Ink jet recording head with ink chamber having slanted surfaces to aid bubble removal

摘要

An ink jet recording apparatus includes a liquid passage (112) for ejection of ink; a liquid chamber (108) for supplying ink to the passage; a device for mounting the recording head on the ink jet recording apparatus at an angle not more than 45 degrees relative to the horizontal plane; wherein the chamber (108) has an internal surface (105) which is slanted in a direction from an ink inlet (103) thereof toward the liquid passage (112) at the angle of 5 - 40 degrees relative to an extension of the liquid passage (112).