Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 128
unit also. Page 9 Section 5 Multiplex System 263-C 39. The printing unit shown in Figure 10 consists of a magnet, armature, and printinghammer so mounted that when the magnet is energized the armature imparts to thehammer a forward motion which causes the hammer to strike a quick blow on the… … 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
Telegraph
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