FR2445957A1 - Impedancemetres a resistances de rectification integrees pour transducteur-extensometre - Google Patents

Impedancemetres a resistances de rectification integrees pour transducteur-extensometre

Info

Publication number
FR2445957A1
FR2445957A1 FR8000738A FR8000738A FR2445957A1 FR 2445957 A1 FR2445957 A1 FR 2445957A1 FR 8000738 A FR8000738 A FR 8000738A FR 8000738 A FR8000738 A FR 8000738A FR 2445957 A1 FR2445957 A1 FR 2445957A1
Authority
FR
France
Prior art keywords
extensometer
transducer
indicators
force
impedancemeters
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.)
Granted
Application number
FR8000738A
Other languages
English (en)
French (fr)
Other versions
FR2445957B1 (en, 2012
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.)
Bofors America Inc
Original Assignee
Bofors America 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
Application filed by Bofors America Inc filed Critical Bofors America Inc
Publication of FR2445957A1 publication Critical patent/FR2445957A1/fr
Application granted granted Critical
Publication of FR2445957B1 publication Critical patent/FR2445957B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • G01L1/2243—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports the supports being parallelogram-shaped
    • 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

Landscapes

  • 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)
FR8000738A 1979-01-08 1980-01-08 Impedancemetres a resistances de rectification integrees pour transducteur-extensometre Granted FR2445957A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/001,607 US4267724A (en) 1979-01-08 1979-01-08 Strain-gage transducer bridge gages with integral calibration resistors

Publications (2)

Publication Number Publication Date
FR2445957A1 true FR2445957A1 (fr) 1980-08-01
FR2445957B1 FR2445957B1 (en, 2012) 1983-04-22

Family

ID=21696947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8000738A Granted FR2445957A1 (fr) 1979-01-08 1980-01-08 Impedancemetres a resistances de rectification integrees pour transducteur-extensometre

Country Status (6)

Country Link
US (1) US4267724A (en, 2012)
JP (1) JPS5594102A (en, 2012)
CA (1) CA1115548A (en, 2012)
DE (1) DE2951323A1 (en, 2012)
FR (1) FR2445957A1 (en, 2012)
GB (1) GB2039675B (en, 2012)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2916390C2 (de) * 1979-04-23 1982-05-27 Siemens AG, 1000 Berlin und 8000 München Brückenschaltung zur Messung mechanischer Spannungen einer Dehnungsmeßfeder
USRE32746E (en) * 1979-09-28 1988-09-13 Weico Corporation Strain/deflection sensitive variable reluctance transducer assembly
DE3042506C2 (de) * 1980-11-11 1986-10-09 Gould Inc., Rolling Meadows, Ill. Dehnungsmeßstreifenwandler
US4520339A (en) * 1982-04-26 1985-05-28 Kabushiki Kaisha Ishida Koki Seisakusho Load cell with adjustable bridge circuit
DE3313620C1 (de) * 1983-04-12 1984-10-04 Gerhard Dr.-Ing. 1000 Berlin Lechler Kraftmesseinrichtung
US4541496A (en) * 1984-03-12 1985-09-17 Frazier Precision Instrument Company, Inc. Measurement circuit for load cell mass comparator
USRE32631E (en) * 1984-03-12 1988-03-29 Frazier Precision Instrument Company, Inc. Measurement circuit for load cell
US5929390A (en) * 1994-09-14 1999-07-27 Ishida Co., Ltd. Load cell weighing apparatus using the same
JP2001343294A (ja) * 2000-05-31 2001-12-14 Ishida Co Ltd ロードセル及び秤
EP1347273A1 (de) * 2002-03-23 2003-09-24 Soehnle-Waagen GmbH & Co. KG Wägezelle
JP2004205410A (ja) * 2002-12-26 2004-07-22 Takata Corp 荷重センサ及びシート重量計測装置
CN1301396C (zh) * 2005-06-10 2007-02-21 柳贵东 量程可机械调理的应变传感器及其制造方法
US20090255736A1 (en) * 2006-09-05 2009-10-15 Kazufumi Naito Load cell unit, weight checker, electronic balance, and balance
DE102009002188A1 (de) * 2009-04-03 2010-10-14 Tecsis Gmbh Kraftaufnehmer zur Messung von Stützkräften in einem Abstützelement
DE102010033143A1 (de) * 2010-08-03 2012-02-09 Soehnle Professional Gmbh & Co. Kg Kraftmessvorrichtung und Waage
JP2012207960A (ja) * 2011-03-29 2012-10-25 Minebea Co Ltd ひずみゲージ
JP2012207959A (ja) * 2011-03-29 2012-10-25 Minebea Co Ltd ひずみゲージ
DE202012003907U1 (de) 2012-04-19 2012-05-15 Igus Gmbh Überwachungssystem für Zug- und Druckkräfte in einer Energieführungskette und entsprechender Kraftaufnehmer
CN104406512B (zh) * 2014-09-05 2017-03-22 西北工业大学 一种应变计校准设备和方法
CN112212957B (zh) * 2020-11-16 2022-06-21 广州机觉云物联科技有限公司 一种贴片式车载称重方法及其系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866059A (en) * 1956-06-01 1958-12-23 Baldwin Lima Hamilton Corp Slotted type multiple bending beam
US3274528A (en) * 1964-03-23 1966-09-20 Lockheed Aircraft Corp Strain measuring device
US3290928A (en) * 1964-06-10 1966-12-13 Boeing Co Temperature compensated strain gage and circuit
US3490272A (en) * 1966-12-22 1970-01-20 Whittaker Corp Temperature compensated resistance measurement bridge
US3826131A (en) * 1971-09-30 1974-07-30 Licentia Gmbh Device for measuring a defined force component

