Carbon brush having a centering sleeve
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United States of America Patent
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Aug 8, 2017
Grant Date -
Apr 23, 2015
app pub date -
May 31, 2013
filing date -
May 31, 2012
priority date (Note) -
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Abstract
The invention relates to a carbon brush (2), having a wear limit indicating function, having a current-carrying stranded wire being arranged in the brush body (4), and having a stranded indicating wire (10), which, at a stranded wire end section (12), is surrounded and fixed by a sleeve (8) having an infeed opening (22), wherein the sleeve (8) is arranged in a recess (6) being formed in the brush body (4). The sleeve (8) is formed as a centering sleeve, the inner diameter (26a, 26b) of which at the infeed opening (22) nearly corresponds to the outer diameter (24) and features a tapering (30) that is conical in the infeed direction.
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