American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 534
which the escape-wheel / rotates, so tliat it comes into line witli the space betweentlie teeth next back of that in which pawl 5 now rests. Hence, when the armatureR is retracted and pawl 4 disengages from the wheel /, the wheel will advance onestep before it is held by pawl 4. This peculiar… … 436z; AMERICAN TELEGRAPHY. (at which time the printing is effected), the escape-wheel does not make a full move-ment, and consequently the paper tube is not advanced, but when the letter is printedand the armature R of m is retracted, the paper is then fed. In the operation of receiving messages by…
Telegraph
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