Patent · US Expired

Punch rivet, riveted joints produced with it, riveting tool and method of producing a riveted joint

US6338601B1 · kind B1 · utility

15Cited by

16References

37Claims

0Family size

Assignee

Emhart Inc. · US

Inventors

Dieter Mauer · Lollar, DE
Robert Volnhals · Gießen, DE
Reinhold Opper · Reiskirchen, DE

Key dates

Filing date	Jul 16, 1999
Grant date	Jan 15, 2002
Priority date	—
Expiry date	Jul 16, 2019

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49956
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A punch rivet (1) has a cutting edge (6) which is arranged on the end face of its rivet shank (2) and is formed in the cutting region by an outer face (5) extending parallel to the axis and a conical inner face (4) of the rivet shank (2). The outer face (5) extends continuously parallel to the axis over the entire rivet shank (2) and the punch rivet (1) is provided with the same cutting edges (6, 7) on either side in an axially symmetrical design in the form of a tube.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.