RAISED FLUID PASS-THROUGH STRUCTURE IN PRINT HEADS

A print head includes a substrate having a hole, a circuit on the substrate, the circuit having traces and a hole corresponding to the hole in the substrate, the hole forming a fluid path, and a raised structure on the substrate around the fluid path, the raised structure positioned to seal the circ...

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Bibliographische Detailangaben
Hauptverfasser: FREITAG CHAD D, SLENES CHAD J, REDDING GARY D, JUDGE JON G, KOEHLER DAVID R, CELLURA MARK A, JONES GARRY A, NYSTROM PETER J, BRICK JONATHAN R
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A print head includes a substrate having a hole, a circuit on the substrate, the circuit having traces and a hole corresponding to the hole in the substrate, the hole forming a fluid path, and a raised structure on the substrate around the fluid path, the raised structure positioned to seal the circuit from the fluid path.