发明名称 |
METHOD AND ASSEMBLY TO DETECT FLUID |
摘要 |
<p>An assembly includes an election chamber, an ejection member, and a capacitance detection unit. The ejection chamber holds a fluid. The ejection member is disposed in the ejection chamber to selectively receive a predetermined amount of power from a power supply line. The capacitance detection unit detects art amount of capacitance.</p> |
申请公布号 |
EP2720873(A2) |
申请公布日期 |
2014.04.23 |
申请号 |
EP20110868171 |
申请日期 |
2011.06.20 |
申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
BENJAMIN, TRUDY |
分类号 |
B41J2/045;B41J2/125;B41J2/17 |
主分类号 |
B41J2/045 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|