Printhead with liquid flow through device
US7850283B2 · kind B2 · utility
2Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 24, 2009 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | Apr 24, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/185
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid drop ejector is disclosed including a nozzle structure and a thermal actuator. The nozzle structure includes a nozzle and a wall. The nozzle includes an end and the wall extends from the end of the nozzle. The thermal actuator is associated with at least one of the nozzle and the wall, and is operable to add surface energy to at least one of the nozzle and the wall to cause a directional change in a liquid flowing through the nozzle structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.