multi-disk clutch for mopeds Interaction of piston, connecting rod, crankshaft and clutch. No power flow at low revs. Power flow at high revs by means of flyweights. Power flow on pressing the starting lever. description ordernumber 1155 see also: Mercedes-Benz 7-gear automatic transmission CVT automatic transmission with sliding articulated band clutch model case four-speed transmission, suited for the technology lab