Printhead structure
First Claim
Patent Images
1. A printhead structure, comprising:
- an ejector element;
a multi-layer insulator covering the ejector element; and
an amorphous metal on the insulator,wherein the multi-layer insulator comprises;
a first insulator layer covering the ejector element; and
a second insulator layer covering the first insulator layer, wherein the first insulator layer is thicker than the second insulator layer.
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Abstract
In one example, a printhead structure includes an ejector element, a multi-layer insulator covering the ejector element, and an amorphous metal on the insulator.
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Citations
16 Claims
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1. A printhead structure, comprising:
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an ejector element; a multi-layer insulator covering the ejector element; and an amorphous metal on the insulator, wherein the multi-layer insulator comprises; a first insulator layer covering the ejector element; and a second insulator layer covering the first insulator layer, wherein the first insulator layer is thicker than the second insulator layer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 16)
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10. A printhead structure, comprising:
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an ejector element to eject a liquid from a dispensing chamber; multiple passivation layers covering the ejector element; and an amorphous metal layer lining part of the dispensing chamber on an outermost passivation layer, wherein the multiple passivation layers comprise; a first passivation layer covering the ejector element; and a second passivation layer covering the first passivation layer, wherein the first passivation layer is thicker than the second passivation layer. - View Dependent Claims (11, 12, 13)
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14. A printhead structure, comprising:
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a resistor; a single first insulator layer on the resistor; a single second insulator layer on the first insulator layer; and a single amorphous metal layer on the second insulator layer, wherein the single first insulator layer is thicker than the single second insulator layer. - View Dependent Claims (15)
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Specification