Patent ID: 7941893

Claim:
A vacuum cleaning tool comprising: a housing having a connecting socket for effecting flow communication to a vacuum device of a vacuum cleaning device; the housing having a suction opening through which a working air flowenters the housing; the housing having an outlet opening through which the working air flowexits from the housing; a cleaning tool rotatably supported in the housing; an air turbine rotatably supported in a turbine chamber of the housing, wherein the air turbine drives the cleaning tool in rotation; a control device for controlling a drive power for driving the cleaning tool based on a pressure existing in the vacuum cleaning tool; wherein the control device comprises a pressure sensor; wherein the air turbine is driven by a first suction air flow taken in through the suction opening, wherein the control device adjusts the first suction air flow; wherein the cleaning tool is arranged in a working chamber of the housing, wherein the suction opening opens into the working chamber, wherein the turbine chamber and the working chamber are connected by one or more flow connections, and wherein the control device acts on a flow cross-section of at least one of the one or more flow connections.