kreiselschwader (2) with at least one schwadkreisel (3), a rechkreisel (4) with at zinkenarmen (5) stored in rechzinken (6), and with a steuerungseinrichtung (10), with which a kreiselh u00f6he the or each schwadkreisels (3) depending on at least one measurable he today, size adjustable in operation automatically.with the steuerungseinrichtung (10) kreiselh u00f6he of each schwadkreisels depending on vibrations of the rechzinken (6) during operation, automatic, and in the area of each schwadkreisels (3), a sensor (15) installed, through which the vibrations of the rechzinken (6 ') of the gene schwadkreisels (3) in operation are also ascertained.
