Patent ID: 6726313
Filing Date: 2004-04-27
Classification: B41J

Abstract:
An ink jet printer comprising:an ink tank which is held on a movable carriage with a print head mounted thereon and in which ink is held so as to have a free surface, the ink tank having plural to-be-connected portions for the replenishment of ink, one of the to-be-connected portions is located above the free surface of the ink and the other of the to-be-connected portions is located below the free surface of the ink; a main tank disposed outside the movable carriage and with the ink stored therein; a first connecting portion communicating with the main tank; a second connecting portion through which air is discharged to the exterior by an air suction part, wherein the air suction part is a pump; and a connecting part which, at the time of ink supply, connects the first and second connecting portions to the respective to-be-connected portions of the ink tank.