Patent ID: 7690764

Claim:
A modular printhead comprising: an elongate channel; a flexible printed circuit board in the elongate channel; and a plurality of printhead modules received in the elongate channel, each printhead module comprising: a carrier; an elongate ink delivery member mounted in the carrier and defining a plurality of longitudinal conduits, each conduit carrying a respective ink, the elongate ink delivery member further defining a plurality of sets of apertures, each set of apertures including a plurality of apertures which are each in register with a corresponding conduit; and a printhead including a plurality of inkjet nozzles, each inkjet nozzle being in fluid communication with a respective conduit, and a fine pitch flex printed circuit board, wherein, when each of the printhead modules is received in the elongate channel, the fine pitch flex printed circuit board of each printhead module is arranged to contact the flexible printed circuit board in order to receive data and power from the flexible printed circuit board.