Printhead having a thin film membrane with a floating section
US6626523B2 · kind B2 · utility
2Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2001 |
| Grant date | Sep 30, 2003 |
| Priority date | — |
| Expiry date | Oct 31, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/03
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printhead including a printhead substrate having at least one opening formed in a first surface to provide a fluid path through the substrate. The printhead further includes a thin film membrane formed on a second surface of the substrate. The thin film membrane includes a plurality of fluid ejection elements and has a floating section and a cantilevered section, which are detached and separated from one another by a gap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.