Patent ID: 6733103
Filing Date: 2004-05-11
Classification: B41J

Abstract:
A printer comprising:a carriage that has a plurality of print heads mounted thereon and that reciprocates with respect to a print medium; a printer main body having a main power supply; a cable that establishes electric conduction between the main power supply and the plurality of print heads; a voltage generating unit that is disposed on the carriage and that generates head drive voltages according to the plurality of print heads from a voltage supplied from the main power supply; a fan that supplies air into the carriage; a plurality of ink tanks that are respectively disposed in the carriage in correspondence with the print heads, and that contain ink respectively supplied to the print heads; a plurality of ink temperature detectors that are respectively disposed in correspondence with the plurality of ink tanks, and that each detect at least one of a temperature of one of the ink tanks and a temperature of the ink in said one of the ink tanks; and a fan controller that controls driving of the fan such that the fan is driven when a difference between a maximum value and a minimum value of a plurality of temperatures detected by the plurality of ink temperature detectors is larger than a predetermined value.