DE69608100D1 - Zirkular magnetisierter kontaktloser sensor zur messung von drehmoment und leistung und verfahren zur messung von drehmoment und leistung mit diesem sensor - Google Patents

Zirkular magnetisierter kontaktloser sensor zur messung von drehmoment und leistung und verfahren zur messung von drehmoment und leistung mit diesem sensor

Info

Publication number
DE69608100D1
DE69608100D1 DE69608100T DE69608100T DE69608100D1 DE 69608100 D1 DE69608100 D1 DE 69608100D1 DE 69608100 T DE69608100 T DE 69608100T DE 69608100 T DE69608100 T DE 69608100T DE 69608100 D1 DE69608100 D1 DE 69608100D1
Authority
DE
Germany
Prior art keywords
ring
sensor
performance
magnetic field
indicative
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 - Lifetime
Application number
DE69608100T
Other languages
English (en)
Other versions
DE69608100T2 (de
Inventor
Ivan J Garshelis
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.)
Magna Lastic Devices Inc
Original Assignee
Magna Lastic Devices Inc
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 Magna Lastic Devices Inc filed Critical Magna Lastic Devices Inc
Application granted granted Critical
Publication of DE69608100D1 publication Critical patent/DE69608100D1/de
Publication of DE69608100T2 publication Critical patent/DE69608100T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N35/00—Magnetostrictive devices
    • H10N35/101—Magnetostrictive devices with mechanical input and electrical output, e.g. generators, sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G01L3/101—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means
    • G01L3/102—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving magnetic or electromagnetic means involving magnetostrictive means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/24—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity
    • G01L3/242—Devices for determining the value of power, e.g. by measuring and simultaneously multiplying the values of torque and revolutions per unit of time, by multiplying the values of tractive or propulsive force and velocity by measuring and simultaneously multiplying torque and velocity
DE69608100T 1995-02-24 1996-02-23 Zirkular magnetisierter kontaktloser sensor zur messung von drehmoment und leistung und verfahren zur messung von drehmoment und leistung mit diesem sensor Expired - Lifetime DE69608100T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/394,001 US5591925A (en) 1991-07-29 1995-02-24 Circularly magnetized non-contact power sensor and method for measuring torque and power using same
PCT/US1996/002068 WO1996026420A1 (en) 1995-02-24 1996-02-23 Circularly magnetized non-contact torque and power sensor and method for measuring torque and power using same

Publications (2)

Publication Number Publication Date
DE69608100D1 true DE69608100D1 (de) 2000-06-08
DE69608100T2 DE69608100T2 (de) 2001-02-15

Family

ID=23557125

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69608100T Expired - Lifetime DE69608100T2 (de) 1995-02-24 1996-02-23 Zirkular magnetisierter kontaktloser sensor zur messung von drehmoment und leistung und verfahren zur messung von drehmoment und leistung mit diesem sensor

Country Status (7)

Country Link
US (2) US5591925A (de)
EP (1) EP0829001B1 (de)
JP (1) JP2992351B2 (de)
AT (1) ATE192570T1 (de)
CA (1) CA2213657C (de)
DE (1) DE69608100T2 (de)
WO (1) WO1996026420A1 (de)

