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

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    <archimedes>
      <text>
        <body>
          <chap id="N10018">
            <p id="N1291A" type="main">
              <s id="N12921">
                <pb pagenum="121" xlink:href="001/01/131.jpg"/>
              craſſa & lata pedem, fibulis in ſummo coniuncta, in imo diuaricata erigun­
                <lb/>
              tur: eorum ſingulorum inferiora capita in ſingulorum
                <expan abbr="tignorũ">tignorum</expan>
              in ſolo ſtra­
                <lb/>
              torum formis
                <expan abbr="includũtur">includuntur</expan>
              : tigna, quæ humi iacent, longa ſunt pedes quinque,
                <lb/>
              lata ſeſquipedem, craſſa pedem. </s>
              <s id="N12937">Quodque autem tignum erectum cum tigno
                <lb/>
              humi ſtrato connectitur tertio quodam tigno obliquè deſcendente: cuius
                <lb/>
              caput ſuperius includitur in forma tigni erecti: inferius in forma tigni humi
                <lb/>
              iacentis. </s>
              <s id="N12940">Eiuſmodi uerò tignum longum eſt pedes quatuor, craſſum &
                <expan abbr="latũ">latum</expan>
                <lb/>
              pedem: quomodo fit area rotunda, cuius linea dimetiens habet ad quinqua
                <lb/>
              ginta pedes: in eius areæ medio crater altus ad decem pedes foditur, & fiſtu
                <lb/>
              ca ſpiſſatur, aut, ut ſatis habeat firmitatis, contiguis tigillis, per quæ
                <expan abbr="penetrãt">penetrant</expan>
                <lb/>
              pali, ſtabilitur: eorum enim coniunctione terra crateris continetur ut deci­
                <lb/>
              dere non poſsit. </s>
              <s id="N12955">In imo crateris
                <expan abbr="tignũ">tignum</expan>
              ſternitur longum pedes tres uel qua­
                <lb/>
              tuor, craſſum & latum ſeſquipedem: id, ut immobile maneat, in tigillis conti
                <lb/>
              guis eſt incluſum. </s>
              <s id="N12960">In eius medio ferreus eſt catillus, acie temperatus, in quo
                <lb/>
              ferreus axis codax uerſatur: ſimili modo tignum, quod in ſummo ſub fibula
                <lb/>
              in formis duorum tignorum erectorum eſt incluſum, habet catillum
                <expan abbr="ferreũ">ferreum</expan>
                <lb/>
              in quo alter ipſius axis codax ferreus uoluitur: nam quiſque axis metallicus,
                <lb/>
              ut quæque ſemel, ſi res ita ferat, dicam, duos ferreos habet codaces, tanquam
                <lb/>
              clauos, in medio capitum, ad circinum rotundatorum, infixos: eorum pars,
                <lb/>
              quæ in axis caput in figitur tam lata eſt quàm ipſum caput, & craſſa
                <expan abbr="digitũ">digitum</expan>
              :
                <lb/>
              quæ extat teres & craſſa palmum, aut craſsior, ſi res hoc poſtulat. </s>
              <s id="N12979">Capita eti
                <lb/>
              am cuiuſque axis metallici circulo ferreo cinguntur & uinciuntur, ut eò firmi
                <lb/>
              us codaces continere poſsint. </s>
              <s id="N12980">Axis
                <expan abbr="autẽ">autem</expan>
              huius machinæ, exceptis capitibus,
                <lb/>
              quadrangulus eſt & longus pedes quadraginta, craſſus & latus ſeſquipe­
                <lb/>
              dem: in cuius axis formis quæ ſunt ſupra caput inferius, quatuor tignorum
                <lb/>
              obliquè aſcendentium capita incluſa fibulantur: eorundem capita ſuperio­
                <lb/>
              ra ſuſtinent duo tigna tranſuerſaria duplicata, item in eorum formis in cluſa. </s>
              <s id="N1298F">
                <lb/>
              Tigna uerò obliquè aſcendentia ſunt longa pedes decem & octo, craſſa pal
                <lb/>
              mos tres, lata quinque. </s>
              <s id="N12995">At tranſuerſaria duplicata ſic ad axem affixa ſunt & in
                <lb/>
              ter ſe clauis ligneis coniuncta, ut non ſeparentur: ea autem longa ſunt pedes
                <lb/>
              quatuor & uiginti. </s>
              <s id="N1299C">Deinde
                <expan abbr="tympanũ">tympanum</expan>
              eſt, quod conſtat ex tribus rotis: qua­
                <lb/>
              rum media tam à ſuprema quàm ab infima diſtat pedibus ſeptem. </s>
              <s id="N129A5">Eis qua­
                <lb/>
              tuor ſunt radij, quos totidem tigilla obliquè aſcendentia ſuſtinent: quorum
                <lb/>
              capita inferiora circum axem fibula coniunguntur: ſingulorum
                <expan abbr="aũt">aut</expan>
                <expan abbr="radiorũ">radiorum</expan>
                <lb/>
              alterum caput in forma axis, alterum in forma curuaturæ incluſum eſt. </s>
              <s id="N129B6">Ex
                <lb/>
              curuaturis infimæ rotæ ad curuaturas mediæ undique
                <expan abbr="pertinẽt">pertinent</expan>
              fuſi: ſimiliter
                <lb/>
              ex curuaturis mediæ ad curuaturas ſupremæ: quibus fuſis duo ductarij fu­
                <lb/>
              nes inuoluuntur: alter inter infimam rotam & mediam, alter inter
                <expan abbr="mediã">mediam</expan>
              &
                <lb/>
              ſupremam. </s>
              <s id="N129C9">Hoc ædificium, in metæ figuram, excepta ea parte quandrangu
                <lb/>
              la quæ ſpectat ad puteum formatum, totum ſcandulis contegitur. </s>
              <s id="N129CE">Tum du­
                <lb/>
              plicis ordinis ſunt tigna tranſuerſaria utrinque ſtatutis incluſa: utraque longa
                <lb/>
              ſunt pedes decem & octo: ſed ſtatuta craſſa & lata pedem, tranſuerſaria tres
                <lb/>
              palmos. </s>
              <s id="N129D7">Statuta numero ſunt ſedecim, tranſuerſaria octo, ſuper quæ collo­
                <lb/>
              cantur duæ trabes latæ pedem, craſſæ tres palmos, excauatæ ad ſemipedis
                <lb/>
              latitudinem, ad quinque digitorum altitudinem: & altera quidem locatur ſu­</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>