| 摘要 |
The invention refers to a double acting electromagnetic actor, in particular for hydraulic and pneumatic applications, with a coil, an armature arranged in the coil with at least two permanent magnets magnetised in axial direction, and a central disc between the permanent magnets, wherein between the armature and the coil in axial direction stronger or easily magnetisable areas are formed, and between these a weakly or non-magnetisable area is formed. The invention is characterised in that the armature is arranged, in particular supported, in a pole tube provided in the coil.
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