Patent ID: 7939981

Claim:
Electrical machine ( 10 ), comprising a shaft ( 24 ), a housing ( 12 ) with a housing flange ( 14 ) and a bearing plate ( 16 ) with a bearing plate flange ( 18 ), whereby one end of the shaft ( 24 ) projects out of the bearing plate ( 16 ), characterized in that the housing flange ( 14 ) and the bearing plate flange ( 18 ) are connected by means of at least one hollow rivet ( 20 ) such that the electrical machine ( 10 ) may be mounted by means of a fastening element through the hollow rivet ( 20 ) on a connector flange of a gear stage, such that the electrical machine ( 1 ) is in a working connection with the projecting end of the shaft ( 24 ), the at least one hollow rivet ( 20 ) is deformed to connect the housing flange ( 14 ) and the bearing plate flange ( 18 ), such that the hollow rivet ( 20 ) is essentially free of compression in a center part of the hollow rivet ( 20 ), said at least one hollow rivet ( 20 ) extending through a bore in the housing flange ( 14 ) and the bearing plate flange ( 18 ), the bore defining sidewalls, the hollow rivet ( 20 ) extending through the bore without contacting the sidewalls of said bore in at least one of the housing flange ( 14 ) and the bearing plate flange ( 18 ).