Patent ID: 8042502

Claim:
A valve drive with a decompression brake for an internal combustion engine, comprising: a camshaft with a cam; a rocker arm for transmitting a cam stroke to a gas exchange valve a pivot bearing supporting the rocker arm; and a hydraulic valve play compensating element is being arranged in force flow between the cam and the gas exchange valve, wherein the valve play compensating element is arranged in a stationary fashion in the internal combustion engine, and the valve drive also comprises a secondary lever having a first lever section and a second lever section, the secondary lever being angularly connected, between the first lever section and the second lever section, to a lever support formed on the rocker arm and being supported with the first lever section on the valve play compensating element and actuating the gas exchange valve by means of the second lever section, with an effective lever arm of the first lever section being considerably larger than the effective lever arm of the second lever section.