Families Citing this family (122)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351555A (en) 1991-07-29 1994-10-04 Magnetoelastic Devices, Inc. Circularly magnetized non-contact torque sensor and method for measuring torque using same
US5719766A (en) * 1995-10-02 1998-02-17 General Motors Corporation Electric power steering control
SE9504516L (sv) * 1995-12-18 1997-05-12 Asea Brown Boveri Vridmomentgivare bestående av en givaraxel med en cirkulärpolariserad magnetisk ring fixerad vid givaraxelns periferi
US6439066B1 (en) * 1996-08-14 2002-08-27 Peter Norton Torque sensor
US7131339B2 (en) * 1997-01-27 2006-11-07 Southwest Research Institute Measurement of torsional dynamics of rotating shafts using magnetostrictive sensors
US5952762A (en) * 1997-03-18 1999-09-14 Michigan Scientific Corporation Slip ring amplifier
GB9709710D0 (en) 1997-05-13 1997-07-02 Fet Electronics Ltd Conditioner circuit for torque sensor
JP3616237B2 (ja) * 1997-09-29 2005-02-02 トヨタ自動車株式会社 トルク検出装置
US6145387A (en) 1997-10-21 2000-11-14 Magna-Lastic Devices, Inc Collarless circularly magnetized torque transducer and method for measuring torque using same
JP3587674B2 (ja) * 1998-01-07 2004-11-10 アルプス電気株式会社 回転角度センサ、この回転角度センサを用いたトルクセンサ、このトルクセンサを用いた電動パワーステアリング装置
GB9808792D0 (en) * 1998-04-23 1998-06-24 Effective Torque Technologies Magnetising arrangements for torque/force sensor
DE19825374A1 (de) * 1998-06-06 1999-12-16 Bosch Gmbh Robert Einrichtung zur Drehzahlermittlung
DE19834322B4 (de) * 1998-07-30 2015-06-11 Robert Bosch Gmbh Verfahren und Vorrichtung zur Ermittlung des auf eine Welle wirkenden Drehmoments
US6352649B1 (en) 1998-10-01 2002-03-05 Iowa State University Research Foundation Inc. Material for magnetostrictive sensors and other applications based on ferrite materials
US6717401B2 (en) 1998-10-14 2004-04-06 Dr. Johannes Heidenhain Gmbh Drum-shaped measuring standard
US6581696B2 (en) * 1998-12-03 2003-06-24 Chicago Pneumatic Tool Company Processes of determining torque output and controlling power impact tools using a torque transducer
US6311786B1 (en) 1998-12-03 2001-11-06 Chicago Pneumatic Tool Company Process of determining torque output and controlling power impact tools using impulse
GB9906735D0 (en) * 1999-03-23 1999-05-19 Fet Applic Limited Magnoelastic transducers
GB9907130D0 (en) * 1999-03-26 1999-05-19 Fet Applic Limited Torque and speed sensor
US6220105B1 (en) 1999-04-16 2001-04-24 Magna-Lastic Devices, Inc. Magnetoelastic disc-shaped load cell having spiral spokes
WO2000063663A1 (en) * 1999-04-16 2000-10-26 Magna-Lastic Devices, Inc. Circularly magnetized disk-shaped torque transducer and method for measuring torque using same
US6467360B1 (en) * 1999-04-23 2002-10-22 Trw Inc. Torque sensing apparatus and method
US6516508B1 (en) 1999-11-10 2003-02-11 Siemens Vdo Automotive Corporation Magnetoelastic non-compliant torque sensor and method of producing same
DE60043200D1 (de) * 1999-12-16 2009-12-03 Magna Lastic Devices Inc VERFAHREN UND APPARAT ZUR STENORUNG EINES SCHLAGWERKEZEUGS UND DEREN VERWENDUNG IN EINEM SCHLAGGERäT
US6360841B1 (en) * 2000-02-29 2002-03-26 Trw Inc. Power steering mechanism with magnetoelastic torsion bar
GB0007532D0 (en) * 2000-03-28 2000-05-17 Fast Technology Gmbh Magnetic-based force/torque sensing
GB0009492D0 (en) * 2000-04-17 2000-06-07 Fast Technology Gmbh Magnetic transducer element and method of preparation
US7127797B1 (en) 2000-04-20 2006-10-31 Kilmartin Brian D Imparting compressive hoop stress into a bonded magnetoelastic element by means of diameter reduction of the underlying shaft
JP2004503765A (ja) * 2000-06-14 2004-02-05 ファースト　テクノロジー　アーゲー 磁気変換器トルク測定
AU2002213899A1 (en) 2000-09-12 2002-03-26 Fast Technology Ag. Magnetic torque sensor system
US6494102B2 (en) 2001-01-12 2002-12-17 Trw Inc. Magnetostrictive stress sensor
