US 2016/0243828 A1 · RAISED FLUID PASS-THROUGH STRUCTURE IN PRINT HEADS

Abstract

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.

Claims20

Dependent claims

A print head, comprising:

a circuit substrate having a hole and a raised structure formed at least partially from the substrate surrounding the hole, the raised structure and the hole forming a portion of a fluid path;
and
a circuit on the substrate, the circuit having traces and a hole corresponding to the hole in the substrate;
wherein, the raised structure is positioned to separate the circuit from the fluid path.

1 more element

Dependencies are inferred from the claim text.

Raised fluid pass-through structure in print heads

Life of this patent

Raised fluid pass-through structure in print heads

Life of this patent

Abstract

Claims20