loss . “ Instead of using a trunk or penstock , smaller than the horizontal section of the cistern B , extend the sides front and back of said cistern , upwards in one continued line , whenever the same can be done ; the cistern and penstock then form one trunk , of equal section through out . “… … tached thereto . The whole being shown in a vertical sec tion through the axis of the wheel . “ A A is the cistern of water , the construction of which , with its penstock , may be seen at B A , fig . 4 . “ D the wheel , the flanch on its upper side passing within the edge of that on the lower…
Mühlen mit mahlsteinen (mechanische verfahrenstechnik) · Neunzehntes jahrhundert n. chr
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