Patent ID: 8070245
Filing Date: 2011-12-06
Classification: B41J

Abstract:
1. An ink jet recording apparatus for ejecting droplets of ink to record a first image on a first surface of a recording medium being fed, and for reversing said recording medium back to front after said ink on said first surface has dried, and for ejecting droplets of ink to record a second image on a second surface of said recording medium while feeding said recording medium again, said ink jet recording apparatus comprising: an ink volume obtainer for dividing said first image into a front half region and a rear half region, and for obtaining front-side ink volume and rear-side ink volume which represent total volume of ink droplets necessary for recording said front and rear half regions, said front half region being recorded on a first half portion of said recording medium as said recording medium is fed in a normal direction, and said rear half region being recorded on a last half portion of said recording medium; and a record controller for comparing said front-side ink volume to said rear-side ink volume, and for recording one of said front and rear half regions having more said ink volume in the first place.