Invention Grant
US08205969B2 Jet stack with precision port holes for ink jet printer and associated method 有权
喷墨打印机和喷墨打印机的精密端口孔

Jet stack with precision port holes for ink jet printer and associated method
Abstract:
A print head for a printer includes a jet stack for passage of ink to media to form an image on the media. The jet stack includes a substrate having a micro actuator. The substrate has an opening through the substrate that is proximate to the micro actuator and a diaphragm bonded to the substrate. The diaphragm has an opening through the diaphragm that is configured for fluid communication with the opening through the substrate. The diaphragm opening has a width that is larger than a width of the opening in the substrate.
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