VACUUM SWITCH
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United States of America Patent
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Issued Date -
Sep 17, 2009
app pub date -
Mar 12, 2009
filing date -
Mar 14, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention relates to a switch for initiating or interrupting current flow between two or more terminals. Preferably, the switch provides for two breaks in the circuit when the switch is in the open position, more specifically, by providing a gap between fixed and movable contacts within one or more vacuum bottles. The switch can also include a ground vacuum bottle for connecting one or more of the terminals to ground. Preferably, a visual indicator for the state of the switch is also provided.
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