Ink delivery techniques using multiple ink supplies
US6773097B2 · kind B2 · utility
21Cited by
5References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 29, 2001 |
| Grant date | Aug 10, 2004 |
| Priority date | — |
| Expiry date | Apr 26, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17553
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An inkjet printing system, which includes a printhead having a plurality of ink ejection elements, a first ink supply having a capillary material disposed therein for holding a volume of ink and fluidically coupled with the printhead, and a second ink supply having a volume of ink and fluidically coupled with the printhead. The second ink supply provides ink to the printhead when a differential pressure between the printhead and the second supply exceeds a predetermined pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.