Position drive for gas valve of a IC engine has two auxiliary sliding elements engaged on the rod between two electro-magnets, so that when one element is attracted to the magnet, it moves and the rod moves with it

摘要

Drive comprises a rod (5), an element (3) fixed on the rod and two auxiliary sliding elements (2,4) engaged on the rod. All the elements are placed in the space between two electro-magnets (1a,1b).The bore has shoulders (14,15) forming abutments for the auxiliary elements. Similarly the rod has shoulders (12,13) so when a sliding element moves, the rod moves with it.