Patent ID: 6074055
Filing Date: 2000-06-13
Classification: B41J

Abstract:
A paper transporting system for an ink-jet printer having a print head, said system comprising:paper feeder means for feeding paper into said printer and for transporting said paper through said printer;paper sensor means for sensing a presence of said paper as fed by said paper feeder means, and for generating a sensing signal;position value designator means for storing at least one designated position value in accordance with a paper transporting distance;arithmetic controller means responsive to said sensing signal for counting steps of said paper feeder means and for comparing a count value of said paper feeder means to said at least one designated position value; andcontroller means connected to said print head and responsive to said arithmetic controller means for controlling said print head to move back and forth so as to level-guide said paper with respect to a surface of said print head that faces said paper, thereby preventing said paper from becoming jammed and folded;wherein said at least one designated position value comprises a first designated position value indicating a position at which said print head needs to move back and forth without printing to level-guide said paper.