JP2021110703A - ひずみゲージ - Google Patents
ひずみゲージ Download PDFInfo
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- JP2021110703A JP2021110703A JP2020004564A JP2020004564A JP2021110703A JP 2021110703 A JP2021110703 A JP 2021110703A JP 2020004564 A JP2020004564 A JP 2020004564A JP 2020004564 A JP2020004564 A JP 2020004564A JP 2021110703 A JP2021110703 A JP 2021110703A
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- resistor
- resistance value
- strain gauge
- resistance
- value adjusting
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- 239000010410 layer Substances 0.000 claims description 88
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
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- 239000005020 polyethylene terephthalate Substances 0.000 description 3
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910018487 Ni—Cr Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
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- 230000008859 change Effects 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
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- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001006 Constantan Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000570 Cupronickel Inorganic materials 0.000 description 1
- 229910002482 Cu–Ni Inorganic materials 0.000 description 1
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910002555 FeNi Inorganic materials 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910010038 TiAl Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
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- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
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- 238000005530 etching Methods 0.000 description 1
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
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- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
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- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910001120 nichrome Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910052762 osmium Inorganic materials 0.000 description 1
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 239000013076 target substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
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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
- G01B7/20—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 formed by printed-circuit technique
-
- 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
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10151—Sensor
Abstract
Description
図1は、第1実施形態に係るひずみゲージを例示する平面図である。図2は、図1の中央部側を拡大した部分拡大平面図である。図3は、第1実施形態に係るひずみゲージを例示する断面図であり、図2のA−A線に沿う断面を示している。図1〜図3を参照すると、ひずみゲージ1は、基材10と、抵抗体30と、端子部41及び42と、抵抗値調整用配線50とを有している。
第1実施形態の変形例1では、第1実施形態とは層構造が異なるひずみゲージの例を示す。なお、第1実施形態の変形例1において、既に説明した実施形態と同一構成部についての説明は省略する場合がある。
第1実施形態の変形例2では、第1実施形態とは平面形状が異なるひずみゲージの例を示す。なお、第1実施形態の変形例2において、既に説明した実施形態と同一構成部についての説明は省略する場合がある。
Claims (9)
- 可撓性を有する基材と、
前記基材の一方の側に形成された抵抗体と、
前記抵抗体の両端に電気的に接続された一対の端子部と、
一対の前記端子部の間の抵抗値を調整する複数の抵抗値調整用配線と、を有し、
前記抵抗体の平面形状は、折り返し部から所定間隔で同一方向に延伸する2本の直線状の抵抗配線を、前記折り返し部を中心側として渦巻き状にした形状であり、
各々の前記抵抗値調整用配線は、2本の前記抵抗配線の間を橋渡しするように離散的に配置されているひずみゲージ。 - 複数の前記抵抗値調整用配線は、2本の前記抵抗配線の間を橋渡しする方向が異なる抵抗値調整用配線を含む請求項1に記載のひずみゲージ。
- 全ての前記抵抗値調整用配線は、平面視で抵抗体形成領域の重心を中心とした円を描いたときに、円の面積が前記抵抗体形成領域の面積の30%以内となる領域に配置されている請求項1又は2に記載のひずみゲージ。