JP2002242829A (ja) * 2001-02-16 2002-08-28 Sanden Corp 容量可変圧縮機
DE10111979A1 (de) * 2001-03-13 2002-09-19 Weber Schraubautomaten Gmbh Schraubgerät
DE10200409B4 (de) * 2001-05-03 2011-08-11 Continental Teves AG & Co. OHG, 60488 Wandlerkörper und Sensor zur Umwandlung einer Scherkraft oder eines Drehmomentes in ein elektrisches Signal
US6698299B2 (en) 2001-05-05 2004-03-02 Methode Electronics, Inc. Magnetoelastic torque sensor
US20030039856A1 (en) 2001-08-15 2003-02-27 Gillispie Bryan A. Product and method of brazing using kinetic sprayed coatings
US6685988B2 (en) * 2001-10-09 2004-02-03 Delphi Technologies, Inc. Kinetic sprayed electrical contacts on conductive substrates
US7256505B2 (en) * 2003-03-05 2007-08-14 Microstrain, Inc. Shaft mounted energy harvesting for wireless sensor operation and data transmission
US6817253B2 (en) * 2002-03-14 2004-11-16 Sauer-Danfoss Inc. Method and means for measuring torque in hydraulic power units
EP1504246B1 (de) * 2002-05-15 2013-07-10 The Timken Company Wirbelstromsensor zum messen des wellendrehmomentes
US7476422B2 (en) 2002-05-23 2009-01-13 Delphi Technologies, Inc. Copper circuit formed by kinetic spray
EP1508022B1 (de) * 2002-05-29 2014-02-12 The Timken Company In einem lager intergrierter drehmomentsensor
US6823746B2 (en) * 2002-07-11 2004-11-30 Visteon Global Technologies, Inc. Magnetoelastic torque sensor for mitigating non-axisymmetric inhomogeneities in emanating fields
US6792817B2 (en) 2002-08-09 2004-09-21 Visteon Global Technologies, Inc. Fixtures and processes for magnetizing magnetoelastic shafts circumferentially
JP2004077318A (ja) * 2002-08-20 2004-03-11 Uchiyama Mfg Corp 磁気エンコーダ
US7090030B2 (en) * 2002-09-03 2006-08-15 Microtorq L.L.C. Tranducerized torque wrench
US6924249B2 (en) * 2002-10-02 2005-08-02 Delphi Technologies, Inc. Direct application of catalysts to substrates via a thermal spray process for treatment of the atmosphere
US20040065432A1 (en) * 2002-10-02 2004-04-08 Smith John R. High performance thermal stack for electrical components
JP4190849B2 (ja) * 2002-10-07 2008-12-03 株式会社日本自動車部品総合研究所 トルクセンサ
US20040101620A1 (en) * 2002-11-22 2004-05-27 Elmoursi Alaa A. Method for aluminum metalization of ceramics for power electronics applications
CA2416275A1 (fr) * 2003-01-08 2004-07-08 Hydro Quebec Motorisation d'un bracelet de mesure d'epaisseur d'un tuyau
US20040142198A1 (en) * 2003-01-21 2004-07-22 Thomas Hubert Van Steenkiste Magnetostrictive/magnetic material for use in torque sensors
US6872427B2 (en) * 2003-02-07 2005-03-29 Delphi Technologies, Inc. Method for producing electrical contacts using selective melting and a low pressure kinetic spray process
US20040187606A1 (en) * 2003-03-28 2004-09-30 Nehl Thomas Wolfgang Torque sensing apparatus for picking up a magnetic flux
US6871553B2 (en) * 2003-03-28 2005-03-29 Delphi Technologies, Inc. Integrating fluxgate for magnetostrictive torque sensors
US7021160B2 (en) * 2003-06-10 2006-04-04 Delphi Technologies, Inc. Apparatus for sensing position and/or torque
US20050040260A1 (en) * 2003-08-21 2005-02-24 Zhibo Zhao Coaxial low pressure injection method and a gas collimator for a kinetic spray nozzle
DE10345180A1 (de) * 2003-09-29 2005-05-12 Alstom Technology Ltd Baden Verfahren und Einrichtung zum Messen einer Antriebsleistung
US7351450B2 (en) * 2003-10-02 2008-04-01 Delphi Technologies, Inc. Correcting defective kinetically sprayed surfaces
US7335341B2 (en) * 2003-10-30 2008-02-26 Delphi Technologies, Inc. Method for securing ceramic structures and forming electrical connections on the same
US6929518B1 (en) 2003-12-09 2005-08-16 Brunswick Corporation Method for controlling a shift procedure for a marine propulsion system
US6925892B2 (en) * 2003-12-17 2005-08-09 Sauer-Danfoss, Inc. Method and means for monitoring torque in a hydraulic power unit
