JP7640813B2 - ロードセル及びロードセルの出力調整方法 - Google Patents

ロードセル及びロードセルの出力調整方法 Download PDF

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Publication number
JP7640813B2
JP7640813B2 JP2024530170A JP2024530170A JP7640813B2 JP 7640813 B2 JP7640813 B2 JP 7640813B2 JP 2024530170 A JP2024530170 A JP 2024530170A JP 2024530170 A JP2024530170 A JP 2024530170A JP 7640813 B2 JP7640813 B2 JP 7640813B2
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Japan
Prior art keywords
bridge circuit
path
resistor
load cell
strain gauge
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JP2024530170A
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Japanese (ja)
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JPWO2024004095A5 (https=
JPWO2024004095A1 (https=
Inventor
翼 大野
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Subaru Corp
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Subaru Corp
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    • 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
    • G01L1/2268—Arrangements for correcting or for compensating unwanted effects
    • G01L1/2281—Arrangements for correcting or for compensating unwanted effects for temperature variations
    • 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
    • G01L1/225—Measuring circuits therefor
    • G01L1/2262—Measuring circuits therefor involving simple electrical bridges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/16—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force
    • G01L5/161—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using variations in ohmic resistance
    • G01L5/1627—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring several components of force using variations in ohmic resistance of strain gauges

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Force In General (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
JP2024530170A 2022-06-29 2022-06-29 ロードセル及びロードセルの出力調整方法 Active JP7640813B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/026038 WO2024004095A1 (ja) 2022-06-29 2022-06-29 ロードセル及びロードセルの出力調整方法

Publications (3)

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JPWO2024004095A1 JPWO2024004095A1 (https=) 2024-01-04
JPWO2024004095A5 JPWO2024004095A5 (https=) 2024-07-29
JP7640813B2 true JP7640813B2 (ja) 2025-03-05

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ID=89382387

Family Applications (1)

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JP2024530170A Active JP7640813B2 (ja) 2022-06-29 2022-06-29 ロードセル及びロードセルの出力調整方法

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Country Link
US (1) US12553782B2 (https=)
JP (1) JP7640813B2 (https=)
CN (1) CN117716219A (https=)
DE (1) DE112022007448T5 (https=)
WO (1) WO2024004095A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12553782B2 (en) * 2022-06-29 2026-02-17 Subaru Corporation Load cell and output adjustment method of load cell
CN117949137B (zh) * 2024-03-26 2024-06-21 锐马（福建）电气制造有限公司 一种六维力传感器温度补偿方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2021095308A1 (ja) 2019-11-12 2021-05-20 ミネベアミツミ株式会社 ひずみゲージ・モジュール

Family Cites Families (28)

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Publication number Priority date Publication date Assignee Title
US3130578A (en) * 1961-08-18 1964-04-28 Fairchild Camera Instr Co Strain gauge bridge calibration
US3161821A (en) * 1962-07-02 1964-12-15 Statham Instrument Inc Wheatstone bridge transducer circuits with external balancing means
US3290928A (en) * 1964-06-10 1966-12-13 Boeing Co Temperature compensated strain gage and circuit
US3358501A (en) * 1965-05-05 1967-12-19 Alfred N Ormond Linearization of output signals from load cell bridge circuits
US3759093A (en) * 1971-11-10 1973-09-18 E Farr Linear load cell bridge including a non-linear strain sensitive element
JPS5453877A (en) * 1977-10-07 1979-04-27 Hitachi Ltd Temperature compensation circuit of semiconductor strain gauge
JPS59230131A (ja) * 1983-06-13 1984-12-24 Tokyo Electric Co Ltd ロ−ドセル
US4657097A (en) * 1984-02-13 1987-04-14 Reliance Electric Company Load cell
USRE32631E (en) * 1984-03-12 1988-03-29 Frazier Precision Instrument Company, Inc. Measurement circuit for load cell
US4541496A (en) * 1984-03-12 1985-09-17 Frazier Precision Instrument Company, Inc. Measurement circuit for load cell mass comparator
JPH0797010B2 (ja) * 1986-03-26 1995-10-18 株式会社日立製作所 半導体歪ゲ−ジブリツジ回路
JPS62226029A (ja) * 1986-03-28 1987-10-05 Tokyo Electric Co Ltd ロ−ドセルの温度補正方法
US4958526A (en) * 1989-10-10 1990-09-25 Flintab Ab Force measuring device with zero adjustment
US4979580A (en) * 1989-10-10 1990-12-25 Flintab Force measuring device with sensitivity equalization
JP3251081B2 (ja) * 1992-12-03 2002-01-28 株式会社イシダ 計量装置
US5929390A (en) * 1994-09-14 1999-07-27 Ishida Co., Ltd. Load cell weighing apparatus using the same
JPH0921715A (ja) * 1995-07-05 1997-01-21 Hokuriku Electric Ind Co Ltd センサ用温度補償回路
FR2776384B1 (fr) * 1998-03-20 2000-06-23 Snecma Capteur de pression avec compensation de la non-linearite de la derive de zero aux tres basses temperatures
US6147312A (en) * 1998-10-05 2000-11-14 Flintec Inc. Strain gage bridge circuit with sensitivity equalization and method for sensitivity equalization
JP2005003487A (ja) * 2003-06-11 2005-01-06 Teraoka Seiko Co Ltd ロードセルの出力調整方法、ロードセル、秤
US7241956B1 (en) * 2004-10-12 2007-07-10 Stimpson Jon L Weight measurement system for steel mill transfer cars
WO2008029648A1 (fr) * 2006-09-05 2008-03-13 Ishida Co., Ltd. Module de cellules de charge, contrôleur de poids, et instrument de pesée électronique
JP2008151596A (ja) 2006-12-15 2008-07-03 Tanita Corp ロードセルおよび質量計
JP5126852B2 (ja) * 2009-02-04 2013-01-23 株式会社タニタ 多点式秤の製造方法及び多点式秤
DE102010043287A1 (de) * 2010-11-03 2012-05-03 Bizerba Gmbh & Co Kg Messbrückenvorrichtung, Kraftmesszelle und Verfahren zum Abgleich einer Kraftmesszelle
US10101145B2 (en) * 2016-01-19 2018-10-16 Rosemount Aerospace Inc. Passive temperature error compensation for strain gauge pressure sensors
US11137309B2 (en) * 2019-08-16 2021-10-05 Sensata Technologies, Inc. Strain gauge type pressure sensing
US12553782B2 (en) * 2022-06-29 2026-02-17 Subaru Corporation Load cell and output adjustment method of load cell

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2021095308A1 (ja) 2019-11-12 2021-05-20 ミネベアミツミ株式会社 ひずみゲージ・モジュール

Also Published As

Publication number Publication date
US12553782B2 (en) 2026-02-17
DE112022007448T5 (de) 2025-05-08
US20250076131A1 (en) 2025-03-06
CN117716219A (zh) 2024-03-15
JPWO2024004095A1 (https=) 2024-01-04
WO2024004095A1 (ja) 2024-01-04

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