PRINTING APPARATUS Russian patent published in 1997 - IPC

FIELD: computing, in particular, controlling-registering machines for printing identical information on two documents. SUBSTANCE: printing apparatus has printing wheels, ratchet wheels, stops for selective retaining of ratchet wheels in predetermined angular position, printing rolls and selective drive clutches for printing rolls. Printing wheels loosely put on shafts are arranged in two blocks for effectuating parallel printing. The number of printing wheels in each block is equal to the number of spacings on document. Each printing wheel of each block is connected with ratchet wheel of related spacing through toothed pair. Gears of toothed pair are rigidly fixed on ends of printing and ratchet wheels. EFFECT: increased efficiency and wider operational capabilities. 2 dwg