Patent ID: 6986563

Claim:
A printhead assembly for an ink jet printer, the printhead assembly comprising: an elongate ink supply structure that defines at least one longitudinally extending ink passage and at least one set of holes in fluid communication with the at least one ink passage; a first ink path defining structure that defines at least one first ink path formation on one side and at least one set of ink inlet openings on an opposite side in fluid communication with the at least one first ink path formation, the first ink path defining structure being engageable with the ink supply structure so that each ink inlet opening is in fluid communication with a respective hole of the ink supply structure; a second ink path defining structure that defines at least one second ink path formation on one side and at least one set of exit holes on an opposite side in fluid communication with the at least one second ink path formation, the first and second ink path defining structures being engaged with each other so that first and second ink path formations define at least one tortuous ink path; and at least one elongate printhead integrated circuit, having a plurality of ink inlets, that is mounted on the second ink path defining structure so that each ink inlet is in fluid communication with a respective exit hole of the second ink path structure.