美國
US 12,697,810 B2
Drive device
US 12,697,810 B2 是美國專利商標局(USPTO)的核准專利,日期 2026-08-04。申請人:RISO Technologies Corporation。PDF 可在本頁下載,未登入每天最多 5 篇。
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- 申請人
- RISO Technologies Corporation
- 發明人
- Masaya ICHIKAWA
- 公開日
- 2026-08-04
- 申請日
- 2024-05-31
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,810 B2 · US12697810 · 12697810
摘要
A drive device includes a drive circuit to output a drive signal that is to be applied to an actuator of a liquid ejection head for ejecting liquid droplets. The drive signal includes an adjustment ejection waveform portion that includes a first portion having an expansion pulse that decreases pressure in a pressure chamber of the actuator and a second portion having a contraction pulse that increases pressure in the pressure chamber.…
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專利局網站: 美國專利商標局(USPTO)