公开(公告)号：US20050279305A1

公开(公告)日：2005-12-22

申请号：US11154862

申请日：2005-06-16

Applicant: Rudolf Scheidl ,  Andreas Plockinger

Inventor： Rudolf Scheidl ,  Andreas Plockinger

IPC: F01L1/08 ,  F01L1/24 ,  F01L9/02 ,  F01L1/34 ,  F01L1/14

CPC classification number: F01L9/02 ,  F01L1/08 ,  F01L1/24

Abstract: Valve drive with a first actuator (1) for opening and/or closing a gas-exchange valve (2), in particular of an internal combustion engine, and a separate second actuator (3) for the valve-play compensation of the gas-exchange valve (2), the second actuator (3) being developed as a double-action, preferably hydraulic, piston cylinder arrangement with at least two working surfaces (A1, A2) that can be subjected to pressure.

Abstract translation: 具有第一致动器（1）的阀驱动器，用于打开和/或关闭特别是内燃机的气体交换阀（2）和用于气 - 气补偿的单独的第二致动器（3） 交换阀（2），第二致动器（3）被显影为具有可承受压力的至少两个工作表面（A 1，A 2）的双作用，优选液压活塞气缸装置。