Patent ID: 8677588

Claim:
A rivet setter, having a holder ( 5 ) for the mandrel ( 2 ) of the rivet ( 3 ) to be set, at least two clamping jaws ( 10 ), which are guided so as to be radially displaceable and include a radial inner surface ( 11 ) formed for engagement with the mandrel ( 2 ) and a radial outer surface ( 12 ) formed at an oblique angle to the radial inner surface, as well as having a pulling device, which has a drive for pulling engagement with the mandrel ( 2 ) of the rivet ( 3 ), the rivet being arranged in the holder, and is formed for engagement with outer surfaces ( 12 ) of the clamping jaws ( 10 ), wherein the mandrel ( 2 ) is secured against lateral deflection in the holder ( 5 ) even when released by the clamping laws ( 10 ), where the holder ( 5 ) for the mandrel ( 2 ) has a central cylindrical passage ( 4 ) for the mandrel ( 2 ) and at least two radial slots ( 7 ), a width of which is smaller than a diameter of the passage ( 4 ), wherein a clamping jaw ( 10 ) is arranged in each slot ( 7 ).