REGULATING FLAP

A regulating flap, especially exhaust flap for the exhaust gas stream of an internal combustion engine, includes a flap body (), a flap diaphragm () carried on a pivot shaft () that is rotatable about a pivot axis (S) in the interior of the flap body (). A pivot drive () has a drive element () to be coupled with the pivot shaft (). A fixing device () fixes the pivot drive () in relation to the flap body (). The fixing device () includes a bayonet fastener ().