Determining an issue in an inkjet nozzle with impedance measurements
US9463622B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 7, 2015 |
| Grant date | Oct 11, 2016 |
| Priority date | — |
| Expiry date | Dec 7, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14354
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method for determining an issue in an inkjet nozzle with impedance measurements, includes taking a first impedance measurement to detect a drive bubble with an impedance sensor; and taking a second impedance measurement to detect said drive bubble with said impedance sensor after said first impedance measurement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.