| 摘要 |
The invention relates to a vibration sensor 1 for registration of vibrations in the vertical and horizontal point of the vibration sensor, where a movable part 9, comprising at least one magnet 7, is movably arranged in a holder 2, where the holder 2 comprises a in the upper part of the holder 2 arranged magnet 5T and a in the bottom part of the holder 2 arranged magnet 5B, where the movable part 9 is freely movable between the in the upper part of the holder 2 arranged magnet 5T and the in the bottom part of the holder 2 arranged magnet 5B, further the movable part 9 is enclosed/environed by at least one coil 6 in which the movable part 9, completely or partially, is freely movable. |
