VARIABLE VALVE GEAR FOR INTERNAL COMBUSTION ENGINE

摘要

A variable valve gear for an internal combustion engine, wherein, in order to minimize a misalignment of a hollow boss section (22b) fitted over the outer peripheral section of an outer cam shaft (15a), the boss section is configured to be elongated so as to protrude from one side of a second cam (22a) a length greater than the width of the second cam (22a), said side being located on the opposite side of the second cam (22a) from the first cam (20) in the widthwise direction of the second cam (22a).