The throttle flap for a motor vehicle internal combustion engine exhaust duct has a housing (1) with a pivot shaft (5) on which is mounted the throttle flap (6). The shaft is connected to a vacuum chamber (14) with a diaphragm. The flap has an axially oper...

Exhaust gas cooler comprises an exhaust gas inlet, an exhaust gas outlet and a number of channels (1) for the exhaust gas which extend between the inlet and outlet and through which cooling air circulates. At least one cooling air guiding plate (7) is prov...