Trw Automotive Electronics & Components Gmbh & Co. Kg

Juergen Girke

Hans-Joachim Frohne

Klaus Mueller

Jens Ostendorf

Josef Ferstl

A rotary switch in a motor vehicle has a stationary central part, a rotatable outer part, a control part and a contact unit (). The control part is coupled to the rotatable outer part so as to transfer a rotary movement of the outer part directly into the contact unit ().

Rotary switch in a motor vehicle

An electric push-button switch () includes a housing (), a push-button (). The push-button switch () further includes a symbol lighting arrangement to illuminate a transparent region () of the push-button (). The transparent region () symbolizes the functional unit to be operated by the push-button switch () or an actual function of the functional unit. The push-button switch () further includes a function lighting arrangement to indicate the operating status of the functional unit. The symbol lighting arrangement comprises a first light source (), and the function lighting arrangement comprises a second light source () and an off-partitioned light conducting section to a light outlet area () which is integrated into the push-button (). Both lighting arrangements are accommodated in a structural space defined by the housing ().

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Reichenau, Germany

Juergen Girke