Inkjet printhead having a self aligned nozzle
US6273544A · kind A · utility
159Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 19, 1999 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | Oct 19, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1648
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An inkjet printing arrangement having a series of nozzles for the ejection of ink wherein the nozzle rims are formed as a result of the deposition of a rim material layer and a subsequent planar etching of the material layer so as to form the nozzle rim. The planar etching can comprise chemical-mechanical planarization of the rim material layer and any associated sacrificial layers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.