Ink-jet pen with two-part lid and techniques for filling
US6733115B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 2002 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | May 21, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17556
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A technique for dispensing ink into an inkjet cartridge. An ink filling kit includes an ink supply including at least one ink chamber for holding a fill supply of liquid ink, and at least one protruding needle in communication with each ink chamber. The kit can include a vacuum system for applying a vacuum to the nozzle array of the printhead nozzle array to draw air through the nozzle array. A method for filling an inkjet cartridge includes providing an ink supply including at least one ink chamber for holding a fill supply of liquid ink, and at least one protruding needle in communication with the ink chamber, holding the inkjet cartridge in a position during a fill procedure relative to the ink supply, wherein the needle extends into internal ink reservoir, dispensing ink from the ink supply through the needle into the ink reservoir, and applying a vacuum to the nozzle array of the printhead nozzle array during the fill procedure to draw air through the nozzle array. The cartridge can include a two part lid structure, including a lid portion for permanent attachment to the housing, and a cover portion having a closed position for covering at least one fill port in the lid struct…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.