Device for the hydraulic shut-down of at least one valve, especially an intake valve of an internal combustion engine

摘要

To avoid the unwanted pumping of a hydraulic device for shutting down a valve, the said device having a cylinder (6), a piston (8) arranged in the latter, and a pressure space (10), a spring (11) is provided which, after the pressure reduction in the pressure space (10) to shut down the valve, holds the cylinder (6) and the piston (8) in their retracted position (Figure 1). IMAGE