Security system for equipment for dry disinfecting and cleaning vertical shafts

摘要

The present invention relates to a safety system 4 for equipment for dry cleaning and disinfecting vertical shafts, especially rubbish chutes, in order to prevent the cleaning device 3 from receiving rubbish on its top. The doors 2 into the chute can be locked by a mechanical locking means. A detector system starts the equipment 1 which controls the device 3 when all the doors are closed. <IMAGE>