| 摘要 |
A system for printing a document (1) comprises a first motor (5) for driving the document with respect to the frame along a first horizontal direction, the document being vertically arranged; a printer (7) coupled to a vertical linear displacement system (9, 11, 12), and designed to print information on the document; a post-marking roller (17) bearing symbols liable to be selectively pressed on the document with interposition of an ink ribbon (19) associated with running means; a second motor (15) coupled to driving means (13, 14) of the printer and roller; and a clutch (24, 28, 30) for coupling the running means to the first motor (5) only when the printer is in a predetermined range of displacement.
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