METHOD USING BISMUTH BASED ALLOY AS SWITCH OR SOCKET POWER-OFF ELEMENT
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United States of America
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Jan 9, 2020
app pub date -
Nov 27, 2018
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Nov 27, 2018
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Abstract
A method for using a bismuth based alloy as switch or socket power-off element which is applied to a switch or a socket, and the switch or the socket includes two conductive elements for conducting currents and one power-off element. A bismuth based alloy is used as the power-off element and a melting point of the bismuth based alloy is between 100° C. to 380° C. When the power-off element is in an environment below the melting point, the two conductive elements are mutually contacted and capable of conducting currents, whereas the power-off element is only receptive of the currents but does not serve as a medium for conducting the currents; when a working temperature of the switch or the socket is close to or exceeds the melting point, the power-off element loses rigidity and enables the two conductive elements to be separated from each other, thereby forming an electrically disconnected state.
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