| 发明名称 | Liquid ejecting head and liquid ejecting apparatus | ||
| 摘要 | A liquid ejecting head comprises a pressure-generating chamber communicating with a nozzle opening and a piezoelectric element including a piezoelectric layer and electrodes. The piezoelectric layer is composed of a compound oxide having a perovskite structure and containing bismuth, ferrate, manganese, potassium and titanium. | ||
| 申请公布号 | US8857952(B2) | 申请公布日期 | 2014.10.14 |
| 申请号 | US201113046667 | 申请日期 | 2011.03.11 |
| 申请人 | Seiko Epson Corporation | 发明人 | Yonemura Takayuki;Isshiki Tetsuya |
| 分类号 | B41J2/015 | 主分类号 | B41J2/015 |
| 代理机构 | Kilpatrick Townsend & Stockton LLP | 代理人 | Kilpatrick Townsend & Stockton LLP |
| 主权项 | 1. A liquid ejecting head comprising: a pressure-generating chamber communicating with a nozzle opening; and a piezoelectric element comprising a piezoelectric layer and electrodes, wherein the piezoelectric layer is composed of a compound oxide having a perovskite structure and containing bismuth ferrate manganate and bismuth potassium titanate. | ||
| 地址 | Tokyo JP | ||