Patent ID: 7226156

Claim:
A fluid ejection assembly, comprising: a platform having a fluid inlet, a fluid outlet, a first plurality of fluid feed slots, a second plurality of fluid feed slots, and a fluid manifold defined therein; and a plurality of fluid ejection devices each mounted on the platform, each of the fluid ejection devices including an array of drop ejecting elements and a fluid refill slot communicating with the array of drop ejecting elements, wherein the fluid refill slot of each of the fluid ejection devices communicates with one of at least one of the first plurality of fluid feed slots and at least one of the second plurality of fluid feed slots of the platform, and wherein the fluid manifold fluidically couples each of the first plurality of fluid feed slots and the second plurality of fluid feed slots with the fluid inlet and the fluid outlet of the platform, and includes a first channel communicating with the fluid inlet, a first plurality of sub-channels each communicating with the first channel and one of the first plurality of fluid feed slots, a second channel communicating with the fluid outlet, a second plurality of sub-channels each communicating with the second channel and one of the second plurality of fluid feed slots, and a third plurality of sub-channels each communicating with one of the first plurality of fluid feed slots and one of the second plurality of fluid feed slots.