Brush contact apparatus and dryer comprising one

摘要

The dryer has a washing drum, and a carbon brush (1) electrically contacting the drum. The carbon brush has a housing (3) with a grinding carbon (7) and a pocket guide (5), where the grinding carbon is axial relocatably supported within the guide. A conductivity measuring device whose measuring signal is grippable or applicable to the drum over the carbon brush. A displacement axle is radially arranged to the drum.