Engine brake system for internal combustion engine, has actuating unit supported in movable manner for changing valve play and provided with step-like surface, where valve play compensating unit is supported in step-like surface

摘要

The system has an actuating unit (1) supported in a movable manner for changing a valve play and provided with a step-like surface (9), where a valve play compensating unit (2) is supported in the step-like surface. The actuating unit is arranged in a sleeve (8) against force of a return spring (5) in a movable manner, where the sleeve is arranged in a cylindrical head in a fixed manner. The compensating unit penetrates the sleeve.