- 各々の前記抵抗値調整用配線は、前記抵抗体及び一対の前記端子部と同一材料から形成された第1層と、
前記第1層上に積層された、前記抵抗体よりもゲージ率が低い材料から形成された第2層と、を含む請求項1乃至3の何れか一項に記載のひずみゲージ。 - 複数の前記抵抗値調整用配線は、切断された抵抗値調整用配線を含む請求項1乃至4の何れか一項に記載のひずみゲージ。
- 前記抵抗体は、α−Crを主成分とするCr、CrN、及びCr2Nを含む膜から形成されている請求項1乃至5の何れか一項に記載のひずみゲージ。
- 前記抵抗体に含まれるCrN及びCr2Nは、20重量%以下である請求項6に記載のひずみゲージ。
- 前記CrN及び前記Cr2N中の前記Cr2Nの割合は、80重量%以上90重量%未満である請求項7に記載のひずみゲージ。
- 前記抵抗体の前記基材側に、金属、合金、又は、金属の化合物から形成された機能層を有し、
前記機能層は、前記α−Crの結晶成長を促進させ、前記α−Crを主成分とする膜を形成する機能を有する請求項6乃至8の何れか一項に記載のひずみゲージ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020004564A JP2021110703A (ja) | 2020-01-15 | 2020-01-15 | ひずみゲージ |
CN202180009134.8A CN114945798A (zh) | 2020-01-15 | 2021-01-13 | 应变片 |
PCT/JP2021/000862 WO2021145342A1 (ja) | 2020-01-15 | 2021-01-13 | ひずみゲージ |
US17/758,721 US20230030190A1 (en) | 2020-01-15 | 2021-01-13 | Strain gauge |
Applications Claiming Priority (1)
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JP2020004564A JP2021110703A (ja) | 2020-01-15 | 2020-01-15 | ひずみゲージ |
Publications (1)
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JP2021110703A true JP2021110703A (ja) | 2021-08-02 |
Family
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JP2020004564A Pending JP2021110703A (ja) | 2020-01-15 | 2020-01-15 | ひずみゲージ |
Country Status (4)
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US (1) | US20230030190A1 (ja) |
JP (1) | JP2021110703A (ja) |
CN (1) | CN114945798A (ja) |
WO (1) | WO2021145342A1 (ja) |
Families Citing this family (1)
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JP2022188394A (ja) * | 2021-06-09 | 2022-12-21 | ミネベアミツミ株式会社 | ひずみゲージ、ロードセル |
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JPS5395622A (en) * | 1977-02-01 | 1978-08-22 | Canon Inc | Camera provided with circuit substrate laminating resistor layer and conductive layer on insulation subsutrate |
JPS545239A (en) * | 1977-06-14 | 1979-01-16 | Ngk Spark Plug Co Ltd | Ceramic heater of adjusted resistance |
JP2015031633A (ja) * | 2013-08-05 | 2015-02-16 | 公益財団法人電磁材料研究所 | 歪センサ |
JP2016161539A (ja) * | 2015-03-05 | 2016-09-05 | ユニパルス株式会社 | 力変換器及びその調整方法 |
JP2017130671A (ja) * | 2017-02-27 | 2017-07-27 | ローム株式会社 | チップ部品 |
JP2018529934A (ja) * | 2015-07-21 | 2018-10-11 | アップル インコーポレイテッドApple Inc. | 電子デバイスの透明なひずみセンサ |
JP2019066311A (ja) * | 2017-09-29 | 2019-04-25 | ミネベアミツミ株式会社 | ひずみゲージ |
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2020
- 2020-01-15 JP JP2020004564A patent/JP2021110703A/ja active Pending
-
2021
- 2021-01-13 WO PCT/JP2021/000862 patent/WO2021145342A1/ja active Application Filing
- 2021-01-13 CN CN202180009134.8A patent/CN114945798A/zh active Pending
- 2021-01-13 US US17/758,721 patent/US20230030190A1/en active Pending
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JPS5395622A (en) * | 1977-02-01 | 1978-08-22 | Canon Inc | Camera provided with circuit substrate laminating resistor layer and conductive layer on insulation subsutrate |
JPS545239A (en) * | 1977-06-14 | 1979-01-16 | Ngk Spark Plug Co Ltd | Ceramic heater of adjusted resistance |
JP2015031633A (ja) * | 2013-08-05 | 2015-02-16 | 公益財団法人電磁材料研究所 | 歪センサ |
JP2016161539A (ja) * | 2015-03-05 | 2016-09-05 | ユニパルス株式会社 | 力変換器及びその調整方法 |
JP2018529934A (ja) * | 2015-07-21 | 2018-10-11 | アップル インコーポレイテッドApple Inc. | 電子デバイスの透明なひずみセンサ |
JP2017130671A (ja) * | 2017-02-27 | 2017-07-27 | ローム株式会社 | チップ部品 |
JP2019066311A (ja) * | 2017-09-29 | 2019-04-25 | ミネベアミツミ株式会社 | ひずみゲージ |
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