Electrical oscillating exciter has circular coil arrangement which is engaged into circular gap of magnet arrangement such that coil arrangement and magnet arrangement are movable relative to each other in axial direction

摘要

The electrical oscillating exciter has a circular coil arrangement (2) which is engaged into a circular gap (30) of a magnet arrangement (4) such that the coil arrangement and the magnet arrangement are movable relative to each other in axial direction. The coil arrangement is provided with a pin (14) which extends itself by a magnet arrangement in axial direction by the through hole (38).