Ink jet ink refilling method and apparatus
US6116722A · kind A · utility
39Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 1995 |
| Grant date | Sep 12, 2000 |
| Priority date | — |
| Expiry date | Aug 31, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17506
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink refilling method for an ink container having a porous material capable of producing negative pressure therein and having an ink absorbing portion in a connecting zone with an ink jet recording head, after at least a part of initially contained ink is consumed through the ink absorbing portion includes breaking ink meniscus at the ink absorbing portion of the ink container; supplying the ink into the ink container by a negative pressure produced in the porous material by consumption of the ink, while maintaining fluid communication between the ink absorbing portion and the ink to be supplied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.