JP7688420B2 - 磁性体検査装置、及び、磁性体検査方法 - Google Patents

磁性体検査装置、及び、磁性体検査方法 Download PDF

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JP7688420B2
JP7688420B2 JP2022530110A JP2022530110A JP7688420B2 JP 7688420 B2 JP7688420 B2 JP 7688420B2 JP 2022530110 A JP2022530110 A JP 2022530110A JP 2022530110 A JP2022530110 A JP 2022530110A JP 7688420 B2 JP7688420 B2 JP 7688420B2
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magnetic sensor
magnetic
electrical signal
magnetic material
difference
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JPWO2021251129A1 (https=
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大地 千葉
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University of Osaka NUC
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Osaka University NUC
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0023—Electronic aspects, e.g. circuits for stimulation, evaluation, control; Treating the measured signals; calibration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G01R33/072—Constructional adaptation of the sensor to specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/038—Measuring direction or magnitude of magnetic fields or magnetic flux using permanent magnets, e.g. balances, torsion devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/091—Constructional adaptation of the sensor to specific applications

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP2022530110A 2020-06-09 2021-05-25 磁性体検査装置、及び、磁性体検査方法 Active JP7688420B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020100072 2020-06-09
JP2020100072 2020-06-09
PCT/JP2021/019773 WO2021251129A1 (ja) 2020-06-09 2021-05-25 磁性体検査装置、及び、磁性体検査方法

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JPWO2021251129A1 JPWO2021251129A1 (https=) 2021-12-16
JP7688420B2 true JP7688420B2 (ja) 2025-06-04

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US (1) US12235240B2 (https=)
JP (1) JP7688420B2 (https=)
WO (1) WO2021251129A1 (https=)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003106806A (ja) 2001-09-28 2003-04-09 Univ Nihon 鉄筋の検査方法
JP2005030872A (ja) 2003-07-10 2005-02-03 Toshiba Corp 磁性体量検出装置
JP2005127963A (ja) 2003-10-27 2005-05-19 Shikoku Res Inst Inc 非破壊検査方法及びその装置
JP2005148049A (ja) 2003-10-23 2005-06-09 Yokohama Rubber Co Ltd:The タイヤ内の異物検出方法及びその装置並びにタイヤ検査装置、タイヤ成形機、タイヤユニフォーミティーマシン
JP2005292111A (ja) 2004-04-01 2005-10-20 Shige Ishikawa 鉄筋コンクリートの鉄骨材の非破壊検査装置
JP2006177747A (ja) 2004-12-22 2006-07-06 Shikoku Res Inst Inc 非破壊検査方法
JP2009204364A (ja) 2008-02-26 2009-09-10 Uchihashi Estec Co Ltd 磁性物の欠陥位置検出方法
CN204255900U (zh) 2014-11-16 2015-04-08 吉林大学 一种钢件缺陷的电磁无损检测装置
WO2017158898A1 (ja) 2016-03-18 2017-09-21 長野県 検査装置、検査方法及び非接触式センサ

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59120980A (ja) * 1982-12-28 1984-07-12 Nec Corp 磁性体検出装置
JPS6158U (ja) * 1984-06-07 1986-01-06 ティーディーケイ株式会社 高感度センサ
JPS626157A (ja) 1985-07-02 1987-01-13 Kubota Ltd 浸炭計測用プル−ブ
EP0193168A3 (en) 1985-02-25 1989-01-25 Kubota Limited Method of inspecting carburization and probe therefor
JPS626158A (ja) * 1985-07-02 1987-01-13 Kubota Ltd 浸炭計測用プル−ブ
JPH02131656U (https=) * 1989-04-04 1990-11-01
JP3089593B2 (ja) 1993-10-20 2000-09-18 清水建設株式会社 Ｓｑｕｉｄセンサを利用した鉄筋探査方法
US8180585B2 (en) * 1999-08-26 2012-05-15 Tk Holdings, Inc. Magnetic crash sensor
JP4639339B2 (ja) 2005-03-25 2011-02-23 国立大学法人九州工業大学 非破壊検査方法及び装置
WO2010117363A1 (en) * 2009-04-09 2010-10-14 Michelin Recherche Et Technique, S.A. Tire metallic cable anomaly detection method and apparatus
JP7742573B2 (ja) * 2019-08-27 2025-09-22 パナソニックＩｐマネジメント株式会社 位置検知回路、位置検知システム、位置検知方法及びプログラム
JP7287375B2 (ja) * 2020-10-23 2023-06-06 Tdk株式会社 磁気センサアセンブリとこれを備えたカメラモジュール

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003106806A (ja) 2001-09-28 2003-04-09 Univ Nihon 鉄筋の検査方法
JP2005030872A (ja) 2003-07-10 2005-02-03 Toshiba Corp 磁性体量検出装置
JP2005148049A (ja) 2003-10-23 2005-06-09 Yokohama Rubber Co Ltd:The タイヤ内の異物検出方法及びその装置並びにタイヤ検査装置、タイヤ成形機、タイヤユニフォーミティーマシン
JP2005127963A (ja) 2003-10-27 2005-05-19 Shikoku Res Inst Inc 非破壊検査方法及びその装置
JP2005292111A (ja) 2004-04-01 2005-10-20 Shige Ishikawa 鉄筋コンクリートの鉄骨材の非破壊検査装置
JP2006177747A (ja) 2004-12-22 2006-07-06 Shikoku Res Inst Inc 非破壊検査方法
JP2009204364A (ja) 2008-02-26 2009-09-10 Uchihashi Estec Co Ltd 磁性物の欠陥位置検出方法
CN204255900U (zh) 2014-11-16 2015-04-08 吉林大学 一种钢件缺陷的电磁无损检测装置
WO2017158898A1 (ja) 2016-03-18 2017-09-21 長野県 検査装置、検査方法及び非接触式センサ

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WO2021251129A1 (ja) 2021-12-16
US20230213480A1 (en) 2023-07-06
US12235240B2 (en) 2025-02-25
JPWO2021251129A1 (https=) 2021-12-16

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