A method and system for generating an image display plan is provided. In the closed condition, the insert prevents communication between the bore and the sleeve’s port, while the insert in the opened condition permits communication between the bore and port. 5 \u03bcm or greater exist at the surface of the thin film. The camshaft element 24 is captured onto the support shaft 22 by deforming a deformation zone 46 at the end of the support shaft 22 into a radially extending rivet head 28.