Cam-type variable valve operating device has variable setting element turning on axis fixed in cylinder head and support and control curve covering more than 180 degrees

摘要

Valve operating device includes a variable setting element (4) which can turn round a turning axis (A4) fixed in the cylinder head (ZK), and which has a region covering more than 180 deg as its support and control curve, acting on an intermediate member (5) with a U-shaped opening internal outline (51) either side of the turning axis.