GB1369404A - Method and device for measuring a stress employing magneto striction - Google Patents

Method and device for measuring a stress employing magneto striction

Info

Publication number
GB1369404A
GB1369404A GB1564173A GB1564173A GB1369404A GB 1369404 A GB1369404 A GB 1369404A GB 1564173 A GB1564173 A GB 1564173A GB 1564173 A GB1564173 A GB 1564173A GB 1369404 A GB1369404 A GB 1369404A
Authority
GB
United Kingdom
Prior art keywords
measuring
coil
april
film
magneto striction
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
Application number
GB1564173A
Other languages
English (en)
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1369404A publication Critical patent/GB1369404A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/125—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using magnetostrictive means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/12—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress
    • G01L1/127—Measuring force or stress, in general by measuring variations in the magnetic properties of materials resulting from the application of stress by using inductive 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
    • G01L3/02—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
    • G01L3/103—Details about the magnetic material used
    • 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
    • G01L3/105—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 inductive means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/02—Magnetostrictive

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Magnetic Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB1564173A 1972-04-03 1973-04-02 Method and device for measuring a stress employing magneto striction Expired GB1369404A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47032662A JPS5214985B2 (US07582779-20090901-C00044.png) 1972-04-03 1972-04-03

Publications (1)

Publication Number Publication Date
GB1369404A true GB1369404A (en) 1974-10-09

Family

ID=12365060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1564173A Expired GB1369404A (en) 1972-04-03 1973-04-02 Method and device for measuring a stress employing magneto striction

Country Status (3)

Country Link
US (1) US3861206A (US07582779-20090901-C00044.png)
JP (1) JPS5214985B2 (US07582779-20090901-C00044.png)
GB (1) GB1369404A (US07582779-20090901-C00044.png)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2922256A1 (de) * 1978-06-02 1979-12-06 Shibaura Eng Works Ltd Vorrichtung zur messung einer mechanischen spannung
DE3630749A1 (de) * 1986-09-10 1988-03-17 Bosch Gmbh Robert Kraftmesser zur messung von mechanischen spannungen in einem etwa bolzenartigen bauelement
EP0288049A1 (en) * 1987-04-24 1988-10-26 Asea Brown Boveri Ab Magnetoelastic torque transducer
DE4011766A1 (de) * 1989-04-22 1990-10-25 Mitsubishi Electric Corp Spannungsmessfuehler
DE4016955A1 (de) * 1989-05-29 1990-12-13 Mitsubishi Electric Corp Beanspruchungsdetektor der magnetostriktions-bauart und verfahren zu seiner herstellung

