Electric drive motor, having a stator with pole shoes and at least one electrically actuatable stator winding and a permanent magnet rotor mounted in the field of the stator winding leaving an annular gap such that said permanent magnet rotor is capable of being driven in a rotational manner, which permanent magnet rotor has a motor shaft and a laminated core seated on the motor shaft , which laminated core has a number of pockets corresponding to the number of poles of the permanent magnet rotor , in each of which pockets one of the permanent magnets is inserted, and having a spring apparatus which is designed to fix each of the permanent magnets inserted in the pockets in radial directions to the outside in a pretensioned manner within the pockets , wherein the laminated core of the permanent magnet rotor is formed from a stack of a plurality of individual laminations (5.1), which has a number of window cut-outs which corresponds to the number of poles of the permanent magnet rotor , which, in the stacked state of the laminated core , form the pockets , into which the permanent magnets are inserted, wherein the spring apparatus is formed by edge sections of the window cut-outs of the individual laminations (5.1) of the laminated core , which edge sections can be bent so as to project to the inside on a closed ring close to the motor shaft, wherein each pocket of the laminated core has a stop apparatus away from the motor shaft, which stop apparatus is formed by stop edges of the individual laminations (5.1) of the laminated core , which are formed by lugs projecting to the inside on the side edge sections of window cut-outs of the individual laminations (5.1) of the laminated core , which, in the stacked state of the laminated core , form the pockets , characterised in that the permanent magnets that are inserted into the pockets of the laminated core and are fixed pretensioned manner by the spring apparatus are only temporarily fixed by the spring apparatus , and that they are injection moulded by way of plastic . wherein the laminated core of the permanent magnet rotor is formed from a stack of a plurality of individual laminations (5.1), which has a number of window cut-outs which corresponds to the number of poles of the permanent magnet rotor , which, in the stacked state of the laminated core , form the pockets , into which the permanent magnets are inserted, wherein the spring apparatus is formed by edge sections of the window cut-outs of the individual laminations (5.1) of the laminated core , which edge sections can be bent so as to project to the inside on a closed ring close to the motor shaft, wherein each pocket of the laminated core has a stop apparatus away from the motor shaft, which stop apparatus is formed by stop edges of the individual laminations (5.1) of the laminated core , which are formed by lugs projecting to the inside on the side edge sections of window cut-outs of the individual laminations (5.1) of the laminated core , which, in the stacked state of the laminated core , form the pockets , characterised in that the permanent magnets that are inserted into the pockets of the laminated core and are fixed pretensioned manner by the spring apparatus are only temporarily fixed by the spring apparatus , and that they are injection moulded by way of plastic . <EOS>