发明名称 Conductance control for detecting foam and/or an unstable fluid line
摘要 A method and apparatus is provided for detecting and responding to foaming of a fluid being heated, and more particularly, for operating a device having a container with fluid therein, wherein a resistance of an electrical path from a probe is measured through the fluid to a ground resistance. In operation, a control probe having a foam detecting conductance microcontroller module shuts off the device based on a predetermined volatility/variability of two or more resistance readings, because such may indicate the presence of foam in the fluid.
申请公布号 US7436187(B2) 申请公布日期 2008.10.14
申请号 US20050031525 申请日期 2005.01.07
申请人 ITT MANUFACTURING ENTERPRISES, INC. 发明人 THOMSON CHRISTOPHER J.
分类号 G01N27/02 主分类号 G01N27/02
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