Patent ID: 8028495
Filing Date: 2011-10-04
Classification: B21D,E04B,E04C,Y10T

Abstract:
1. A fastening element for dry construction elements comprising: a sheet metal material having at least one joining section, the sheet metal material being provided with a plurality of depressions in the area of the at least one joining section, the depressions being formed by deformed areas of the sheet metal material, so that the depressions on one side of the sheet metal material form elevations on an opposite side of the sheet metal material, the depressions each being surrounded by sliding surfaces slanted relative to an imaginary center line of the sheet metal material and being for connectors to be inserted into or through the joining section, wherein in the at least one joining section, the sheet metal material has no surface parallel to the imaginary center line of the sheet metal material, except for the depressions or elevations.