Inkjet pen/printhead with shipping fluid
US8596746B2 · kind B2 · utility
4Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2009 |
| Grant date | Dec 3, 2013 |
| Priority date | — |
| Expiry date | Mar 31, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49401
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An inkjet pen includes a printhead firing chamber, a nozzle plate having at least one nozzle in fluid communication with the firing chamber, and a layer of shipping fluid within the firing chamber and covering the nozzle plate and the at least one nozzle. The shipping fluid has a density that is different than that of the ink that will be ejected from the firing chamber to form an image on media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.