Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 128
Fig. 10 40. The spacer unit is shown in Figure 11. Its function is to space the carriage ofthe printer the correct distance after the printing of each letter or whenever it is desiredto make a space, as between words. SPACING PAWL CARRIAGECONTACTS … RESET MAGNETiCAR. RET.LOCKING CONTACT Fig. 11 41. The carriage is normally held to the extreme right of the printer by means of acord, one end of which is fastened to the carriage and the other end wound on a smalldrum which is under the tension of a spiral drum spring. When the spacer magnet…
Telegraph
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