Patent ID: 7780282

Claim:
A cartridge unit for an inkjet printer comprising: a body portion having a plurality of ink storage compartments; a pagewidth printhead configured to receive ink from the ink storage compartments and distribute said ink to a plurality of nozzles arranged in use to deliver the ink onto passing print media; and a capping assembly for capping the pagewidth printhead, the capping assembly comprising: a body which extends the length of the printhead; and a capping element housed within said body and movable with respect to said body between first and second positions, said first position being where a portion of the capping element extends from said body, and said second position being where said capping element is contained within said body, the capping element being biased into said first position, wherein the ink storage compartments comprise an absorption material which stores the ink therein under capillary action for supply to the nozzles of the printhead.