Nozzle plate for ink-jet printer and method for manufacturing the same
US6808251B2 · kind B2 · utility
2Cited by
6References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2002 |
| Grant date | Oct 26, 2004 |
| Priority date | — |
| Expiry date | Jan 3, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1645
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In manufacturing a nozzle plate for an ink-jet printer including a nozzle hole to jet ink formed so as to penetrate the nozzle plate in the thickness direction thereof and a water-repellent film formed on an ink downstream-side surface of the both sides of the nozzle plate at which the nozzle hole is opened, firstly the water-repellent film is formed by Sol-Gel process, and then the nozzle hole is formed. A thickness of the water-repellent film is formed less than 1 &mgr;m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.