Method for operating a self-propelled cleaning device
US10699543B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 10, 2016 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Mar 29, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L2201/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for operating a self-propelled cleaning device, in particular a vacuuming and/or wiping robot, the cleaning device traveling in one or more rooms on the basis of a stored room map and, if necessary, carrying out cleaning jobs. The cleaning device furthermore receives information from a fire sensor, in particular initiates an emergency call in the event of a fire alarm. In order to devise a method which offers active help to individuals present in the rooms, the cleaning device, in the event of a fire alarm, outputs an acoustic and/or optical signal and moves toward an emergency exit or toward a safe location starting from its current location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.