Printhead assembly having flexible printed circuit board and busbars

摘要

A printhead assembly ( 10 ) for a pagewidth drop on demand ink jet printer includes an array of printhead modules ( 11 ) extending across the pagewidth. A flexible printed circuit board ( 26 ) carries data and power to the modules ( 11 ) and also extends across the pagewidth. A pair of busbars ( 19 ) is electrically connected to the flexible printed circuit board ( 26 ) to carry power to it. The busbars also extend across the pagewidth.