Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element
US8814329B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Oct 11, 2012 |
| Grant date | Aug 26, 2014 |
| Priority date | — |
| Expiry date | Oct 11, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/03
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid ejecting head for discharging liquid from nozzle openings is provided. The liquid ejecting head includes a piezoelectric film and piezoelectric element with electrodes on the piezoelectric film. The piezoelectric film includes barium titanate-based composition having a perovskite structure containing barium, titanium, and copper less than or equal to 3 mol % of titanium amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.