Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 391
E, the whole forming a sort of frame, which turns uponE as a centre; and according as it is put in the position shown by the plainline in Fig. 176, or in that indicated by the dotted lines, causes the receivingtube or the hollow cylinder to form part of the main tube, the cross-piece,D, serving as… … Fig. 176. -Sending and Receiving Apparatus.—TransverseSection. the hollow cylinder is in a line with the main tube, it is plain that thecarrier will not be stopped, as the tube is then continuous and uninter-rupted. In this hollow cylinder also the carrier to be sent is deposited-after the rocking…
Inventions
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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-94-38.webp)
