Patent ID: 7367649

Claim:
A printhead assembly, comprising: at least one printhead module comprising at least two, separate printhead integrated circuits, each of the printhead integrated circuits having nozzles formed therein for delivering printing fluid onto the surface of print media, one elongate support member supporting the at least two printhead integrated circuits, and an electrical connector for connecting electrical signals to the at least two printhead integrated circuits; drive electronics incorporating at least one controller arranged to control the printing operation of a selectable number of the at least two printhead integrated circuits via the electrical connector; a mounting element on which the drive electronics are mounted; and a casing removably mounting the at least one printhead module and the mounting element, the at least one printhead module being removably mounted through clamping of the elongate support member to a support frame of the casing by a clamping arrangement of the mounting element, the clamping arrangement being configured to allow constrained movement of the printhead module relative to the casing during use.