Patent ID: 7168281

Claim:
A method for producing an annular element having an inner toothing, comprising: arranging an outlet ring element in an extrusion device which includes an annular matrix element with an inner bore hole, a sleeve stamping device which is arranged therein and has a first and a second annular sleeve stamping element which can be moved in relation to each other in the inner bore hole, and an inner stamping device having a first and a second inner stamping element and first and second partial regions which are interspaced in the circumferential direction; when the inner stamping device is closed, said partial regions forming cavities for producing the inner toothing; and the outlet ring element being arranged between the first and second inner stamping elements and measured in such a way that when closing the sleeve stamping device, material from the outlet ring element flows into the cavities for the formation of the inner toothing.