Thermal inkjet printhead
US7959265B2 · kind B2 · utility
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14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2006 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Sep 27, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1408
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Provided is a thermal inkjet printhead. The inkjet printhead includes a substrate; an insulating layer formed on the substrate; a heater formed on the insulating layer and an electrode to apply current to the heater; a chamber layer that is stacked on the insulating layer and includes an ink chamber; a nozzle layer that is stacked on the chamber layer and includes a nozzle; and at least a heat transfer layer that is formed inside the insulating layer and dissipates heat generated in by the heater toward the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.