American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 489
manner in which letters or figures are transmitted by this system is as follows:Assuming the key k to be depressed. The sunflower trailer /continues to rotate untilit reaches the segment connected with that key. The moment the trailer reaches thatsegment a current from dynamo d passes via… … QUOTATION COMPANY TICKER. 415 small relays SR, sp, to the Aground at e. The completion of this circuit attracts thearmature of cm, and its lever c (Fig. 309^) interposes a detent c before a tooth on theclutch cw, as in Fig. 309^, at once arresting the rotation of the shaft s, and holding thetrailer…
Telegraph
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