US7024946B2 (en) * 2004-01-23 2006-04-11 Delphi Technologies, Inc. Assembly for measuring movement of and a torque applied to a shaft
US7475831B2 (en) * 2004-01-23 2009-01-13 Delphi Technologies, Inc. Modified high efficiency kinetic spray nozzle
GB0421383D0 (en) * 2004-09-27 2004-10-27 Melexis Nv Monitoring device
DE102004051145C5 (de) * 2004-10-20 2021-03-18 Marposs Monitoring Solutions Gmbh Sensorsystem für eine spanabhebende Werkzeugmaschine und spanabhebende Werkzeugmaschine mit einem Sensorsystem
KR100597120B1 (ko) * 2004-12-10 2006-07-05 현대모비스 주식회사 차량의 조향장치용 토크센서
US7409878B2 (en) * 2005-04-08 2008-08-12 Honeywell International Inc. Torqueshaft magnetic field measurement systems for gas turbine engines
EP1875251A1 (de) * 2005-04-22 2008-01-09 Koninklijke Philips Electronics N.V. Vorrichtung mit sensorenanordnung
US7095198B1 (en) * 2005-06-16 2006-08-22 Honeywell International Inc. Speed sensor for a power sensor module
US7401531B2 (en) * 2005-09-23 2008-07-22 Continental Automotive Systems Us, Inc. Fabrication of a magnetoelastic torque sensor
US7363827B2 (en) * 2005-10-21 2008-04-29 Stoneridge Control Devices, Inc. Torque sensor system including an elliptically magnetized shaft
US7469604B2 (en) * 2005-10-21 2008-12-30 Stoneridge Control Devices, Inc. Sensor system including a magnetized shaft
EP1981406B1 (de) * 2006-01-27 2016-04-13 Suturtek Incorporated Vorrichtung für gewebeverschluss
DE102006020700B4 (de) * 2006-05-04 2008-09-11 Windhorst Beteiligungsgesellschaft Mbh Einrichtung zur Drehwinkelerfassung
US20080134802A1 (en) * 2006-12-06 2008-06-12 Turbo Trac Systems Ulc Torque sensor
US20080173102A1 (en) * 2007-01-24 2008-07-24 Nehl Thomas W Villari torque sensor excitation and pickup arrangement for magnetrostrictive shafts
US7835841B2 (en) * 2007-05-03 2010-11-16 Gm Global Technology Operations, Inc. Method and apparatus to determine rotational position of an internal combustion engine
WO2009000604A1 (de) * 2007-06-28 2008-12-31 Nctengineering Gmbh Magnetsensoranordnung für definierte kraftübertragung
US8672086B2 (en) * 2007-08-02 2014-03-18 Marine Canada Acquisition Inc. Torque sensor type power steering system with solid steering shaft and vehicle therewith
FR2924518B1 (fr) * 2007-11-30 2009-11-20 Michelin Soc Tech Dispositif de localisation de la position droite et gauche d'un ensemble pneumatique et roue d'un vehicule
US7819222B2 (en) * 2008-02-08 2010-10-26 Yh America, Inc. Device and method for attenuating energy along a conduit
US7828077B1 (en) 2008-05-27 2010-11-09 Jergens, Inc. Rotary angle tool
US8276280B2 (en) * 2008-09-16 2012-10-02 Republic Of Korea (Management: Rural Development Administration) Electromotion trim scissors
US7757570B1 (en) * 2009-02-06 2010-07-20 Gm Global Technology Operations, Inc. Torque sensor with alignment system
CA2756944A1 (en) * 2009-03-27 2010-09-30 The Research Foundation Of State University Of New York Automated meter reading system and energy conservation method using same
US20100301846A1 (en) * 2009-06-01 2010-12-02 Magna-Lastic Devices, Inc. Magnetic speed sensor and method of making the same
US20110213571A1 (en) * 2010-02-26 2011-09-01 General Electric Company Sectional magnetic encoding method and system for measuring rotating shaft parameters
CN101907501B (zh) * 2010-07-02 2012-06-06 同济大学 非接触相位差式扭矩传感器
US8844379B2 (en) * 2011-05-24 2014-09-30 Ford Global Technologies, Llc Transmissions with electronics interface assembly for torque sensor
US8890512B2 (en) * 2011-06-08 2014-11-18 Pentair Flow Services Ag Visual indicator device for proximity sensor
EP2535139B1 (de) * 2011-06-17 2016-04-06 Dino Paoli S.r.l. Schlagwerkzeug
DE102011083857A1 (de) * 2011-09-30 2013-04-04 Siemens Aktiengesellschaft Verfahren und Anordnung zur Bestimmung der Rotationsgeschwindigkeit von ferromagnetischen Bauteilen
