Patent ID: 7207653

Claim:
An ink-jet head unit comprising: an ink-jet head having a plurality of ejection-energy generating elements for generating energies for ejecting an ink from a plurality of nozzles, and a row of terminals exposed on a surface thereof for energizing said plurality of ejection-energy generating elements; a flexible wiring board having a wiring pattern jointed on one side of an end portion thereof to said row of terminals of said ink-jet head,.said flexible wiring board extending in a direction perpendicular to a direction of extension of said row of terminals, and including an inclined portion extending from said end portion obliquely upwardly and outwardly of said surface of said ink-jet head; and a rigid member having a higher degree of rigidity than said flexible wiring board and disposed on said flexible wiring board in contact with at least said end portion, on a side of said end portion opposite to that which is jointed to said row of terminals.