Vorwerk & Co Interholding Gmbh

Heinz-Gerhard Krumm

Wieland Guhne

Peter Wulf

Horst Neugart

A filter for a cooling air stream of an electric commutator motor for a household device has a passage into which a cooling air stream flows after passing an electric commutator motor, and a filtering member composed of an electrostatically charged material which coats the passage partially or completely.

Filter for cooling air stream of electric commutator motor for household

A floor care device has a rotary tool rotatable about an axis of rotation, a motor arranged to drive the rotary tool in rotation through a power transmission, and a supporting element formed as an angle lever which supports the tool, the motor and the power transmission and freely turns about a pivot axis which is offset relative to the axis of rotation of the tool in a substantially upright direction.

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Ennepetal, Germany

Heinz-Gerhard Krumm