JP7568583B2 - ひずみゲージ、ロードセル - Google Patents

ひずみゲージ、ロードセル Download PDF

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Publication number
JP7568583B2
JP7568583B2 JP2021096391A JP2021096391A JP7568583B2 JP 7568583 B2 JP7568583 B2 JP 7568583B2 JP 2021096391 A JP2021096391 A JP 2021096391A JP 2021096391 A JP2021096391 A JP 2021096391A JP 7568583 B2 JP7568583 B2 JP 7568583B2
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JP
Japan
Prior art keywords
resistor
strain
strain gauge
functional layer
creep
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.)
Active
Application number
JP2021096391A
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English (en)
Japanese (ja)
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JP2022188394A5 (https=
JP2022188394A (ja
Inventor
彩 小野
洋介 小笠
寿昭 浅川
昭代 湯口
厚 北村
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.)
MinebeaMitsumi Inc
Original Assignee
MinebeaMitsumi 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
Priority to JP2021096391A priority Critical patent/JP7568583B2/ja
Application filed by MinebeaMitsumi Inc filed Critical MinebeaMitsumi Inc
Priority to EP22818183.0A priority patent/EP4354106A4/en
Priority to US18/567,970 priority patent/US20240271920A1/en
Priority to CN202280040786.2A priority patent/CN117425807A/zh
Priority to PCT/JP2022/013897 priority patent/WO2022259701A1/ja
Publication of JP2022188394A publication Critical patent/JP2022188394A/ja
Publication of JP2022188394A5 publication Critical patent/JP2022188394A5/ja
Priority to JP2024174361A priority patent/JP7747844B2/ja
Application granted granted Critical
Publication of JP7568583B2 publication Critical patent/JP7568583B2/ja
Priority to JP2025155229A priority patent/JP7849558B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/14—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
    • 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
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • 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
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Force In General (AREA)
JP2021096391A 2021-06-09 2021-06-09 ひずみゲージ、ロードセル Active JP7568583B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2021096391A JP7568583B2 (ja) 2021-06-09 2021-06-09 ひずみゲージ、ロードセル
US18/567,970 US20240271920A1 (en) 2021-06-09 2022-03-24 Strain gauge and load cell
CN202280040786.2A CN117425807A (zh) 2021-06-09 2022-03-24 应变计、测力传感器
PCT/JP2022/013897 WO2022259701A1 (ja) 2021-06-09 2022-03-24 ひずみゲージ、ロードセル
EP22818183.0A EP4354106A4 (en) 2021-06-09 2022-03-24 Strain gauge
JP2024174361A JP7747844B2 (ja) 2021-06-09 2024-10-03 ロードセル
JP2025155229A JP7849558B2 (ja) 2021-06-09 2025-09-18 ロードセル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021096391A JP7568583B2 (ja) 2021-06-09 2021-06-09 ひずみゲージ、ロードセル

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024174361A Division JP7747844B2 (ja) 2021-06-09 2024-10-03 ロードセル

Publications (3)

Publication Number Publication Date
JP2022188394A JP2022188394A (ja) 2022-12-21
JP2022188394A5 JP2022188394A5 (https=) 2024-06-06
JP7568583B2 true JP7568583B2 (ja) 2024-10-16

Family

ID=84425195

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2021096391A Active JP7568583B2 (ja) 2021-06-09 2021-06-09 ひずみゲージ、ロードセル
JP2024174361A Active JP7747844B2 (ja) 2021-06-09 2024-10-03 ロードセル
JP2025155229A Active JP7849558B2 (ja) 2021-06-09 2025-09-18 ロードセル

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2024174361A Active JP7747844B2 (ja) 2021-06-09 2024-10-03 ロードセル
JP2025155229A Active JP7849558B2 (ja) 2021-06-09 2025-09-18 ロードセル

Country Status (5)

Country Link
US (1) US20240271920A1 (https=)
EP (1) EP4354106A4 (https=)
JP (3) JP7568583B2 (https=)
CN (1) CN117425807A (https=)
WO (1) WO2022259701A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002241113A (ja) 2001-02-13 2002-08-28 Japan New Metals Co Ltd 窒化クロム粉の製造方法
JP2002361516A (ja) 2001-06-06 2002-12-18 Mitsubishi Materials Corp 高速重切削加工で積層被覆層がすぐれた耐チッピング性を発揮する表面被覆炭化タングステン基超硬合金製エンドミル

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2630859B2 (ja) * 1991-03-01 1997-07-16 株式会社 寺岡精工 歪ゲージ式ロードセル
JP2001221696A (ja) 2000-02-10 2001-08-17 Res Inst Electric Magnetic Alloys 感温感歪複合センサ
JP2008064497A (ja) * 2006-09-05 2008-03-21 Ishida Co Ltd ロードセルユニット、重量選別機、および電子秤
US9897495B2 (en) * 2012-11-12 2018-02-20 A&D Company, Limited Roberval-type load cell
JP2019066313A (ja) * 2017-09-29 2019-04-25 ミネベアミツミ株式会社 ひずみゲージ
JP7426794B2 (ja) * 2019-10-01 2024-02-02 ミネベアミツミ株式会社 センサモジュール
JP2021096391A (ja) 2019-12-18 2021-06-24 アルパイン株式会社 映像表示装置
JP2021110703A (ja) * 2020-01-15 2021-08-02 ミネベアミツミ株式会社 ひずみゲージ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002241113A (ja) 2001-02-13 2002-08-28 Japan New Metals Co Ltd 窒化クロム粉の製造方法
JP2002361516A (ja) 2001-06-06 2002-12-18 Mitsubishi Materials Corp 高速重切削加工で積層被覆層がすぐれた耐チッピング性を発揮する表面被覆炭化タングステン基超硬合金製エンドミル

Also Published As

Publication number Publication date
EP4354106A1 (en) 2024-04-17
JP2025176183A (ja) 2025-12-03
JP7849558B2 (ja) 2026-04-21
WO2022259701A1 (ja) 2022-12-15
US20240271920A1 (en) 2024-08-15
EP4354106A4 (en) 2024-09-04
JP2024174208A (ja) 2024-12-13
JP2022188394A (ja) 2022-12-21
JP7747844B2 (ja) 2025-10-01
CN117425807A (zh) 2024-01-19

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