Patent ID: 7591529

Claim:
A pagewidth modular printhead assembly that comprises an elongate, pagewidth support structure an elongate ink distribution member positioned on the support structure and defining a number of longitudinally extending ink conduits for conveying respective inks and defining sets of apertures, the apertures of each set being in fluid communication with respective conduits; a series of inkjet printhead modules mounted on the support structure to be operatively engaged with the ink distribution member, each inkjet printhead module having an ink distribution assembly in fluid communication with respective sets of the apertures and a printhead integrated circuit mounted on the ink distribution assembly to receive ink; a series of capping devices mounted on the support structure and displaceable between an operative position in which the integrated circuits are capped by respective capping devices and inoperative positions in which the integrated circuits are uncapped; and a capping device actuating mechanism operatively engaged with the capping devices to displace the capping devices into and out of the operative and inoperative positions.