| 摘要 |
A valve actuating mechanism in the cylinder head of a combustion engine is disclosed. The mechanism has a cup-type tappet lifter which is attached to a valve stem, a retaining mechanism affixed to the valve stem and the tappet lifter, and at least one valve spring, which is braced on one side on the cylinder head and on the other side against the valve spring retainer disk. The cup-type tappet lifter and the valve spring retainer disk are formed in one piece. Several mechanisms are disclosed for retaining the tappet lifter onto the valve stem.
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