Liquid jet head and liquid jet apparatus
US9908339B2 · kind B2 · utility
1Cited by
0References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 23, 2016 |
| Grant date | Mar 6, 2018 |
| Priority date | — |
| Expiry date | Sep 23, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid jet head includes an actuator plate having opposite surfaces with ejection grooves arranged on one surface and a return path arranged on the other surface. A spacer plate has one surface on which the actuator plate is positioned and has a side flow path communicating with the ejection grooves. An air bubble retention suppression unit is provided on the spacer plate and suppresses retention of air bubbles in the side flow path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.