Abstract: Device for the insertion, drive and ejection of sheets of paper in a printer, comprising at least one automatic paper insertion path and at least one manual insertion path for cards or sheets, these paths terminating in an insertion point in the impression device of the printer, characterized by means, arranged on the automatic insertion path, for effecting the insertion of a continuous paper band up to a predetermined guillotine point placed ahead of the said insertion point and means of cutting the band when a predetermined length has been engaged below the said cutting point, at the moment of its arrival at the said predetermined point.

Abstract: Printer for printing machine comprising a plurality of styluses arranged in a plane parallel to the writing line and a corresponding number of electromagnets whose armatures cooperate with one end of the styluses mounted in a fixed guide, the other end being driven by a movable guide, characterized by means for subjecting the guide to a first alternating linear movement parallel to the writing line combined with a second alternating linear movement perpendicular to the first one, the amplitude of these linear movements corresponding to an integral number of characters printed in the form of dot matrixes.The invention can be applied to high speed printers operating at 300 to 500 lines per minute.