Drop formation method and device using a cavity with a degraded quality factor
US11766858B2 · kind B2 · utility
0Cited by
8References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 14, 2019 |
| Grant date | Sep 26, 2023 |
| Priority date | — |
| Expiry date | Jun 5, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/022
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A drop generator for a printing head of a continuous inkjet printer includes at least one ink feed conduit for feeding ink into a stimulation chamber, which has a quality factor Q lower than 2 and at least one resonant frequency fr; an actuator for stimulating a wall of said stimulation chamber; and at least one nozzle for ejecting a jet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.