid-s1518" xml:space="preserve">
              <lb/>
            In hoc exemplo machinae affabre facto, arcus ferreus
              <lb/>
            bifurcus, circa axem duabus columellis inſertum uolu-
              <lb/>
            bilis, a tigno penſili Q, clauos geſtante, ſurſum deor-
              <lb/>
            ſum que agitatus curſorem 10 modo adducebat modo
              <lb/>
            repellebat, atque inſimul ualuulam rectoris E per </s>
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