US9448087B2 (en) 2011-10-10 2016-09-20 Methode Electronics, Inc. Contactless magnetic linear position sensor
US8893562B2 (en) * 2011-11-21 2014-11-25 Methode Electronics, Inc. System and method for detecting magnetic noise by applying a switching function to magnetic field sensing coils
US20130289663A1 (en) 2012-04-27 2013-10-31 Medtronic, Inc. Magnetic field detector for implantable medical devices
US8965640B2 (en) * 2012-11-30 2015-02-24 Caterpillar Inc. Conditioning a performance metric for an operator display
US8844375B2 (en) 2012-12-19 2014-09-30 General Electric Company Mechanical force components sensing system and an associated method thereof for a magnetically encoded device
WO2015082835A1 (fr) * 2013-12-03 2015-06-11 Snecma Dispositif de mesure de couple pour arbre de turbomachine
DE102013227055A1 (de) * 2013-12-23 2015-06-25 Robert Bosch Gmbh Verfahren zum Bestimmen einer Drehwinkelstellung und/oder einer Drehzahl
WO2015103267A1 (en) 2013-12-30 2015-07-09 Methode Electronics, Inc. Magnetoelastic sensor
US10254181B2 (en) 2014-03-26 2019-04-09 Methode Electronics, Inc. Systems and methods for reducing rotation noise in a magnetoelastic device and measuring torque, speed, and orientation
US9856967B2 (en) 2014-04-11 2018-01-02 Cnh Industrial America Llc Torque estimation for work machine power train
DE102014213747A1 (de) * 2014-07-15 2016-01-21 Siemens Aktiengesellschaft Sensorvorrichtung mit einem auf dem magnetoelastischen Effekt beruhenden Sensorelement und Kugelführung
US9618408B2 (en) 2015-02-26 2017-04-11 General Electric Company System and method for torque transducer and temperature sensor
DE102015206152B3 (de) * 2015-04-07 2016-07-07 Schaeffler Technologies AG & Co. KG 1 - 12Anordnung und Verfahren zur berührungslosen Messung eines Momentes an einem Maschinenelement
DE102015209286A1 (de) 2015-05-21 2016-11-24 Schaeffler Technologies AG & Co. KG Anordnung und Verfahren zum Messen einer Kraft oder eines Momentes mit mindestens zwei beabstandeten Magnetfeldsensoren
EP3458805B1 (de) 2016-05-17 2020-09-23 Kongsberg Inc. System, verfahren und gegenstand für hochpräzise magnetische positionserfassung
US10302687B2 (en) 2016-06-14 2019-05-28 General Electric Company Filtration thresholding
CA3046180C (en) 2016-12-12 2023-01-03 Kongsberg Inc. Dual-band magnetoelastic torque sensor
US10293481B1 (en) 2016-12-14 2019-05-21 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Relative deflection detector
US10866149B1 (en) * 2017-03-22 2020-12-15 University Of Maryland, College Park System and method for nondestructive detection of structural irregularities using a directional magnetostrictive phased array sensor with a comb-shaped magnetostrictive patch
US10345167B2 (en) 2017-07-12 2019-07-09 General Electric Company Temperature compensated torque sensor
US10871409B2 (en) 2017-12-15 2020-12-22 G.E. Avio S.r.l. SMD-coil-based torque-sensor for tangential field measurement
MX2021003124A (es) * 2018-09-19 2021-12-10 Baker Hughes Holdings Llc Cámara de torsión-empuje para sistemas de prueba de bombas horizontales.
US11493407B2 (en) 2018-09-28 2022-11-08 Ge Avio S.R.L. Torque measurement system
US11198325B2 (en) * 2019-01-14 2021-12-14 Dino Paoli S.R.L. Impact tool
DE102019005859A1 (de) * 2019-08-20 2021-02-25 Methode Electronics Malta Ltd. Verfahren zur Messung eines auf einen magnetoelastischen Körper aufgebrachten Drehmoments
DE102020200378A1 (de) * 2020-01-14 2021-07-15 Contitech Antriebssysteme Gmbh Elastomerkörper sowie Messanordnung an demselben
US11659787B2 (en) * 2020-04-03 2023-05-30 Cnh Industrial America Llc Harvesting head reel-crop engagement
CN111482807B (zh) * 2020-04-22 2021-07-13 南京丛迈信息科技有限公司 一种换能器零件半自动加工装置
US20220311161A1 (en) * 2021-03-26 2022-09-29 Rockwell Automation Technologies, Inc. Electrical component coupling/decoupling sensor arrangement

