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公开(公告)号:US3795146A
公开(公告)日:1974-03-05
申请号:US3795146D
申请日:1972-05-12
Applicant: VAPOR CORP
Inventor: WILSON F
CPC classification number: G01F23/263
Abstract: An open loop capacitance-type level gauge that utilizes a triangular reference voltage, a differentiator means including a capacitor probe, an absolute value amplifier, and a utilization means for providing a linear voltage directly proportional to the level of fluid contained in a vessel is disclosed.
Abstract translation: 公开了一种使用三角参考电压的开环电容型液位计,包括电容器探针的微分器装置,绝对值放大器和用于提供与包含在容器中的液体水平成正比的线性电压的利用装置。 。