发明名称 |
Ink jet head drive apparatus and drive method, and a printer using these |
摘要 |
An inkjet printer provided with an ink jet print head having a nozzle, an ink channel that is connected to the nozzle, and an electrostatic actuator that is composed of a diaphragm that is provided in a part of the ink channel and an electrode placed outside of the ink channel opposite to the diaphragm. The diaphragm is distorted by means of an electrostatic force generated by applying a first voltage to the electrostatic actuator. A second voltage, different than the first voltage, is applied to the actuator to relax the diaphragm and to discharge ejecting ink droplets from the nozzle.
|
申请公布号 |
US5644341(A) |
申请公布日期 |
1997.07.01 |
申请号 |
US19940350912 |
申请日期 |
1994.12.07 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
FUJII, MASAHIRO;MIYASHITA, IKUHIRO;KOEDA, HIROSHI;MUKAIYAMA, KEIICHI;MARUYAMA, HIROYUKI;OTSUKI, NORIYOSHI;WATANABE, TOSHIAKI;KOBAYASHI, NAOKI |
分类号 |
B41J2/045;B41J2/14;(IPC1-7):B41J29/38 |
主分类号 |
B41J2/045 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|