Patent ID: 6880923

Claim:
An ink cartridge comprising: one or more ink chambers storing ink; a sealing member sealing the ink chambers and provided with one or more ink injection openings, through which the ink is injected into the ink chambers, and one or more first air inflow openings, through which the ink chambers communicate with an outside of the ink chambers; a cover member forming air inflow passageways between the first air inflow openings and the outside of the ink chambers with the sealing member and sealing the ink injection openings; and an ink blocking part formed to correspond to each of the air inflow passageways, forming a first part of the air inflow passageways in cooperation with the first air inflow openings, and disposed in the first air inflow openings to block the ink from being discharged through the first air inflow openings in cooperation with the first air inflow openings.