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2287796A (en) * 1940-01-26 1942-06-30 Wayne C Hall Apparatus for measuring mechanical power and/or torque
US2365073A (en) * 1942-03-06 1944-12-12 H D Mallison Means for indicating horsepower and horsepower factors
US2365565A (en) * 1942-11-19 1944-12-19 Westinghouse Electric & Mfg Co Power measuring system for rotating shafts
US2511178A (en) * 1944-02-26 1950-06-13 Fairchild Camera Instr Co Magnetostrictive stress-responsive device and system embodying the same
US2521905A (en) * 1945-02-14 1950-09-12 Control Instr Co Inc Torque and speed indicator
DE1115051B (de) * 1957-03-30 1961-10-12 Siemens Ag Vorrichtung zur Ermittlung des in einer rotierenden Welle uebertragenen Drehmomentes
US3939448A (en) * 1974-07-12 1976-02-17 Garshelis Ivan J Mechanical magnets of magnetostrictive, remanent, circularly magnetized material
DE2939566A1 (de) * 1979-09-29 1981-04-09 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Magnetostriktives messverfahren, insbesondere zur drehmomentmessung an wellen
JPS599528A (ja) * 1982-07-09 1984-01-18 Canon Inc トルクセンサ
EP0136086B1 (de) * 1983-08-30 1988-12-28 Kabushiki Kaisha Toshiba Nichtkontaktierender Drehmomentfühler
US4523482A (en) * 1983-09-02 1985-06-18 Rockwell International Corporation Lightweight torquemeter and torque-measuring method
NL8303745A (nl) * 1983-10-31 1985-05-17 Techno Diagnosis Bv Werkwijze en inrichting voor het meten van vervorming van een roterende as.
DE3407917A1 (de) * 1984-03-03 1985-09-05 Vacuumschmelze Gmbh, 6450 Hanau Verfahren zum messen einer mechanischen spannung an einer welle
US4616512A (en) * 1984-11-23 1986-10-14 S. Himmelstein And Company Torquemeter
DE3635207A1 (de) * 1986-10-16 1988-04-28 Daimler Benz Ag Einrichtung zur beruehrungslosen indirekten elektrischen messung des drehmomentes an einer welle
US4760745A (en) * 1986-12-05 1988-08-02 Mag Dev Inc. Magnetoelastic torque transducer
US4896544A (en) * 1986-12-05 1990-01-30 Mag Dev Inc. Magnetoelastic torque transducer
JPH01189971A (ja) * 1988-01-26 1989-07-31 Toshiba Corp トルクセンサ
JPH01318933A (ja) * 1988-06-17 1989-12-25 Koyo Seiko Co Ltd トルクセンサ
US4939937A (en) * 1988-07-21 1990-07-10 Sensortech, L. P. Magnetostrictive torque sensor
US4918418A (en) * 1988-08-04 1990-04-17 Caterpillar Inc. Inductive coil structure with electrical return path
US4899598A (en) * 1988-08-04 1990-02-13 Caterpillar Inc. Apparatus for measuring torque applied to a shaft
JPH0422830A (ja) * 1990-05-17 1992-01-27 Matsushita Electric Ind Co Ltd トルクセンサ
US5182953A (en) * 1990-07-13 1993-02-02 Simmonds Precision Products, Inc. Method and apparatus for shaft torque measurement with temperature compensation
SE9102122D0 (sv) * 1991-07-08 1991-07-08 Skf Nova Ab Sensor respektive foerfarande foer maetning av vridmoment och/eller krafter
US5351555A (en) * 1991-07-29 1994-10-04 Magnetoelastic Devices, Inc. Circularly magnetized non-contact torque sensor and method for measuring torque using same

Also Published As

Publication number Publication date
JP2992351B2 (ja) 1999-12-20
EP0829001B1 (de) 2000-05-03
US5708216A (en) 1998-01-13
ATE192570T1 (de) 2000-05-15
CA2213657A1 (en) 1996-08-29
DE69608100T2 (de) 2001-02-15
WO1996026420A1 (en) 1996-08-29
EP0829001A4 (de) 1998-04-15
JPH10513267A (ja) 1998-12-15
US5591925A (en) 1997-01-07
CA2213657C (en) 2001-12-11
EP0829001A1 (de) 1998-03-18

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