Huygens, Christiaan
,
Christiani Hugenii opera varia; Bd. 1: Opera mechanica
Text
Text Image
Image
XML
Thumbnail overview
Document information
None
Concordance
Notes
Handwritten
Figures
Content
Thumbnails
page
|<
<
(11)
of 434
>
>|
<
echo
version
="
1.0RC
">
<
text
xml:lang
="
la
"
type
="
free
">
<
div
xml:id
="
echoid-div18
"
type
="
section
"
level
="
1
"
n
="
13
">
<
p
>
<
s
xml:id
="
echoid-s417
"
xml:space
="
preserve
">
<
pb
o
="
11
"
file
="
0035
"
n
="
35
"
rhead
="
HOROLOGIUM.
"/>
quidem quæ ad conſtructionem automati pertinent declaravi-
<
lb
/>
mus.</
s
>
<
s
xml:id
="
echoid-s418
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s419
"
xml:space
="
preserve
">Reliquum eſt, ut, quantum idem iis omnibus, quæ ad
<
lb
/>
hanc diem in uſu fuere, antecellat, perſpicuum facia-
<
lb
/>
mus. </
s
>
<
s
xml:id
="
echoid-s420
"
xml:space
="
preserve
">Satis conſtat plurimas in his erroris & </
s
>
<
s
xml:id
="
echoid-s421
"
xml:space
="
preserve
">inæqualita-
<
lb
/>
tis cauſas eſſe. </
s
>
<
s
xml:id
="
echoid-s422
"
xml:space
="
preserve
">Nam & </
s
>
<
s
xml:id
="
echoid-s423
"
xml:space
="
preserve
">in diſponendis rite elimandiſque
<
lb
/>
tympanis vel leviſſimum peccatum, continuo motus in-
<
lb
/>
conſtantia notabilis conſequitur. </
s
>
<
s
xml:id
="
echoid-s424
"
xml:space
="
preserve
">Tum vero & </
s
>
<
s
xml:id
="
echoid-s425
"
xml:space
="
preserve
">ſiccato
<
lb
/>
atque evaneſcente oleo, quod axibus addi ſolet, tardius
<
lb
/>
horæ procedunt. </
s
>
<
s
xml:id
="
echoid-s426
"
xml:space
="
preserve
">atque ut hæc abſint, varias tamen, an-
<
lb
/>
ni tempeſtatum & </
s
>
<
s
xml:id
="
echoid-s427
"
xml:space
="
preserve
">aeris, mutationes horologia ſentiunt,
<
lb
/>
imo præſentiunt nonnunquam: </
s
>
<
s
xml:id
="
echoid-s428
"
xml:space
="
preserve
">& </
s
>
<
s
xml:id
="
echoid-s429
"
xml:space
="
preserve
">frigore quidem plerun-
<
lb
/>
que pigriora comperiuntur, æſtu plus æquo properant.
<
lb
/>
</
s
>
<
s
xml:id
="
echoid-s430
"
xml:space
="
preserve
">Penduli vero cum ſit ea vis ac proprietas, ut neceſſario eo-
<
lb
/>
dem ſemper tenore feratur, neque ab eo niſi mutata lon-
<
lb
/>
gitudine unquam declinet; </
s
>
<
s
xml:id
="
echoid-s431
"
xml:space
="
preserve
">apparet ſane omnia illa quæ
<
lb
/>
diximus incommoda invento noſtro penitus nos ſuſtuliſſe,
<
lb
/>
adeo ut niſi tale quod interveniat impedimentum, quo
<
lb
/>
horologii motus omnis ſiſtatur, nulla jam curſus ejus
<
lb
/>
retardatio aut inæqualitas timenda ſit. </
s
>
<
s
xml:id
="
echoid-s432
"
xml:space
="
preserve
">At enimvero non
<
lb
/>
nemini duplicem hic dubitandi cauſam oboriri poſſe
<
lb
/>
ſcio. </
s
>
<
s
xml:id
="
echoid-s433
"
xml:space
="
preserve
">Primum, quod differre à pendulo libero no-
<
lb
/>
ſtrum hoc videatur, quippe ad ſingulas vibrationes vim
<
lb
/>
quandam ac nixum clavulæ Q R ſentiens. </
s
>
<
s
xml:id
="
echoid-s434
"
xml:space
="
preserve
">Deinde
<
lb
/>
quod, etiamſi penduli ſimplicis proprietates retineat,
<
lb
/>
perque omnia æmuletur, hujus tamen ipſius geminæ
<
lb
/>
inæqualitates à nonnullis, qui ſubtiliter hæc perquiſive-
<
lb
/>
runt, animadverſæ ſint. </
s
>
<
s
xml:id
="
echoid-s435
"
xml:space
="
preserve
">Hìc illud quod de clavulæ im-
<
lb
/>
preſſione dicitur verum eſſe non diffitemur. </
s
>
<
s
xml:id
="
echoid-s436
"
xml:space
="
preserve
">Sed leviſſi-
<
lb
/>
mam utique hanc eſſe novimus ratione gravitatis T, quæ
<
lb
/>
ſic temperatur, ut tantum non deficiat penduli agita-
<
lb
/>
tio, ſed quam minimâ, & </
s
>
<
s
xml:id
="
echoid-s437
"
xml:space
="
preserve
">eâdem tamen latitudine per-
<
lb
/>
ſeveret. </
s
>
<
s
xml:id
="
echoid-s438
"
xml:space
="
preserve
">Proinde nihilo concitatior aut minus æquabilis
<
lb
/>
hic ipſius motus evadit, quam ſi clavulæ prorſus obno-
<
lb
/>
xius non eſſet, pendulumque ſimplex S I T, ut adhuc
<
lb
/>
fieri conſuevit, manu impelleretur. </
s
>
<
s
xml:id
="
echoid-s439
"
xml:space
="
preserve
">Et hoc quidem </
s
>
</
p
>
</
div
>
</
text
>
</
echo
>