Patent ID: 6530654
Filing Date: 2003-03-11
Classification: B41J

Abstract:
A recording liquid container for containing recording liquid to be supplied to an ink jet recording head, said recording liquid container being detachably connectable with a recording liquid receiving portion of a recording liquid absorbing material accommodating chamber which in turn is connectable to the ink jet recording head and which contains a recording liquid absorbing material for retaining the recording liquid to be supplied to the recording liquid jet recording head, said recording liquid absorbing material accommodating chamber being provided with an air vent, said recording liquid container comprising:a main body; and a cylindrical liquid supply portion having an opening formed in said main body and connectable with the receiving portion of the recording liquid absorbing material accommodating chamber to supply the recording liquid out; wherein said recording liquid container is substantially isolated from ambient air except for said opening, and said opening has a circular shape which is elongated more in a vertical direction than a horizontal direction.