Valve train for an internal combustion engine of a motor vehicle

A valve train includes a camshaft which has a cam group having a firing cam and a braking cam. A first cam follower is assigned to the firing cam with the first cam follower being provided in a firing mode for actuating a gas exchange valve. A second cam follower is assigned to the braking cam which...

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Bibliographische Detailangaben
1. Verfasser:	Lahr, Matthias
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CRANKCASE VENTILATING CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES ENGINE PLANTS IN GENERAL HEATING LIGHTING LUBRICATING INTERNAL COMBUSTION ENGINES LUBRICATING OF MACHINES OR ENGINES IN GENERAL MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	A valve train includes a camshaft which has a cam group having a firing cam and a braking cam. A first cam follower is assigned to the firing cam with the first cam follower being provided in a firing mode for actuating a gas exchange valve. A second cam follower is assigned to the braking cam which is provided in a braking mode for actuating the gas exchange valve. A changeover device is provided to changeover between the firing mode and the braking mode. The camshaft has a separate switching cam which, in at least one operating mode, is provided to act directly on a switching element of the changeover device and which is provided for a direct changeover between the firing mode and the braking mode.