WINDING CONTACT BY ELECTRICAL SLIDING CONTACTS ESPECIALLY BY COAL BRUSHES FROM ELECTRICAL MACHINES

摘要

1380510 Electrical connection ELEKTROKOHLE LICHTENBERG VEB 21 May 1973 [14 Aug 1972] 24094/73 Heading H2E The flexible connector of a carbon, graphite or metal graphite brush is secured in a recess in the brush by tamping round its end an ungraded iron powder of grain size under 0À4 mm., mixed with from 0À5 to 5% of graphite powder (preferably 2%) to reduce voltage drop across the connection and to improve pull-out strength.