CN115280107A - 磁铁结构体、旋转角度检测器和电动动力转向装置 - Google Patents

磁铁结构体、旋转角度检测器和电动动力转向装置 Download PDF

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Publication number
CN115280107A
CN115280107A CN202180021382.4A CN202180021382A CN115280107A CN 115280107 A CN115280107 A CN 115280107A CN 202180021382 A CN202180021382 A CN 202180021382A CN 115280107 A CN115280107 A CN 115280107A
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CN
China
Prior art keywords
magnet structure
cylindrical member
diameter
cylindrical portion
molded body
Prior art date
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Pending
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CN202180021382.4A
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English (en)
Chinese (zh)
Inventor
森尚树
冈田义明
黑嶋敏浩
川岛伸也
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TDK Corp
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TDK Corp
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Application filed by TDK Corp filed Critical TDK Corp
Publication of CN115280107A publication Critical patent/CN115280107A/zh
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Power Steering Mechanism (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CN202180021382.4A 2020-03-19 2021-03-01 磁铁结构体、旋转角度检测器和电动动力转向装置 Pending CN115280107A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-049138 2020-03-19
JP2020049138 2020-03-19
PCT/JP2021/007761 WO2021187074A1 (ja) 2020-03-19 2021-03-01 磁石構造体、回転角度検出器、及び、電動パワーステアリング装置

Publications (1)

Publication Number Publication Date
CN115280107A true CN115280107A (zh) 2022-11-01

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ID=77770893

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180021382.4A Pending CN115280107A (zh) 2020-03-19 2021-03-01 磁铁结构体、旋转角度检测器和电动动力转向装置

Country Status (3)

Country Link
JP (1) JP7759869B2 (https=)
CN (1) CN115280107A (https=)
WO (1) WO2021187074A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7179911B1 (ja) 2021-05-19 2022-11-29 株式会社ダイドー電子 磁石ユニット及びその製造方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007266032A (ja) * 2006-03-27 2007-10-11 Japan Magnetic Chemical Institute 永久磁石の製造方法及び永久磁石
JP2009133715A (ja) * 2007-11-30 2009-06-18 Tokyo Cosmos Electric Co Ltd 回転角度センサの取り付け構造
JP2015105900A (ja) * 2013-12-02 2015-06-08 日立オートモティブシステムズステアリング株式会社 回転角検出装置
CN107221402A (zh) * 2016-03-22 2017-09-29 Tdk株式会社 磁铁结构体以及旋转角度检测器
JP2017191037A (ja) * 2016-04-14 2017-10-19 Tdk株式会社 磁石構造体及び回転角度検出器
CN108735418A (zh) * 2017-04-18 2018-11-02 Tdk株式会社 磁铁、磁铁结构体及旋转角度检测器
JP6612946B1 (ja) * 2018-09-12 2019-11-27 栄通信工業株式会社 直線摺動ポテンショメータ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2604059Y2 (ja) * 1993-12-24 2000-04-10 株式会社ミツバ 回転検出装置
JPH10172385A (ja) * 1996-12-11 1998-06-26 Alps Electric Co Ltd 電気部品
JP4358743B2 (ja) 2002-09-19 2009-11-04 Ｎｅｃトーキン株式会社 ボンド磁石の製造方法及びボンド磁石を備えた磁気デバイスの製造方法
JP4578159B2 (ja) * 2004-06-22 2010-11-10 アルプス電気株式会社 ポジションセンサ
JP5401902B2 (ja) * 2008-10-03 2014-01-29 日本電産株式会社 モータ
JP4948550B2 (ja) * 2009-02-05 2012-06-06 古河電気工業株式会社 回転センサ
CN102893071B (zh) * 2010-05-02 2015-10-07 Mbs工程有限公司 具有改进的旋转稳定性和轴向稳定性的磁体与磁体保持件的组件
JP6467977B2 (ja) * 2015-02-20 2019-02-13 Tdk株式会社 磁石構造体及び回転角度検出器
JP2019090685A (ja) * 2017-11-14 2019-06-13 アイシン精機株式会社 回転角検出装置及び回転角検出装置の組立て方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007266032A (ja) * 2006-03-27 2007-10-11 Japan Magnetic Chemical Institute 永久磁石の製造方法及び永久磁石
JP2009133715A (ja) * 2007-11-30 2009-06-18 Tokyo Cosmos Electric Co Ltd 回転角度センサの取り付け構造
JP2015105900A (ja) * 2013-12-02 2015-06-08 日立オートモティブシステムズステアリング株式会社 回転角検出装置
CN107221402A (zh) * 2016-03-22 2017-09-29 Tdk株式会社 磁铁结构体以及旋转角度检测器
JP2017191037A (ja) * 2016-04-14 2017-10-19 Tdk株式会社 磁石構造体及び回転角度検出器
CN108735418A (zh) * 2017-04-18 2018-11-02 Tdk株式会社 磁铁、磁铁结构体及旋转角度检测器
JP6612946B1 (ja) * 2018-09-12 2019-11-27 栄通信工業株式会社 直線摺動ポテンショメータ

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JPWO2021187074A1 (https=) 2021-09-23
JP7759869B2 (ja) 2025-10-24
WO2021187074A1 (ja) 2021-09-23

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