Head and liquid ejecting apparatus
US9705066B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 4, 2016 |
| Grant date | Jul 11, 2017 |
| Priority date | — |
| Expiry date | Feb 4, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N30/2047
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A head includes a channel formation substrate having two piezoelectric actuator rows formed thereon, a driving circuit, and a driving circuit board which is provided with a first bump and a second bump, in which the first bump is provided on the outside of the piezoelectric actuator row, an adhesive layer is provided on both sides of the first bump and the second bump, a first through hole and a second through hole are provided on the driving circuit board, a first connection wiring and a second connection wiring are provided in the first through hole and the second through hole, and a first electrode of the piezoelectric actuator is electrically connected to a first connection wiring via the first bump and a second electrode is electrically connected to a second connection wiring via the second bump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.