Ink delivery system and methods for improved printing
US7997698B2 · kind B2 · utility
2Cited by
66References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2008 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Jan 5, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/195
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink delivery system having at least one off-axis ink supply container and an on-axis printhead assembly. The on-axis printhead assembly includes at least one reservoir and a corresponding standpipe separated by a particle filter. At least one tube connects the off-axis ink supply container to the on-axis printhead assembly. A first valve is configured to selectively open a flow path between the tube and the reservoir. A second valve is configured to selectively open a flow path between the standpipe and the tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.