An electromagnet for producing a linear movement, comprising: - a hollow cylindrical housing with a pot-shaped geometry, - an excitation coil arranged in the housing, - a pole core fixed with respect to the housing , and - an armature assembly mounted centrally in the excitation coil , having a main armature (5.1) which can be displaced with respect to the housing and an armature disk (5.2) which can be displaced with respect to the housing , wherein - an air gap (5.3) is formed between the main armature (5.1) and the armature disk (5.2) in the non-energized state of the excitation coil , and the main armature (5.1) and the armature disk (5.2) rest against one another in the energized state of the excitation coil , wherein - the armature assembly has an elastic element (5.4), by means of the preloading force of which, in the energized state of the excitation coil , an elastic frictional connection can be produced between the main armature (5.1) and the armature disk (5.2) in such a way that the armature disk (5.2) can be moved against the pole core while producing the air gap (5.3) if a magnetic force produced by the energized excitation coil in the armature assembly falls below the preloading force, wherein the armature disk (5.2) has a guide bolt (5.20), - the main armature (5.1) has a blind hole (5.10) for displaceably receiving the guide bolt (5.20), and - the elastic element (5.4) is arranged in the blind hole (5.10), which element is supported on the one hand against a hole bottom (5.11) of the blind hole (5.10), characterized in that the elastic element (5.4) is supported on the other hand against the guide bolt (5.20). - a hollow cylindrical housing with a pot-shaped geometry, - an excitation coil arranged in the housing, - a pole core fixed with respect to the housing , and - an armature assembly mounted centrally in the excitation coil , having a main armature (5.1) which can be displaced with respect to the housing and an armature disk (5.2) which can be displaced with respect to the housing , wherein - an air gap (5.3) is formed between the main armature (5.1) and the armature disk (5.2) in the non-energized state of the excitation coil , and the main armature (5.1) and the armature disk (5.2) rest against one another in the energized state of the excitation coil , wherein - the armature assembly has an elastic element (5.4), by means of the preloading force of which, in the energized state of the excitation coil , an elastic frictional connection can be produced between the main armature (5.1) and the armature disk (5.2) in such a way that the armature disk (5.2) can be moved against the pole core while producing the air gap (5.3) if a magnetic force produced by the energized excitation coil in the armature assembly falls below the preloading force, wherein the armature disk (5.2) has a guide bolt (5.20), - the main armature (5.1) has a blind hole (5.10) for displaceably receiving the guide bolt (5.20), and - the elastic element (5.4) is arranged in the blind hole (5.10), which element is supported on the one hand against a hole bottom (5.11) of the blind hole (5.10), characterized in that the elastic element (5.4) is supported on the other hand against the guide bolt (5.20). <EOS>