Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1994-05-11
1996-01-30
Skudy, R.
Electrical generator or motor structure
Dynamoelectric
Rotary
310245, 310251, 310253, H02K 1300
Patent
active
054882613
ABSTRACT:
The invention relates to a carbon brush (10) with a braided indicator wire (26), (28) for indicating a defined wear of the carbon brush. The braided indicator wire is embedded in a blind bore (30), and is disposed spaced apart from the bottom (32) of the blind bore. To assure an exact indication of the wear of the carbon brush, the bottom of the blind bore is covered with a layer (40) consisting of an insulating material.
REFERENCES:
patent: 1188635 (1916-06-01), Eynon
patent: 1441640 (1923-01-01), Taylor
patent: 2199532 (1940-05-01), Weeks
patent: 4333095 (1982-06-01), Silva
patent: 4536670 (1985-08-01), Mayer
patent: 4636778 (1987-01-01), Corkran et al.
Kubler Edmund
Schardt Gunter
Swoboda Anton
Ulm Horst
Schunk Kohlenstofftechnik GmbH
Skudy R.
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