ELECTRO-THERMAL CONVERSION DEVICE BOARD, INK-JET RECORDING HEAD PROVIDED WITH THE ELECTRO-THERMAL CONVERSION DEVICE BOARD, INK-JET RECORDING APPARATUS USING THE SAME, AND PRODUCTION METHOD OF INK-JET RECORDING HEAD
US6443563B1 · kind B1 · utility
16Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 27, 1999 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Oct 27, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1646
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Beneath electro-thermal conversion device layers having heaters, a common electrode layer electrically connected to heaters through branch connection parts is laminated through a protective film, and discrete electrodes are formed on an upper surface of the electro-thermal conversion device layers putting the branch connection parts between, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.