Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556

Page concordance

< >
Scan Original
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
< >
page |< < of 599 > >|
    <archimedes>
      <text>
        <body>
          <chap id="N10018">
            <p id="N197EB" type="main">
              <s id="N1983B">
                <pb pagenum="302" xlink:href="001/01/312.jpg"/>
              Deinde utrobique paulatim fit anguſtior, adeo ut anguſtiſſima eius pars tan
                <lb/>
              tummodo lata fiat palmos duos & totidem digitos. </s>
              <s id="N19849">Sed curuaturæ exterio
                <lb/>
              res cum interioribus ſic committuntur, ut quæque exterior in medio interio­
                <lb/>
              ris finiatur: & contra quæque interior in medio exterioris: quali compactio­
                <lb/>
              ne tympanum firmius fieri dubium
                <expan abbr="nõ">non</expan>
              eſt. </s>
              <s id="N19856">Curuaturæ præterea exteriores
                <lb/>
              cum interiorib. </s>
              <s id="N1985B">
                <expan abbr="cõglutinãtur">conglutinantur</expan>
              crebris clauis ligneis. </s>
              <s id="N19861">Curuatura uerò quæque,
                <lb/>
              ſi eam per tergum
                <expan abbr="rotundũ">rotundum</expan>
              dimetimur, longa eſt pedes quatuor & palmos
                <lb/>
              tres. </s>
              <s id="N1986C">Verùm radij ſunt quatuor, lati palmos duos, craſſi palmum &
                <expan abbr="digitũ">digitum</expan>
              ,
                <lb/>
              longi exceptis capitibus pedes duos & digitos tres: quorum alterum caput
                <lb/>
              includitur in axe, ibique paxillis adactis firmatur: alterum in trianguli
                <expan abbr="figurã">figuram</expan>
                <lb/>
              formatum in curuaturæ exterioris, ipſi oppoſitæ, partem latiorem includi­
                <lb/>
              tur: partim ſuam ſeruans figuram tam altè quàm curuatura
                <expan abbr="aſcẽdit">aſcendit</expan>
              , ligneoque
                <lb/>
              clauo cum ipſa coniungitur & conglutinatur: qui clauus ſub interiore orbe
                <lb/>
              infigitur in radio: ſed pars radij in
                <expan abbr="triãguli">trianguli</expan>
              figuram formata interior eſt, ſim­
                <lb/>
              plex exterior. </s>
              <s id="N1988D">At
                <expan abbr="triãgulus">triangulus</expan>
              iſte duo latera habet æqualia, erecta ſcilicet, quæ
                <lb/>
              longa ſunt palmum. </s>
              <s id="N19896">Eis uerò ſubiectum eſt inæquale, nam longum digitos
                <lb/>
              quinque. </s>
              <s id="N1989B">Ad eandem figuram pars ex curuatura exciſa eſt. </s>
              <s id="N1989E">Porrò tympanum
                <lb/>
              dentes habet numero ſexaginta: quia enim neceſſe eſt tympanum, cui ſunt
                <lb/>
              fuſi, bis uerti anteaquam hoc ipſum ſemel uertatur, tot ſint oportet: longi au
                <lb/>
              tem ſunt pedem. </s>
              <s id="N198A7">Extant enim ex tympani orbe interiore palmum, ex exteri
                <lb/>
              ore digitos tres: at lati ſunt palmum, craſſi digitos duos & dimidium. </s>
              <s id="N198AC">Vt au
                <lb/>
              tem unus ab altero diſtet digitis tribus
                <expan abbr="nõ">non</expan>
              aliter ac fuſi, ipſa res poſtulat. </s>
              <s id="N198B5">A­
                <lb/>
              xis autem craſſitudo ſecundum proportionem radiorum & curuaturarum
                <lb/>
              debet confici. </s>
              <s id="N198BC">Quoniam uerò bini eius dentes ſingula deprimunt tigilla, i­
                <lb/>
              pſum
                <expan abbr="dẽtes">dentes</expan>
              habere quatuor & uiginti neceſſe eſt: quorum quiſque ex eo exis
                <lb/>
              tet pedem & palmum ac digitum: figuram ferè habens ſemicirculi, cuius la­
                <lb/>
              tior pars lata ſit palmos tres &
                <expan abbr="digitũ">digitum</expan>
              : quæque uerò craſſa palmum. </s>
              <s id="N198CD">Sed den­
                <lb/>
              tes diſtribuendi ſunt ſecundum has quatuor axis partes ſuperiorem & infe
                <lb/>
              riorem atque duas quæ ſunt à lateribus: itaque axis habeat duodecim forami­
                <lb/>
              na: quorum primum ex ſuperiore parte per eum penetret in inferiorem: ſe­
                <lb/>
              cundum ex uno latere in alterum. </s>
              <s id="N198D8">Primum autem diſtet à ſecundo pedibus
                <lb/>
              quatuor & palmis duobus. </s>
              <s id="N198DD">
                <expan abbr="Eodẽ">Eodem</expan>
              modo bina quæque foramina, quæ ſequun
                <lb/>
              tur, ſe habeant, & ijſdem interuallis diſtinguantur: cùm præterea dentes ſin
                <lb/>
              guli ſingulis
                <expan abbr="debeãt">debeant</expan>
              eſſe oppoſiti, primus includitur in primi foraminis par
                <lb/>
              tem ſuperiorem, ſecundus in eiuſdem partem inferiorem, paxillisque adactis
                <lb/>
              firmantur ne ex eis excidant. </s>
              <s id="N198EF">Tertius uerò includitur in ſecundi foraminis
                <lb/>
              partem, quæ eſt à dextro latere. </s>
              <s id="N198F4">Quartus in eiuſdem partem, quæ eſt à ſini­
                <lb/>
              ſtro: pari modo alij dentes includuntur in ſequentia foramina: qua ratione
                <lb/>
              fit, ut dentes uiciſſim tigilla deprimant. </s>
              <s id="N198FB">Poſtremò ne hoc quidem omitten­
                <lb/>
              dum, multis unum tantummodo eſſe axem, cui dentes ſimul & rota ſint.</s>
            </p>
            <p id="N19900" type="caption">
              <s id="N19902">A
                <emph type="italics"/>
              xis
                <emph.end type="italics"/>
              A. R
                <emph type="italics"/>
              ota
                <emph.end type="italics"/>
              B. T
                <emph type="italics"/>
              ympanum ex fuſis conſtans
                <emph.end type="italics"/>
              C.
                <lb/>
              A
                <emph type="italics"/>
              lter axis
                <emph.end type="italics"/>
              D. T
                <emph type="italics"/>
              ympanum dentatum
                <emph.end type="italics"/>
              E. E
                <emph type="italics"/>
              ius radij
                <emph.end type="italics"/>
              F.
                <lb/>
              E
                <emph type="italics"/>
              iuſdem curuaturæ
                <emph.end type="italics"/>
              G. E
                <emph type="italics"/>
              iuſdem dentes
                <emph.end type="italics"/>
              H. A
                <emph type="italics"/>
              xis dentes
                <emph.end type="italics"/>
              I.</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum