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brush

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brush

In certain electric motors, one of a pair of contacts that pass electric current into and out of the rotating coils by means of a device known as a commutator. The brushes, which are often replaceable, are usually made of carbon, which is soft and reduces wear on the copper contacts on the rotating commutator.



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? Mentioned in ? References in classic literature
 
Sighing, he dipped his brush and passed it along the topmost plank; repeated the operation; did it again; compared the in- significant whitewashed streak with the far-reaching continent of unwhitewashed fence, and sat down on a tree-box discouraged.
When his triumph had ceased, he cast the brush on the slight heap Duncan had made before the entrance of the second cavern, and closed the view.
He assembled a good many Foxes and publicly advised them to cut off their tails, saying that they would not only look much better without them, but that they would get rid of the weight of the brush, which was a very great inconvenience.
 
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