Patent ID: 7287826
Filing Date: 2007-10-30
Classification: B41J

Abstract:
1. A method of performing printhead maintenance firing in an ink jet printer that has a printhead carrier that carries an ink jet printhead, said ink jet printer having a waste ink receptacle, comprising the steps of: decelerating said printhead carrier from a first velocity after printing print data; and controlling a firing of said printhead during said decelerating in accordance with maintenance data so that ink droplets ejected from said printhead during said decelerating are received by said waste ink receptacle, said maintenance data being appended to said print data for a particular printing swath pass for serialization to said printhead; and wherein a timing segment is interposed between said print data and said maintenance data; and wherein a length (L) of said waste ink receptacle, which is positioned to begin at a predetermined location, is determined by the formula: