Process for reducing blockage in nozzle holes for ink jet printing
US6179417A · kind A · utility
3Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 4, 1995 |
| Grant date | Jan 30, 2001 |
| Priority date | — |
| Expiry date | Jan 4, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17513
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Blockage of the holes in an ink jet nozzle is greatly reduced by immersing the polyether polyurethane foam from the ink jet cartridge in cold water for a period of at least six hours.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.