Patent ID: 7077609
Filing Date: 2006-07-18
Classification: B21J,B21K,F16B

Abstract:
1. Blind rivet for joining workpieces, comprising a rivet mandrel that has a target breaking point and a mandrel end, a rivet shaft arranged coaxially to the rivet mandrel, said rivet shaft including a rivet head and a closing head, a rod head located on the rivet mandrel on the target breaking point side and a rivet head collar arranged on the rivet shaft adapted to be set on a workpiece, wherein the end of the rivet shaft opposite the rivet head comprises a tip, the tip is a unitary one-piece structure with the rivet shaft and the tip comprises a plurality of planar surfaces, said planar surfaces intersecting at a sharp cutting edge, wherein the tip and the cutting edge are formed of the same material, the tip has cutting properties and the cutting edge is adapted to cut the workpiece when a force is applied in the direction of the mandrel center axis.