. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . Fio. 16.—Steuo Fig. 19.—Relay. Tances a step after each imprint f)f one or more signs, according to the number of keys de-pressed at a time. Thcmelhod emi)loy(d being a phonetic one, it isapplical)le to any language. The general arrangement of the receivingstation is shown in Fig. 17. Each sector D ofthe phonic wheel is connected with one of thepolarized relays I{^, li^, etc., which close thecircuits of th
. Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics . Fio. 16.—Steuo Fig. 19.—Relay. Tances a step after each imprint f)f one or more signs, according to the number of keys de-pressed at a time. Thcmelhod emi)loy(d being a phonetic one, it isapplical)le to any language. The general arrangement of the receivingstation is shown in Fig. 17. Each sector D ofthe phonic wheel is connected with one of thepolarized relays I{^, li^, etc., which close thecircuits of the electro-magnets e e e through bat-tery P3. The printer P iti Fig. 17 is shown inperspective in Fig. 18, and consists of 20 printinglevers which carry the stenographic signs. Aseach electro-magnet is energized it attracts itshinged armature from below and pushes up itsprinting lever. At the transmitting station the20 keys on the board are connected to the sectorsof the phonic wheel corresponding to those ofthe receiving station, so that the pressing of akey causes the corresponding sign to be polarized relay is shown in Fig. IS). A stcuographic lino corros[)onds to the de-pression of
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Keywords: ., bookcentury1800, bookdecade189, booksubjectmechanicalengineering
