Patent ID: 6176629
Filing Date: 2001-01-23
Classification: B41J

Abstract:
A dot matrix printer comprising:an ink-supply tank having a first wall and a second wall extending in a direction substantially perpendicular to said first wall, said first wall having a length as viewed in a direction therealong extending from said second wall;an ink absorbing member formed of a porous material mounted within said ink-supply tank;a printing mechanism for applying ink from said ink absorbing member to effect dot matrix printing; andan ink-supply outlet formed in said first wall of said ink-supply tank at a position between the midpoint of said length of said first wall and said second wall, said ink-supply outlet engaging a portion of said ink absorbing member at least in the region of said ink absorbing member facing said ink-supply outlet, the mean pore size of said ink absorbing member in the vicinity of the region thereof facing said ink-supply outlet being smaller than the mean pore size of said ink absorbing member other than in the region of the ink absorbing member in the vicinity of said ink-supply outlet.