Patent ID: 11927966
Assignee: VORWERK & CO. INTERHOLDING GMBH
Field: Control (Instruments)
Classification: CPC A  G | IPC G

Claim 6:
7. A system of an automatically moving floor treatment appliance (1) according to claim 1, and a base station (24) for performing a service activity at the floor treatment appliance (1), wherein the base station (24) has a reference surface (25), on which the floor treatment appliance (1) can travel, wherein the computing means (5) of the floor treatment appliance (1) is configured to compare a distance (a) from the reference surface (25) detected by one of the fall sensors (8, 9, 10, 11, 12, 13, 14, 15) of the floor treatment appliance (1) with a defined reference result, and, in the event of a deviation, to determine a malfunctioning of the one fall sensor (8, 9, 10, 11, 12, 13, 14, 15).