DEVICE MAKING IT POSSIBLE TO SWITCH FROM ONE ELECTRIC SOURCE TO ANOTHER
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United States of America Patent
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Issued Date -
Jan 8, 2009
app pub date -
Jul 7, 2008
filing date -
Jul 6, 2007
priority date (Note) -
Abandoned
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Abstract
The present invention relates to a device making it possible to switch from one electric source to another. It comprises two electromechanical relays, each of the two relays being capable of supplying power current coming from one of the two sources. The two relays are connected to one another so that the current supply for controlling one of the relays prevents the current supply for controlling the other relay.
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