DelMonte, Guidubaldo
,
Mechanicorvm Liber
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N16D2B
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<
s
id
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">Sit cochlea habens helices ABCD, quæ etiam ſcytalas ha
<
lb
/>
beat EFGH foraminibus cochleæ impoſitas. </
s
>
<
s
id
="
id.2.1.245.2.1.2.0
">ſit infra helices
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lb
/>
cylindrus MN, in quo non ſint inciſæ helices; & circa cylindrum
<
lb
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funis circumuoluatur trahens pondus O, quod ad motum ſcytala
<
lb
/>
rum EFGH moueatur, ac ſi ergatæ inſtrumento traheretur. </
s
>
<
s
id
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id.2.1.245.2.1.3.0
">du
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lb
/>
catur (per ea quæ prius dicta ſunt de axe in peritrochio) Lk ſcy
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lb
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talæ æqualis, axiq; cylindri perpendicularis, eumq; ſecans in I:
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patet quò longior ſit LI, & quò breuior ſit Ik, pondus O facilius
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lb
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moueri. </
s
>
<
s
id
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id.2.1.245.2.1.4.0
">eſt autem animaduertendum, quòd dum cochlea mouet
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lb
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pondus, ſi mente concipiatur, quòd loco trahendi pondus O fune,
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lb
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pondus ſuper helices ABCD moueat; pondus quoq; in k, quod
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lb
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ſit R, ſuper helices etiam facilius mouebit. </
s
>
<
s
id
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id.2.1.245.2.1.5.0
">eſt enim LK vectis, cuius
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n
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note332
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fulcimentum eſt I: cùm circa axem cochlea circumuertatur; po
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lb
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<
arrow.to.target
n
="
note333
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tentia mouens in L; & pondus in k. </
s
>
<
s
id
="
id.2.1.245.2.1.6.0
">facilius enim mouetur pon
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lb
/>
dus vecte Lk, quàm ſine vecte; quia LI ſemper maior eſt Ik. </
s
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id.2.1.245.2.1.7.0
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