Printer, printhead, apparatus and method for air-free ink delivery
US7334883B2 · kind B2 · utility
7Cited by
9References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2004 |
| Grant date | Feb 26, 2008 |
| Priority date | — |
| Expiry date | Jun 7, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/175
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printer having an ink delivery system with an air purge to ambient. A vent sealing material is disposed in an air vent. The vent sealing material is pervious to air when dry and impervious to air when wetted by the ink. Also, when wet, the vent sealing material forms a seal in the air vent so that the ink delivery system is sealed in an air free and liquid tight manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.