发明名称 |
Ink jet printing head and printing apparatus using same. |
摘要 |
<p>An ink jet print head includes ink ejection outlets for ejecting ink, passages communicating with the ejection outlets; a common chamber for supplying the ink to the passages; ejection energy generating elements for producing energy for ejecting the ink; an ink supply passage for supplying the ink to the common chamber; a buffering chamber disposed at a position through which a pressure wave resulting from driving of the ejection energy generating elements propagate, the buffering chamber containing a gas for attenuating the pressure wave, wherein a part of a wall constituting the buffering chamber has a gas transmitting property. <IMAGE></p> |
申请公布号 |
EP0591989(A2) |
申请公布日期 |
1994.04.13 |
申请号 |
EP19930116327 |
申请日期 |
1993.10.08 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OTSUKA, NAOJI;ARAI, ATSUSHI;YANO, KENTARO;TAKAHASHI, KIICHIRO;NISHIKORI, HITOSHI;IWASAKI, OSAMU |
分类号 |
B41J2/055;B41J2/14;B41J2/19;(IPC1-7):B41J2/055 |
主分类号 |
B41J2/055 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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