Valve drive including a rocker lever with hydraulically...

Details Valve drive including a rocker lever with hydraulically... Valve drive including a rocker lever with hydraulically...

2007-02-27

2007-02-27

Denion, Thomas (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Rocker

C123S090160, C123S090400, C123S090410

Reexamination Certificate

active

11188303

ABSTRACT:
In a valve drive for a piston internal combustion engine with a first rocker lever which is in operative contact with at least a first cylinder valve, wherein a cam structure including a first cam and at least one additional cam is in active contact with a second rocker lever, which can be placed in force transmission contact with the first rocker lever by an actuator element for transferring the pivot motion generated by the first and second cams selectively from the second rocker lever to the first rocker lever and at a rate depending on an idling angle determined by the actuator element.

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