Ink-jet head, ink-jet head substrate, and a method for making the head
US6390606B1 · kind B1 · utility
31Cited by
12References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 1999 |
| Grant date | May 21, 2002 |
| Priority date | — |
| Expiry date | Jun 3, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/1646
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
In an ink-jet head substrate including a thermal effect section for applying thermal energy to liquid to form a bubble in the liquid, the thermal effect section being connected with a nozzle for discharging the liquid, an electrothermal transducer for generating the thermal energy, and a pair of electrodes, a resin layer composed of a polyether amide is formed on the surface of the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.