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991622A (en) * 1973-11-05 1976-11-16 Hisanao Aihara Apparatus for measuring airtightness of sealed body
SE385406B (sv) * 1974-10-25 1976-06-28 Asea Ab Forfarande for framstellning av en magnetoelastisk givare
US4048847A (en) * 1976-07-14 1977-09-20 Rockwell International Corporation Nondestructive detection of stress
SE403517B (sv) * 1977-12-12 1978-08-21 Stangakonsult Forfarande och anordning att meta eller detektera en mekanisk tillstandsforendring
DE2939566A1 (de) * 1979-09-29 1981-04-09 Zahnradfabrik Friedrichshafen Ag, 7990 Friedrichshafen Magnetostriktives messverfahren, insbesondere zur drehmomentmessung an wellen
US4414855A (en) * 1981-06-01 1983-11-15 Aisin Seiki Kabushiki Kaisha Torque sensor
US4416161A (en) * 1981-09-14 1983-11-22 Rockwell International Corporation Method and apparatus for measuring torque
DE3275522D1 (en) * 1981-10-06 1987-04-09 Gkn Technology Ltd Control of motor vehicle transmission
DE3315441C2 (de) * 1983-04-28 1986-07-24 Keiper Dynavit GmbH & Co, 6750 Kaiserslautern Ergometer
US4523482A (en) * 1983-09-02 1985-06-18 Rockwell International Corporation Lightweight torquemeter and torque-measuring method
DE3407917A1 (de) * 1984-03-03 1985-09-05 Vacuumschmelze Gmbh, 6450 Hanau Verfahren zum messen einer mechanischen spannung an einer welle
JPH0641636B2 (ja) * 1984-03-14 1994-06-01 日本電装株式会社 アモルファス被覆体の形成方法
JPH0672825B2 (ja) * 1984-08-30 1994-09-14 株式会社豊田中央研究所 トルク測定装置
US4616512A (en) * 1984-11-23 1986-10-14 S. Himmelstein And Company Torquemeter
US4598595A (en) * 1985-04-18 1986-07-08 The United States Of America As Represented By The Secretary Of The Navy Torque gauge for applications including robotics
DE3635207A1 (de) * 1986-10-16 1988-04-28 Daimler Benz Ag Einrichtung zur beruehrungslosen indirekten elektrischen messung des drehmomentes an einer welle
JPS648219A (en) * 1987-06-29 1989-01-12 Nippon Oils & Fats Co Ltd Amorphous metal-metal composite and its production and amorphous metal-metal composite torque sensor using said composite
US5414356A (en) * 1987-09-21 1995-05-09 Hitachi, Ltd. Fluxmeter including squid and pickup coil with flux guiding core and method for sensing degree of deterioration of an object
US4935263A (en) * 1987-12-18 1990-06-19 Mitsubishi Denki Kabushiki Kaisha Method for manufacturing a strain detector
US5022275A (en) * 1988-06-15 1991-06-11 Mitsubishi Denki Kabushiki Kaisha Strain measuring device employing magnetostriction and having a magnetic shielding layer
US4939937A (en) * 1988-07-21 1990-07-10 Sensortech, L. P. Magnetostrictive torque sensor
US4899598A (en) * 1988-08-04 1990-02-13 Caterpillar Inc. Apparatus for measuring torque applied to a shaft
JP2598493B2 (ja) * 1988-11-04 1997-04-09 大同特殊鋼株式会社 トルクセンサ
KR920010310B1 (ko) * 1988-12-06 1992-11-26 미쯔비시덴끼 가부시끼가이샤 왜곡 검출 장치
KR930008305B1 (ko) * 1989-04-27 1993-08-27 미쯔비시 덴끼 가부시끼 가이샤 비틀림 검출기
US5313845A (en) * 1989-05-31 1994-05-24 Mitsubishi Denki Kabushiki Kaisha Strain detector
JP2800347B2 (ja) * 1990-02-07 1998-09-21 株式会社豊田自動織機製作所 磁歪式トルクセンサ
JP2611520B2 (ja) * 1990-09-11 1997-05-21 三菱電機株式会社 歪み検出器
DE69222207T2 (de) * 1991-03-13 1998-03-05 Westinghouse Electric Corp Verfahren zur Feststellung des Verformungmasses in einem Material, in Reaktion auf eine zusammendrückende Kraft
DE4137647A1 (de) * 1991-11-15 1993-05-19 Danfoss As Drehmoment-messeinrichtung
US5394083A (en) * 1992-08-20 1995-02-28 Iowa State University Research Foundation, Inc. Magnetic imaging system for display of local variations of magnetic properties in magnetic material
US5475305A (en) * 1993-02-18 1995-12-12 Iowa State University Research Foundation, Inc. Magnetic inspection probe for measurement of magnetic anisotropy
US5479099A (en) * 1993-10-18 1995-12-26 Iowa State University Research Foundation, Inc. Magnetic inspection head suited for contoured or irregular surfaces
JP2001133337A (ja) * 1999-11-01 2001-05-18 Honda Motor Co Ltd 磁歪式トルクセンサ及び磁歪式トルクセンサを搭載した電動パワーステアリング装置
SE517710C2 (sv) * 1999-12-14 2002-07-09 Abb Ab Magnetostriktiv givare för mätning av ett vridmoment och användning av givaren
GB0101981D0 (en) * 2001-01-25 2001-03-14 Fast Technology Ag Portable magnetic transducer
CH706135A2 (de) * 2012-02-23 2013-08-30 Polycontact Ag Verfahren und Messanordnung zur Messung von mechanischen Spannungen in ferromagnetischen Werkstücken.
EP2789998B1 (en) * 2013-04-08 2015-06-10 Bayern Engineering GmbH & Co. KG Transport rail system with weighing means
US10094720B2 (en) 2014-04-10 2018-10-09 General Electric Company System and method of magnetic shielding for sensors
US9429488B2 (en) * 2014-04-10 2016-08-30 General Electric Company System and method of magnetic shielding for sensors
DE102016218841A1 (de) * 2016-09-29 2018-03-29 Schaeffler Technologies AG & Co. KG Getriebe mit Drehmomentenmessvorrichtung
AT519846B1 (de) * 2017-03-20 2019-07-15 Hirtenberger Eng Surfaces Gmbh Magnetfeldsensor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557393A (en) * 1943-12-22 1951-06-19 Rifenbergh Clare Morgan Electrical torque measuring system
US2749746A (en) * 1953-07-14 1956-06-12 Gen Electric Magnetostriction strain gauge
US2867118A (en) * 1955-09-19 1959-01-06 Ontario Research Foundation Transducer and stress measuring means
FR1411189A (fr) * 1964-08-05 1965-09-17 Appareil électronique pour mesurer des forces et plus spécialement des poids
US3340729A (en) * 1965-01-27 1967-09-12 Avco Corp Electromagnetic torquemeter

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2922256A1 (de) * 1978-06-02 1979-12-06 Shibaura Eng Works Ltd Vorrichtung zur messung einer mechanischen spannung
DE2922256C2 (de) * 1978-06-02 1984-08-30 Shibaura Engineering Works Co. Ltd., Tokyo Vorrichtung zur Messung einer mechanischen Spannung
DE3630749A1 (de) * 1986-09-10 1988-03-17 Bosch Gmbh Robert Kraftmesser zur messung von mechanischen spannungen in einem etwa bolzenartigen bauelement
EP0288049A1 (en) * 1987-04-24 1988-10-26 Asea Brown Boveri Ab Magnetoelastic torque transducer
DE4011766A1 (de) * 1989-04-22 1990-10-25 Mitsubishi Electric Corp Spannungsmessfuehler
DE4016955A1 (de) * 1989-05-29 1990-12-13 Mitsubishi Electric Corp Beanspruchungsdetektor der magnetostriktions-bauart und verfahren zu seiner herstellung
US5142919A (en) * 1989-05-29 1992-09-01 Mitsubishi Denki Kabushiki Kaisha Magnetostriction type stress detector

Also Published As

Publication number Publication date
JPS5214985B2 (US07582779-20090901-C00044.png) 1977-04-26
DE2316344A1 (de) 1973-10-18
JPS48101192A (US07582779-20090901-C00044.png) 1973-12-20
US3861206A (en) 1975-01-21
DE2316344B2 (de) 1975-08-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee