A hydraulic valve lifter system, and engine therewith, and a method of its operation

A hydraulic valve lifter system comprising a lifter piston (12) slidingly reciprocating inside a pump cylinder (11) for pumping a portion of hydraulic fluid to a valve system. The size of the portion can be regulated by rotating the pump cylinder (11) relatively to the lifter piston (12).

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Bibliographische Detailangaben
1. Verfasser: Christian Boël Vollertsen
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A hydraulic valve lifter system comprising a lifter piston (12) slidingly reciprocating inside a pump cylinder (11) for pumping a portion of hydraulic fluid to a valve system. The size of the portion can be regulated by rotating the pump cylinder (11) relatively to the lifter piston (12).