Invention Grant
US08168120B1 Reliable switch that is triggered by the detection of a specific gas or substance 有权
通过检测特定气体或物质触发的可靠开关

Reliable switch that is triggered by the detection of a specific gas or substance
Abstract:
A sensor, having a resonant frequency responsive to presence of an analyze, comprising a DC electrostatic excitation component, to produce a static force pulling a moveable element toward a backplate; an AC electrostatic excitation component, to produce an oscillation in the moveable element with respect to the backplate; and a sensor to detect contact between the moveable and the backplate.
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