FIELD: mechanical engineering. SUBSTANCE: device has two driving rollers mounted in parallel for permitting rotation in the same direction. The pressing roller is parallel to the axes of the driving rollers and set in radial-thrust ball bearing. The spring pressing the ball bearing to the inner split ring is mounted on the ball bearing axle. EFFECT: improved quality of cleaning. 3 dwg
Authors
Dates
1995-12-27—Published
1992-11-02—Filed