Guevara, Giovanni di
,
In Aristotelis mechanicas commentarii
,
1627
Text
Text Image
Image
XML
Thumbnail overview
Document information
None
Concordance
Figures
Thumbnails
Page concordance
<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 303
>
Scan
Original
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 303
>
page
|<
<
of 303
>
>|
<
archimedes
>
<
text
>
<
body
>
<
chap
id
="
N10019
">
<
p
id
="
N142FD
"
type
="
main
">
<
s
id
="
N142FF
">
<
pb
pagenum
="
140
"
xlink:href
="
005/01/148.jpg
"/>
ſolutione. </
s
>
<
s
id
="
N1430F
">Scribit enim facilius ac celerius tolli, ac trahi
<
lb
/>
pondera per maiores circulos, quàm per minores. </
s
>
<
s
id
="
N14314
">Conſti
<
lb
/>
tuitque exemplum de trochleis, ac ſcytalis, quæ ſi maiores
<
lb
/>
ſint, aptius onera mouent. </
s
>
<
s
id
="
N1431B
">Quod falſum omnino eſſe cona
<
lb
/>
tur oſtendere Blancanus ex Guido Vbaldo. </
s
>
<
s
id
="
N14320
">Nam ſimplex
<
lb
/>
trochlea per rotulam cui funis ſupernè inditur nullas addit
<
lb
/>
vires potentiæ mouenti, eo quod reducatur ad vectem, cu
<
lb
/>
ius fultura eſt in medio ipſius. </
s
>
<
s
id
="
N14329
">Vnde ſiue rotula illa magna
<
lb
/>
fuerit ſiue parua, ſemper eadem ratione nullam augere po
<
lb
/>
teſt facilitatem, aut velocitatem in hac motione. </
s
>
<
s
id
="
N14330
">Subdit que
<
lb
/>
Blancanus, experientia quoque conſtare eodem labore
<
lb
/>
aquam hauriri, ſiue rotula illa magna fuerit ſiue parua. </
s
>
</
p
>
<
p
id
="
N14337
"
type
="
main
">
<
s
id
="
N14339
">Verum ſi hoc vniuerſaliter demonſtraret experientia, fru
<
lb
/>
ſtra paſſim adhiberentur trochleæ ad leuanda, ac trahenda
<
lb
/>
pondera; nec eſſet cur iuxta maiorem ponderum grauita
<
lb
/>
tem, maioribus rotis, ac trochleis
<
expan
abbr
="
vterẽtur
">vterentur</
expan
>
Architecti quan
<
lb
/>
do minoribus vti poſſent. </
s
>
<
s
id
="
N14348
">Quamuis igitur ſimplex trochlea
<
lb
/>
ſupernè appenſa nullam addat vim potentiæ motrici, ſicut
<
lb
/>
nec vectis, cuius fulcimentum non ſit propinquius oneri;
<
lb
/>
multam tamen affert commoditatem. </
s
>
<
s
id
="
N14351
">Vnde eadem quip
<
lb
/>
pè vi, ſed; non eodem labore eleuatur onus beneficio tro
<
lb
/>
chleæ, aut vectis prædicti, quàm ſine illis. </
s
>
<
s
id
="
N14358
">Commoditas enim
<
lb
/>
minuit laborem, ac ſi non auget potentiam, confert tamen
<
lb
/>
ad applicationem, & exercitium illius: id quod eſt augere
<
lb
/>
facilitatem. </
s
>
<
s
id
="
N14361
">Rurſus quæcumque ſit facilitas, qua rotis, vel
<
lb
/>
trochleis pondera leuantur, certum eſt velocius ea leuari
<
lb
/>
maioribus, quàm minoribus rotis; ſed hoc ipſum eſt faci
<
lb
/>
lius mouere, quia licet non omnis facilitas includat veloci
<
lb
/>
tatem, vt pater in pluribus machinis tractorijs, quæ facilius,
<
lb
/>
ſed tardius mouent; nihilominus velocitas ſemper inuoluit
<
lb
/>
facilitatem; Ergo nihil contra experientiam aſſumpſit Ari
<
lb
/>
ſtoteles, vt Blancanus contendit. </
s
>
</
p
>
<
p
id
="
N14372
"
type
="
main
">
<
s
id
="
N14374
">Baldus item ait non eſſe ſimpliciter verum idipſum, quod
<
lb
/>
Philoſophus aſſerit, vt ſcilicet quo maiores fuerint trochleæ,
<
lb
/>
eò facilius moueant. </
s
>
<
s
id
="
N1437B
">Quia tam maior, quàm minor trochlea
<
lb
/>
per eius centrum grauitatis diuiditur à perpendiculari ea-</
s
>
</
p
>
</
chap
>
</
body
>
</
text
>
</
archimedes
>