mercury switch


Also found in: Thesaurus, Medical, Legal, Financial, Encyclopedia, Wikipedia.

mercury switch

n
(Electrical Engineering) electrical engineering a switch in which a circuit is completed between two terminals by liquid mercury when the switch is tilted

mer′cury switch`


n.
an esp. quiet switch that opens and closes an electric circuit by shifting a vial containing a pool of mercury.
References in periodicals archive ?
We will use mercury switch for this purpose, they said adding that hand glove communicates with frame grid through RF transmitter.
4, 2010 Prevention vehicle parts, the Management metalcaster must either Practices for create a site-specific Mercury plan for mercury switch removal or purchase scrap from a vendor that participates in an approved mercury program.
Environmental Defense, the Ecology Center and the Environmental Council of the States launched the mercury switch removal program.
The system is activated by a wireless panic button for a workplace violence situation, a mercury switch for laptop theft, or one of many other sensors for different problems.
The sensor, which operates on a lithium battery, is mounted so that the internal mercury switch is at a 45 [degrees] angle.
ELVS was formed by the automakers to help them address their mercury switch responsibility.
The pollution prevention requirements include a metallic scrap management plan, a mercury switch removal program and a restriction on binder formulation for furfuryl alcohol warm box mold- or coremaking.
During the International Environmental Council meeting, Robin Wiener, president of the Institute of Scrap Recycling Industries (ISRI), confirmed that a recently signed Memorandum of Understanding would usher in the first-ever national mercury switch removal program.