Printhead reservoir with siphon vents
US7682008B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2006 |
| Grant date | Mar 23, 2010 |
| Priority date | — |
| Expiry date | Sep 6, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17593
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printhead reservoir assembly has at least one reservoir to hold ink. The assembly includes an outlet plate having siphon vents to allow air to exit an ink path, a manifold plate having at least one manifold to channel ink and manifold outlets to corresponding to the siphon vents, a jet stack having an array of jets to transfer ink out of the printhead reservoir assembly to a printing substrate and jet stack outlets corresponding to the siphon vents, and a circuit board between the jet stack and the manifold plate to operate the jet stack, the circuit board having outlets corresponding to the siphon vents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.