Invention Grant
US08197029B2 Forming nozzles 有权
成型喷嘴

Forming nozzles
Abstract:
Fluid ejection nozzles having a tapered section leading to a straight walled bore are described. Both the tapered section of the nozzle and the straight walled bore are formed from a single side of semiconductor layer so that the tapered section and the bore are aligned with one another, even when an array of nozzles are formed across a die and multiple dies are formed on a semiconductor substrate.
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