SENSING DEVICE

WIPO Patent Application WO/2021/132999

A1

Provided in one embodiment is a sensing device comprising a stator including a stator tooth, and a rotor including a magnet, wherein the stator tooth includes a first stator tooth and a second stator tooth arranged in the first stator tooth, the first stator tooth includes a plurality of first teeth, second stator tooth includes a plurality of second teeth, and the first teeth overlap with the second teeth in the radial direction from the center of the stator, the sensing device further comprising a first sensor and a collector arranged between the first stator tooth and the second stator tooth in the radial direction, wherein the collector includes a first collector and a second collector arranged in the first collector, the first sensor is arranged between the ring-shaped first collector and the ring-shaped second collector in the radial direction, the first collector and the second collector respectively include a body arranged to face the first sensor, and an extending part that extends from the body, the extending part includes a protrusion part protruding from one side edge of the extending part in the axial direction, and the protrusion part includes areas that differ in width in the circumferential direction.

JP6007292	Biaxial type torque measuring device
JP5440754	Manufacturing method of torque detector, electric power steering device and torque detector

WOO MYUNG CHUL (KR)
KIM TAE SAN (KR)

PCT/KR2020/018672

July 01, 2021

December 18, 2020

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LG INNOTEK CO LTD (KR)

G01L3/10; B62D6/10; B62D15/02; G01L5/22; G01L19/14

JP2015184220A	2015-10-22
KR101233888B1	2013-02-22
US20120074808A1	2012-03-29
US20180340853A1	2018-11-29
KR20190028123A	2019-03-18

DANA PATENT LAW FIRM (KR)

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