Slip ring and slip ring electrical system
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United States of America Patent
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Oct 11, 2016
Grant Date -
Feb 27, 2014
app pub date -
Aug 23, 2013
filing date -
Aug 27, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A slip ring includes an exterior, a plurality of brushes, a plurality of rings, a brush fixing member that causes the plurality of brushes to contact the plurality of rings and supports the plurality of brushes, and a rotating shaft inserted into the plurality of rings and supports the plurality of rings. The slip ring also includes a reference signal generation unit configured to generate a reference signal, and a detection unit configured to detect a signal, wherein a circuit is formed by the reference signal generation unit, a first brush, which is at least one of the plurality of brushes, a first ring that contacts the first brush, and the detection unit, and wherein a state of contact of the first brush and the first ring is detected based on the signal detected by the detection unit.
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