Sensirion Ag

Maximilian Eichberger

Bernd D Zimmermann

Bernd Zimmermann

The present invention relates to a vacuum cleaner device () for operation on a floor area (F), comprising: a suction duct () and an actuator () arranged and configured to generate an underpressure in the suction duct () so that air is sucked into the suction duct (), a temperature sensor () configured to sample an air temperature in the vicinity of the device (), wherein said temperature sensor () is arranged in the suction duct () or adjacent an opening () of the suction duct (), and an analyzing unit () configured to detect a wet spot (W) on said floor area (F) using said sampled air temperature.

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Stafa, Switzerland

Maximilian Eichberger