Fluid ejection device having a layer with a discontinuity
US7024768B2 · kind B2 · utility
1Cited by
20References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2002 |
| Grant date | Apr 11, 2006 |
| Priority date | — |
| Expiry date | Oct 30, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49401
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In one embodiment, a fluid ejection device comprises a substrate having a first surface, and a fluid slot in the first surface. The device further comprises a fluid ejector formed over the first surface of the substrate, and a chamber layer formed over the first surface of the substrate. The chamber layer defines a chamber about the fluid ejector, wherein fluid flows from the fluid slot towards the to be ejected therefrom. The chamber layer has a discontinuity, wherein the discontinuity is positioned over the fluid slot.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.