Patent ID: 7156489

Claim:
A printhead assembly, comprising: at least one printhead module comprising at least two printhead integrated circuits, each of which has nozzles formed therein for delivering printing fluid onto the surface of print media, and a support member supporting and carrying the printing fluid for the at least two printhead integrated circuits; and a casing in which the at least one printhead module is removably mounted by having a first side thereof slidably received in a longitudinally extending groove of the casing and a second side thereof clamped to the casing by a clamp mounted to the casing, wherein the clamp is configured to constrain movement of the printhead module relative to the casing across the longitudinal direction of the casing and in the direction of printing fluid delivery from the nozzles to the print media, and to allow movement of the printhead module along the longitudinal direction of the casing.