Series printer

摘要

A series printer for printing selected indicia or type on a strip of paper wherein the indicia are carried by a rotating drum which rotates in synchronism with a pulse generator identifying specific indicia as they pass through a printing position, a ratchet and pawl operated in synchronism with said drum for intermittantly moving a paper strip through the printing position and in spaced relationship to the drum, pulses produced by an indicia or type signal generator are compared with the identifying pulses and actuates a printing hammer at the printing position when the two sets of pulses are identical to print a specific indicia on the paper, actuation of the printing hammer being prevented during movement of the paper.