Patent ID: 11971060
Assignee: PROFIL VERBINDUNGSTECHNIK GMBH & CO. KG
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 17:
18. A component assembly, comprising: a workpiece having a punched hole and a self-piercing functional element extending through the punched hole, said self-punching functional element fastened to the workpiece and comprising a head part that has an abutment surface for introducing a punching force directed in a punching direction into the functional element and a rivet section that extends away from the head part in the punching direction and that comprises a free end that is provided with a first punching edge for punching a slug out of the workpiece; and a functional section that has a punching pilot that is radially surrounded by the rivet section, that extends away from the head part in the punching direction, and that has a second punching edge for punching a hole into the slug forming a slug ring, wherein the second punching edge is set back with respect to the first punching edge in the punching direction, and reshaped material of the rivet section at least sectionally engages behind material of the workpiece adjoining the punched hole.