Electrical switch
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United States of America Patent
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Jun 15, 2021
Grant Date -
Jul 2, 2020
app pub date -
Mar 10, 2020
filing date -
Sep 15, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
The electrical switch includes two fixed contacts and a rotatable knife contact having a rotational axis and including at least one longitudinal pair of blades flexibly connected to each other. The two fixed contacts as well as the blades in the rotatable knife contact are of a first electrically conductive material composition. The first and the second fixed contact includes a first contact pin and outer ends in the blades in the rotatable knife contact includes a second contact pin. The first contact pin and the second contact pin are of a second electrically material composition, which is different from the first material composition. The first contact pin and the second contact pin pass over each other during a switching event.
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