for supporting the suction cleaner on the exhaust air

Full Title

Suction cleaners adapted for additional purposes (suction devices for removing ash F23J1/02); Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids > for using the exhaust air for other purposes, e.g. for distribution of chemicals in a room, for sterilisation of the air (spraying or atomising in general B05) > for supporting the suction cleaner on the exhaust air