Ink-jet printhead and method for manufacturing the same
US7465404B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2005 |
| Grant date | Dec 16, 2008 |
| Priority date | — |
| Expiry date | Jan 18, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/1437
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink-jet printhead includes a substrate on which an ink chamber to be supplied with ink to be ejected is formed on a front surface of the substrate, a manifold for supplying ink to the ink chamber is formed on a rear surface of the substrate, and an ink passage in communication with the ink chamber and the manifold is formed parallel to the front surface of the substrate, a nozzle plate formed on the front surface of the substrate, a nozzle formed through the nozzle plate through which ink is ejected from the ink chamber, a heater formed on the nozzle plate, and an electrode electrically connected to the heater for applying current to the heater.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.