Liquid discharge head and manufacturing method thereof
US7686423B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2007 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | Jun 1, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid discharge head comprising a liquid discharge substrate in which a first liquid supply port being a penetration port for supplying a liquid is formed and is provided with a first electrode receiving electric energy for discharging the liquid on a surface thereof on one side, a supporting member which is opposed to the first electrode and a second liquid supply port being a penetration port for supplying the liquid is formed to communicate with the first liquid supply port, the supporting member provided with a second electrode for transmitting the electric energy to the first electrode on a surface opposed to the first electrode, and a conductive first intermediate member abutting with both of the first electrode and the second electrode to electrically connect the first electrode and the second electrode, wherein an abutting surface of the first intermediate member abutting with the first electrode is flattened.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.