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

Table of contents

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[91.] PROBLEMA VII.
[92.] DEFINITIO XIX.
[93.] CONSECTARIVM.
[94.] PROBLEMA VII.
[95.] PROBLEMA IX.
[96.] SCHOLION.
[97.] Menſio ſubdialis reſoluta.
[98.] CONSECTARIVM.
[99.] PROBLEMA X.
[100.] SCHOLION.
[101.] PROBLEMA XI.
[102.] CONSECTARIVM.
[103.] PROBLEMA XII.
[104.] CONSECTARIVM I.
[105.] SCHOLION.
[106.] CONSECTARIVM II.
[107.] CONSECTARIVM III.
[108.] SCHOLION.
[109.] PROBLEMA XIII.
[110.] SCHOLION I.
[111.] SCHOLION II.
[112.] DEFINITIO XX.
[113.] DEFINITIO XXI.
[114.] SCHOLION I.
[115.] SCHOLION II.
[116.] SCHOLION III.
[117.] DEFINITIO XXII.
[118.] DEFINITIO XXIII.
[119.] DEFINITIO XXIV.
[120.] CONSECTARIVM.
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9181DE MACHINA HYDRAVL. LONDINENSI. Uſes and application of this Engine. the Reader will
find a full account in the Inventors Book called the
Miners Friend.
Interpretatio Latina.
Altera machina deſtinata eſt aquis ui ignium extol-
lendis, circa quam Sauerius inuentor magnam perſpi-
caciam probauit.
Deſcriptio eiusdem talis eſt. A.
Notat duas fornaces, in quibus ignis accenditur in B,
1.
2. et fumarium C. his fornacibus impoſita ſunt duo
uaſa cuprea, quae lebetes nominat, quorum alter am-
plior, alter minor et contractior D.
Quilibet lebes ha-
bet tubos exploratorios G et N, quorum alter G por-
rigitur in ahenum, ut 8 digitis a fundo abſit, alter N,
tantum medium aheni circiter attingit.
Antequam machina moueri queat, repletur primum
aquis lebes paruus totus usque ad ſummum, ſed in ma-
iore una pars tertia ſpatii contenti uacua relinquitur.
tum ſub maiore fiat ignis, ut aquae ebulliant, ita enim
uapor concluſus magisque continuo efferueſcens, ex-
pandetur, et per obuiam uiam (aperto epiſtomio Z,
anſa rectoris propulſa) magna ui per tubum uaporife-
rum O ingredietur recipientem P, atque aerem omnem
ante ſe trudet, et per ualuulam R1, in fiſtulam compreſſus
propellet, quemadmo dum ſtrepitu ualuulae innote-
ſcet.
Cumque aer expulſus eſt, recipiens P1 uapore
incaleſcet, et ubi tactu ſenties eum ſatis calidum et aere
uacuum eſſe, adduces ad te anſam rectoris, et fiſtulam
uaporiferam O1 claudes, ut uapor arceatur, uerum
una uiam facies uerſus O2, et interim recipientem P2
replebis uapore.
Dum hoc fit, demittes aquam fri-
gidam inrecipientem P1, qua condenſabitur uapor,

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