Ejection hole plate, liquid ejection head, and liquid ejection apparatus
US10131145B2 · kind B2 · utility
0Cited by
0References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 12, 2017 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Sep 12, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/16
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a nozzle plate having small-diameter nozzle holes and large-diameter nozzle holes that are larger in diameter than the small-diameter nozzle holes and communicate with the small-diameter nozzle holes on the downstream side along the direction of ink flow.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.