Printhead nozzle with reduced ink inertia and viscous drag
US7147306B2 · kind B2 · utility
6Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2005 |
| Grant date | Dec 12, 2006 |
| Priority date | — |
| Expiry date | Aug 29, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/21
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A thermal inkjet printhead with heater elements disposed in respective bubble forming chambers for heating part of the ejectable liquid above its boiling point to form a gas bubble that causes the ejection of a drop of the ejectable liquid from the nozzle, wherein,
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.