Disclosed is a torque index sensor, the sensor including a housing, a stator mounted at a space inside the housing, a magnet arranged inside the stator to rotate with a rotation shaft, a PCB (Printed Circuit Board) fixedly mounted inside the housing and mounted with a first magnetic element outputting a magnetization signal in response to rotation of the magnet, at least one or more fixing bosses protrusively formed at the housing, and a collector having a plurality of through holes penetratively formed at a position corresponding to that of the fixing boss and concentrating a magnetic field for guiding a magnetic flux of the magnet, wherein the fixing boss is thermally fused after passing the through hole to tightly fix the collector at an inner surface of the housing.
トルクセンサ
2016-12-14
Patent
Electronic Resource
Japanese