to the weaving width further drawn in in fig1 a are a separately arranged compressed air supply unit 10 a compressed air infeed line 11 for connection of the separately arranged compressed air supply unit 10 to a compressed air distributor network an electrical control line 12 and compressed air distributor lines 13 the air nozzles 3 4 5 and 6 of the separately arranged compressed air supply unit 10 are supplied with compressed air via the compressed air distributor lines 13 which are drawn in in broken lines in fig1 as well as via possible further not illustrated compressed air supply components such as for example solenoid valves the separate compressed air supply unit of the exemplary embodiment is designed as a module which is accessible from all sides for example as a console rack or battery frame side walls lids and other possible covers are designed to be removable the covers are provided with cut outs for operating elements such as for example setting and regulation knobs or manual valves the separate compressed air supply unit of the exemplary embodiment is equipped with legs which results in an ideal working height for maintenance work and settings and creates sufficient base freedom for the inlet and outlet lines to take place from the base side the inlet and outlet lines for the compressed air and the electrical control lines are designed to be flexible so that the separate compressed air supply unit.