Arrangement for driving a printer carriage in teletypewriters or data printers
AssigneeSiemens Aktiengesellschaft
InventorsUlrich Mayr, Dietmar Horeth, Hans Kusmierz
Life of this patent
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Abstract
An arrangement for the drive of a printer carriage in teletypewriters or data printers in which pliable drawing means secured to the printer carriage is simultaneously driven by two drive motors. The drive motors are of identical design and cooperate with drive guide rollers arranged exteriorly of the printing area. Stepping motors preferably are employed as the drive motors and arranged with a displacement by half a step and can be alternately driven, so that one of the two stepping motors always functions in optimum torque range.
Claims9
In an arrangement for the drive of a printer carriage in teletypewriters or teleprinters, the combination of a platen for supporting a recording medium, a printer carriage disposed for movement relative to the platen and carrying a printing head, a pair of drive motors of identical design, each disposed adjacent opposite sides of the carriage in the direction of travel thereof, and pliable drawing means operatively connecting said carriage and said motors, whereby said motors are always simultaneously driven by means of identical control signals during the transport of said carriage and head on said pliable drawing means.
Dependencies are inferred from the claim text.