Non-contact liquid printing
US11498066B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2018 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Sep 15, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/15
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A perforate element for use in a print head for non-contact liquid printing comprises: at least one ejection element including an outlet, configured to eject a bulk flow of printing liquid out of the print head; and a liquid residence element, arranged to provide a layer of liquid over the outlet which extends laterally of the outlet and through which the bulk flow is ejected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.