发明名称 |
Fluid ejection device and method of operating |
摘要 |
A fluid ejection device has an orifice plate with an orifice therein, and a heating element that heats fluid and ejects the fluid through the orifice that is associated with the heating element. The orifice has an exit area O, and the heating element has an effective surface area R, wherein a ratio R/O is below about 2.
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申请公布号 |
US6679576(B2) |
申请公布日期 |
2004.01.20 |
申请号 |
US20010908312 |
申请日期 |
2001.07.17 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
CRIVELLI PAUL |
分类号 |
B41J2/14;(IPC1-7):B41J2/14 |
主分类号 |
B41J2/14 |
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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