Patent ID: 6918170
Filing Date: 2005-07-19
Classification: B21D,F16B,Y10T

Abstract:
1. A tubular rivet connection between at least one first metal sheet ( 1 ) and a second metal sheet ( 2 ), the tubular rivet ( 3 ) being produced from the material of the first metal sheet ( 1 ) by deforming, in a drawing direction (Z), the edge region of a first hole ( 4 ) in the first metal sheet ( 1 ) into a second, larger hole ( 5 ) in the second metal sheet ( 2 ), and the second hole ( 5 ) in the second metal sheet ( 2 ) being widened with regard to its diameter in the drawing direction (Z), characterized in that the tubular rivet ( 3 ) is designed to be shorter with regard to its length in the drawing direction (Z) than the thickness of the second metal sheet ( 2 ).