DE69820982D1 - Mehrpoliger magnetischer Ring - Google Patents

Mehrpoliger magnetischer Ring

Info

Publication number
DE69820982D1
DE69820982D1 DE69820982T DE69820982T DE69820982D1 DE 69820982 D1 DE69820982 D1 DE 69820982D1 DE 69820982 T DE69820982 T DE 69820982T DE 69820982 T DE69820982 T DE 69820982T DE 69820982 D1 DE69820982 D1 DE 69820982D1
Authority
DE
Germany
Prior art keywords
magnetic ring
multipole magnetic
multipole
ring
magnetic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69820982T
Other languages
English (en)
Other versions
DE69820982T2 (de
Inventor
Francis Travostino
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTN SNR Roulements SA
Original Assignee
Societe Nouvelle de Roulements SNR SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Societe Nouvelle de Roulements SNR SA filed Critical Societe Nouvelle de Roulements SNR SA
Publication of DE69820982D1 publication Critical patent/DE69820982D1/de
Application granted granted Critical
Publication of DE69820982T2 publication Critical patent/DE69820982T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01D5/14—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 the magnitude of a current or voltage
    • G01D5/142—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 the magnitude of a current or voltage using Hall-effect devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/225—Detecting coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE69820982T 1997-12-02 1998-11-27 Mehrpoliger magnetischer Ring Expired - Fee Related DE69820982T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9715169A FR2771864B1 (fr) 1997-12-02 1997-12-02 Anneau magnetique multipolaire
FR9715169 1997-12-02

Publications (2)

Publication Number Publication Date
DE69820982D1 true DE69820982D1 (de) 2004-02-12
DE69820982T2 DE69820982T2 (de) 2004-12-09

Family

ID=9514059

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820982T Expired - Fee Related DE69820982T2 (de) 1997-12-02 1998-11-27 Mehrpoliger magnetischer Ring

Country Status (5)

Country Link
US (1) US5920248A (de)
EP (1) EP0939293B1 (de)
JP (1) JPH11233338A (de)
DE (1) DE69820982T2 (de)
FR (1) FR2771864B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6515471B1 (en) 2000-10-11 2003-02-04 The Torrington Company Absolute position hall string sensor
US7229746B2 (en) * 2003-04-02 2007-06-12 Delphi Technologies, Inc. Printed high strength permanent magnet targets for magnetic sensors
US7537388B2 (en) * 2003-10-22 2009-05-26 Ntn Corporation Bearing assembly with built-in absolute encoder
DE102006030562A1 (de) * 2006-07-03 2008-01-17 Robert Bosch Gmbh Schwingfeste Magnetbaugruppe für einen Sensor
US7932684B2 (en) * 2008-03-25 2011-04-26 Bose Corporation Absolute position sensing
US7994742B2 (en) * 2008-03-25 2011-08-09 Bose Corporation Position measurement using magnetic fields
US7804210B2 (en) * 2008-03-25 2010-09-28 Bose Corporation Position measurement using magnetic fields
FR2935486B1 (fr) * 2008-08-28 2010-09-10 Roulements Soc Nouvelle Dispositif de codage magnetique
CN108063037B (zh) * 2016-11-07 2021-06-29 北京中科三环高技术股份有限公司 一种各向异性粘结钕铁硼的多极磁环及其制备方法
US10693405B2 (en) * 2018-01-05 2020-06-23 Hamilton Sundstrand Corporation Permanent magnet generator with magnetic rotor band
CN109059968B (zh) * 2018-07-02 2020-09-25 哈尔滨理工大学 基于角度值生长的有限角度值细分方法及装置
US11519752B2 (en) 2018-09-14 2022-12-06 KSR IP Holdings, LLC Coupler element shapes for inductive position sensors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2423500C3 (de) * 1974-05-15 1980-05-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Anordnung zur Erzeugung von elektrischen Signalen mit Feldplatten
DE3725405A1 (de) * 1987-07-31 1989-02-09 Boge Ag Vorrichtung zur bestimmung eines drehwinkels
US5422618A (en) * 1994-07-19 1995-06-06 The United States Of America As Represented By The Secretary Of The Army Toroidal permanent magnet solenoid
DE4428333A1 (de) * 1994-08-10 1996-02-15 Siemens Ag Positionsgeber mit einem von einer Nut umfaßten magnetischen Sensor

Also Published As

Publication number Publication date
US5920248A (en) 1999-07-06
FR2771864A1 (fr) 1999-06-04
FR2771864B1 (fr) 2000-01-28
EP0939293B1 (de) 2004-01-07
JPH11233338A (ja) 1999-08-27
EP0939293A1 (de) 1999-09-01
DE69820982T2 (de) 2004-12-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee