Patent ID: 9073325
Filing Date: 2015-07-07
Classification: B41J

Abstract:
1. An ink jet printing apparatus comprising: a cap for capping an ejection port surface of a print head for ejecting ink; first and second pump tubes communicating with the cap; a guide member including a guide surface for guiding the first and second pump tubes and a reference surface intersecting with the guide surface; a pump roller for pressing the first and second pump tubes; a waste ink storage portion configured to store waste ink ejected from the first and second pump tubes; and a first fixing member including a first coupling portion coupled to a cap-side end of the first pump tube and a second coupling portion coupled to a waste ink storage portion-side end of the second pump tube, wherein a distance from the reference surface to the first coupling portion and a distance from the reference surface to the second coupling portion are different, and wherein the first pump tube coupled to the first coupling portion and the second tube pump tube coupled to the second coupling portion overlap each other with respect to a direction of the reference surface.