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5144662B2 (en, 2012) * 1971-10-21 1976-11-30

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866059A (en) * 1956-06-01 1958-12-23 Baldwin Lima Hamilton Corp Slotted type multiple bending beam
US3274528A (en) * 1964-03-23 1966-09-20 Lockheed Aircraft Corp Strain measuring device
US3290928A (en) * 1964-06-10 1966-12-13 Boeing Co Temperature compensated strain gage and circuit
US3490272A (en) * 1966-12-22 1970-01-20 Whittaker Corp Temperature compensated resistance measurement bridge
US3826131A (en) * 1971-09-30 1974-07-30 Licentia Gmbh Device for measuring a defined force component

Also Published As

Publication number Publication date
GB2039675B (en) 1983-04-13
US4267724A (en) 1981-05-19
JPS5594102A (en) 1980-07-17
GB2039675A (en) 1980-08-13
DE2951323A1 (de) 1980-07-17
CA1115548A (en) 1982-01-05
FR2445957B1 (en, 2012) 1983-04-22

Similar Documents

Publication Publication Date Title
FR2445957A1 (fr) Impedancemetres a resistances de rectification integrees pour transducteur-extensometre
MA24902A1 (fr) Rechauffeur electrique
EP1052472A2 (en) Constant pressure mechanism of probe
WO2004053431A3 (en) Transducer and electronic device
KR930002824A (ko) 가속도계
FR2423848A1 (en, 2012)
FR2365785A1 (fr) Transducteur de microdeplacement
BR8400540A (pt) Transdutor de corrente dinamico
JPS587944B2 (ja) 変換器結合装置
US2790043A (en) Pressure responsive device
US5428994A (en) Calorimetric flow indicator
FR2482360A3 (fr) Manette de commande electrique sans contact
US4104595A (en) Signal translating circuit for variable area capacitive pressure transducer
FR2429946A1 (fr) Garniture pour clapet d'arret
US4058789A (en) Electrical connector
US4433219A (en) Differential pressure switch with square diaphragm plate supported by the diaphragm
US3504324A (en) Pressure transducer
KR900000691A (ko) 진동 검출기
US2244958A (en) Variable electric resistance device
BR0204557A (pt) Dispositivo para a contatação eletricamente condutìvel de uma peça eletricamente condutìvel de um corpo longitudinal, particularmente de um tubo ou um cabo
GB2189887A (en) Pressure measuring device
US4438290A (en) Fast response thermocouple surface probe
FR2615955A1 (fr) Sonde pour tester des composants electroniques
SE8704889D0 (sv) Vetskenivagivare
EP0366340A3 (en) Automotive oil level control valve apparatus

Legal Events

Date Code Title Description
ST Notification of lapse