Method of operating an electrostatic printhead
US9475281B2 · kind B2 · utility
0Cited by
1References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2014 |
| Grant date | Oct 25, 2016 |
| Priority date | — |
| Expiry date | Jun 4, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/062
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method of reducing and/or preventing the accumulation of concentrated ink at an ejection point of a printhead of an electrostatic inkjet printer when ink is not being ejected at the ejection point, the method comprising reversing the electric field at the ejection point of the printhead during a non-printing phase of operation to reduce the concentration of ink at the ejection point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.