Determining an issue in an inkjet nozzle with impedance measurements
US9701116B2 · kind B2 · utility
4Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 2016 |
| Grant date | Jul 11, 2017 |
| Priority date | — |
| Expiry date | Sep 12, 2036 |
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.