发明名称 ELEKTRISCHE KUEHLWASSERSTANDSKONTROLLE
摘要 <p>The water level detector is fitted into the top of the car radiator and operates on the capacitance between the detector and walls of the radiator. It is switched into the measuring circuit when the ignition is switched on and operates a switching control to maintain the low water warning light until the ignition is switched off. The detector has no moving parts and provides a reliable and effective sensor. It can also be used for all types of water level indicators, in water tanks and even in plant boxes with automatic watering at set time intervals.</p>
申请公布号 DE2706459(A1) 申请公布日期 1978.08.17
申请号 DE19772706459 申请日期 1977.02.16
申请人 BERLINER VERKEHRS-BETRIEBE 发明人 STRANGFELD,RALF,DIPL.-ING.
分类号 F01P11/18;(IPC1-7):60R18/00;01N27/22;01F23/26 主分类号 F01P11/18
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