发明授权
US5729128A Magnetic sensor with a magnetically sensitive component that is movable during calibration and rigidly attachable to a formed magnet 失效
具有磁敏元件的磁性传感器,可在校准期间移动,并可刚性地连接到形成的磁体上

Magnetic sensor with a magnetically sensitive component that is movable
during calibration and rigidly attachable to a formed magnet
摘要:
A magnetic sensor is provided which utilizes a molded magnet with a channel formed therein. A magnetically sensitive component, such as a Hall effect element, is attached to a substrate or printed circuit board. The printed circuit board, or substrate, is provided with an opening through its thickness that is shaped to accept a post with a certain amount of clearance therebetween. This allows the printed circuit board to be moved relative to the magnet during calibration procedures and then rigidly attached in a position relative to the magnet by soldering the post to the substrate or printed circuit board. This places the magnetically sensitive component at a desirable location relative to the magnet and within the channel formed in the magnet. The post can be molded into the magnet or formed as an integral portion of the magnet.
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