Liquid discharge head, liquid discharge apparatus, and wiring substrate
US10857790B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2019 |
| Grant date | Dec 8, 2020 |
| Priority date | — |
| Expiry date | Jun 18, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/14491
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
There is provided a liquid discharge head including a drive IC that outputs the first signal and the second signal, and a wiring substrate having a first side and a second side longer than the first side, electrically connected to the drive IC, and propagating the first signal and the second signal, in which the wiring substrate includes a first electrode to which the first signal is input, a second electrode to which the second signal is input, a third electrode electrically connected to the first electrode, and a fourth electrode electrically connected to the second electrode, and in a direction along the second side, the second electrode is positioned between the first electrode and the third electrode, and the third electrode is positioned between the second electrode and the fourth electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.