High print quality inkjet printhead
US7004556B2 · kind B2 · utility
2Cited by
3References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2004 |
| Grant date | Feb 28, 2006 |
| Priority date | — |
| Expiry date | Sep 28, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14475
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Several improvements have been made in inkjet print cartridges to realize 5 ng drop weights at ejection frequencies of 18 KHz. These improvements include small nozzle openings, improved heater resistor efficiency, and better ink supply reliability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.