Patent ID: 6223426
Filing Date: 2001-05-01
Classification: B23P,B25B,F01L,Y10T

Abstract:
In an internal-combustion-engine valve having a valve disc, a valve stem and valve keys, a device for introducing the valve keys between the valve disc and the valve stem, comprising:a base body;a guide body projecting toward the valve stem and having a flange secured on said base body, a central axis and a recess symmetrical to said central axis, said recess defining wall regions;a pin passing longitudinally through said recess;a conveying channel associated with said guide body for feeding the valve keys into a fitting position;two feeders opening into said conveying channel for feeding the valve keys automatically into said fitting position without additional positioning aids or magazines;a centering piece associated with said guide body and engaging over the valve disc;pivotally mounted guide beads having a basic position parallel to said pin and a region bent inwards toward said pin with a predeterminable radius, said guide beads having a longitudinal extent and a side facing said feeders with a flattened flange part, a bearing bolt secured in said base body and passing through a bearing bore in said flattened flange part transversely relative to the longitudinal extent of said guide beads, said bearing bolt and said bearing bore defining a clearance fit therebetween, and said guide bead and said recess wall regions defining a clearance fit therebetween;pretensioned compression springs disposed in opposite blind bores, said compression springs each associated with a respective one of said base body and said flange part, and adjusting screws disposed in said flange of said guide body and acting towards said flange part;said conveying channel formed by said pin, said wall regions and said guide beads; andsaid bent region, said pin and the valve stem spaced apart by a distance to be set by changing said basic position of said guide beads.