Nozzle plate, liquid droplet discharge head, and liquid droplet discharge apparatus
US9527285B2 · kind B2 · utility
1Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2016 |
| Grant date | Dec 27, 2016 |
| Priority date | — |
| Expiry date | Mar 25, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14491
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A nozzle plate for a liquid droplet discharge head to discharge a charged liquid droplet, includes a discharge port disposed on a nozzle face; a discharge chamber filled with liquid to be discharged from the discharge port; a nozzle hole extending from the discharge port in a thickness direction of the nozzle plate and communicating with the discharge chamber; a first electrode disposed at either the discharge chamber or the nozzle hole and contacting part of the liquid droplet; and a second electrode disposed on the nozzle face and neither connecting to the first electrode nor contacting the liquid droplet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.