f u00f6rdervorrichtung (16) for a fasswagen (10), umfassend u2013 a auslegearm (18) for the transport of liquids, which is a first leitungsteil (20), relative to the fasswagen (10) to a longitudinal direction (x) of the fasswagens (10), the first axis (22) verschwenkbar this befestigbar, and a second leitungsteil (24) iswhat about a longitudinal direction (x) of the fasswagens (10), the second axis (26) on the first leitungsteil (20) verschwenkbar is attached; a gelenkviereck (38) with a frame (42), a swing (48), a belt (46) and a crank (44) to the leitungsteile (verschwenken 20. 24) the rotation (22,26); and the swing (48) by at least one hydraulic cylinder formed with the belt (46) parallel to the second leitungsteil (24) it is running on the attached and the crank (44) by means of at least one further hydraulikzylinders (50) relative to the frame (42) verschwenkbar.