Orifice plate for an ink-jet pen
US5434606A · kind A · utility
31Cited by
12References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 1991 |
| Grant date | Jul 18, 1995 |
| Priority date | — |
| Expiry date | Jul 2, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1606
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Selected portions of the orifice plate surfaces are formed to have wetting and non-wetting surface characteristics for minimizing the accumulation of residual ink on the outer surface of the plate and for enhancing the flow of supply ink to the orifices of the plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.