American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 479
armature2^J^ oi PM IS again attracted. PHELPS SHIFTING DEVICE. The PHELPS PAPER FEED,—The paper feed of the Phelps printer is operated fig. 305. by the wheels pw and gs, Fig. 303. In the operation of these wheels the mechanical move-ment employed is the Geneva stop. Small pins/^,/25 6tc., are… … termed a is gearedwith the clock-work, but hasonly a limited continuous mo-tion, namely, the distancebetween any two pins such asPiPi It is released to beginthis movement simultaneous-ly with the movement ofthe shaft s of the wheels. Thedirection of the movementof pw, is, however, oppositeto that…
Telegraph
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