Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657

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1
Proprietas VIII.
Siphonem ad Libram ſeu vectem revocare,
filtrum ad ſiphonem.
ESto recta linea AB, diviſa bifariam in puncto C. Si huic
puncto C ſupponatur hypomochlion G, aut alligetur fi­

lum FG; ſtabit, hærebitque li­
nea AB in æquilibrio horizon­
ti parallela, & neutra pars præ­
valebit.
Si prolongetur pars
CB uſque ad D, prævalebit pars
CD parti CA, & deſcendet.
Si
prolongetur eadem pars CB, uſ­
que ad E, adhuc magis prævale­
bit pars C parti CA, cele­
riuſque
deſcendet; & quò ma­
gis prolongabitur pars longior,
eò magis prævalebit breviori,
magiſque celeriter deſcendet.

Linea porrò AB, aut AD, aut
AE, ſi hypomochlio G impo­
natur, repræſentatvectem; ſi è
filo FC ſuſpendatur, repræſentat
libram, aut ſtateram.
37[Figure 37]
Eſto jam ſiphon ACB, ſive

erectus, ſive inverſus, diviſus
mente in duas æquales partes AC, BC, & repleatur totus aquâ;
ex neutro crure effluet, ut vidimus atque probavimus, ſed aqua
ſtabit, hærebitve in duobus cruribus AC, BC, in æquilibrio.

Si prolongetur crus CB, uſque ad D, & repleatur totus ſi­
phon aquâ; prævalebit crus CD, & aqua ejus in inverſo ſipho­
ne effluens ſecum trahet reliquam; in erecto verò ſiphone de­
ſcendet & expellet reliquam per os A.
Si prolongetur idem
crus CB uſque ad E, adhuc magis prævalebit crus CE, ma­
giſque celeriter deſcendet ejus aqua, & vel ſecum trahet reli­
quam, vel illam ſubſidendo expellet.

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