Mercury switch

A mercury switch (also known as a mercury tilt switch) is a switch which opens and closes an electrical circuit when it is tilted at certain angles. When it is tilted a small amount of the liquid metal mercury makes contact with metal electrodes to close the circuit.

单词	Tilt switch
释义	Tilt switch 英语百科 Mercury switch A mercury switch (also known as a mercury tilt switch) is a switch which opens and closes an electrical circuit when it is tilted at certain angles. When it is tilted a small amount of the liquid metal mercury makes contact with metal electrodes to close the circuit.
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Tilt switch

Mercury switch