Printhead module of a printhead assembly
View Patent ↗A printhead module for a printhead assembly of a pagewidth ink jet printer. The printhead module comprises: an upper micromolding locating a printhead integrated circuit, wherein the upper micromolding includes a first series of ink inlets in fluid communication with the printhead integrated circuit; a lower micromolding including a second series of ink inlets which are in fluid communication with the first series of ink inlets; and a mid-package film located between the upper and lower micromoldings, wherein the mid-package film includes a plurality of holes through which ink passes from the second series of ink inlets to the first series of ink inlets.
1. A printhead module for a printhead assembly of a pagewidth ink jet printer, the printhead module comprising:
an upper micromolding locating a printhead integrated circuit, the upper micromolding including a first series of ink inlets in fluid communication with the printhead integrated circuit;
a lower micromolding including a second series of ink inlets which are in fluid communication with the first series of ink inlets; and
a mid-package film located between the upper and lower micromoldings, the mid-package film including a plurality of holes through which ink passes from the second series of ink inlets to the first series of ink inlets, wherein
the upper micromolding includes a first series of air inlets which are in fluid communication with the printhead integrated circuit,
the lower micromolding includes an air inlet which is in fluid communication with the first series of air inlets, and
the air inlet of the lower micromolding extends across the lower micromolding.
2. The printhead module according to claim 1 , wherein the upper micromolding includes an exhaust hole receives and expels air from the second air inlet.