| 摘要 |
The control has a guided integral or divided frame lifter (3) with curved or flat cam slide faces (5), to move one or more gas exchange valves (7). The frame lifter is driven by one or more opening and closing cams (1). The valve is set via a thread, and secured by a lock nut (6). A simple spring element (8) is located between gas exchange valve and frame lifter.
|
