HK143494A - Capacitive displacement sensor and torsional angle sensor using at least one such capacitive sensor - Google Patents

Capacitive displacement sensor and torsional angle sensor using at least one such capacitive sensor

Info

Publication number
HK143494A
HK143494A HK143494A HK143494A HK143494A HK 143494 A HK143494 A HK 143494A HK 143494 A HK143494 A HK 143494A HK 143494 A HK143494 A HK 143494A HK 143494 A HK143494 A HK 143494A
Authority
HK
Hong Kong
Prior art keywords
sensor
capacitive
torsional angle
displacement
capacitive displacement
Prior art date
Application number
HK143494A
Other languages
English (en)
Inventor
Joel Choisnet
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Publication of HK143494A publication Critical patent/HK143494A/xx

Links

Classifications

    • 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
    • G01B7/22—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 capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/241—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
    • G01D5/2417—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying separation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G01L3/106—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating involving electrostatic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
HK143494A 1989-04-04 1994-12-15 Capacitive displacement sensor and torsional angle sensor using at least one such capacitive sensor HK143494A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8904402A FR2645259B1 (fr) 1989-04-04 1989-04-04 Capteur capacitif de deplacements et capteur d'angle de torsion comportant au moins un tel capteur capacitif
SG155294A SG155294G (en) 1989-04-04 1994-10-21 Capacitive displacement sensor and torsional angle sensor using at least one such capacitive sensor

Publications (1)

Publication Number Publication Date
HK143494A true HK143494A (en) 1994-12-23

Family

ID=26227248

Family Applications (1)

Application Number Title Priority Date Filing Date
HK143494A HK143494A (en) 1989-04-04 1994-12-15 Capacitive displacement sensor and torsional angle sensor using at least one such capacitive sensor

Country Status (7)

Country Link
US (1) US5010775A (ja)
EP (1) EP0398768B1 (ja)
JP (1) JP2936638B2 (ja)
CA (1) CA2013690C (ja)
FR (1) FR2645259B1 (ja)
HK (1) HK143494A (ja)
SG (1) SG155294G (ja)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2768122B1 (fr) * 1997-09-09 1999-11-19 Sextant Avionique Dispositif optique de detection de conditions givrantes sur aeronef
DE19816810C2 (de) * 1998-04-16 2000-06-08 Preh Elektro Feinmechanik Kapazitiver Winkelsensor
US6591932B1 (en) * 1998-12-21 2003-07-15 J. B. Drummond Sensing system for vehicle passive restrants
DE19907270A1 (de) * 1999-02-20 2000-08-24 Zahnradfabrik Friedrichshafen Vorrichtung zur Messung des Drehmomentes einer Welle
FR2791144B1 (fr) 1999-03-19 2001-11-30 Sextant Avionique Dispositif de surveillance de la circulation d'un courant sensiblement continu dans une charge et procede pour la mise en oeuvre de ce dispositif
FR2791773B1 (fr) 1999-04-02 2001-06-15 Sextant Avionique Girouette destinee a s'orienter dans l'axe d'un ecoulement d'air ambiant
FR2793022B1 (fr) 1999-04-30 2001-07-13 Sextant Avionique Sonde multifonctions fixe pour aeronef
FR2802636B1 (fr) 1999-12-17 2002-03-22 Thomson Csf Sextant Sonde multifonctions pour aeronef
FR2802647B1 (fr) 1999-12-17 2002-03-01 Thomson Csf Sextant Sonde pour aeronef
FR2817044B1 (fr) * 2000-11-17 2003-02-14 Thomson Csf Procede de determination de parametres aerodynamiques et procede de detection de panne d'une sonde utilisee pour determiner les parametres aerodynamiques
US20050066742A1 (en) * 2001-03-27 2005-03-31 Eilersen Nils Aage Juul Capacitive dynamometer
FR2823846B1 (fr) 2001-04-24 2003-06-27 Thomson Csf Dispositif de mesure de la pression totale d'un ecoulement
WO2007032432A1 (ja) * 2005-09-14 2007-03-22 Visteon Global Technologies, Inc. 操作用ダイアル
DE102009045400B3 (de) * 2009-10-06 2011-06-09 Bayerische Motoren Werke Aktiengesellschaft Fügevorrichtung für ein stoffschlüssiges Fügen mittels eines Zusatzwerkstoffes
US8359932B2 (en) 2010-07-19 2013-01-29 Goodrich Corporation Systems and methods for mounting landing gear strain sensors
US8607640B2 (en) * 2010-07-19 2013-12-17 Odd Harald Steen Eriksen Sensor for measuring large mechanical strains in shear or lateral translation
US8933713B2 (en) * 2010-07-19 2015-01-13 Goodrich Corporation Capacitive sensors for monitoring loads
US8286508B2 (en) 2010-07-19 2012-10-16 Goodrich Corporation Systems and methods for measuring angular motion
US8659307B2 (en) 2010-08-17 2014-02-25 Rosemount Aerospace Inc. Capacitive sensors for monitoring load bearing on pins
US8627727B2 (en) 2010-07-19 2014-01-14 United Technologies Corporation Sensor for measuring large mechanical strains with fine adjustment device
US10131419B2 (en) 2010-10-15 2018-11-20 Goodrich Corporation Systems and methods for detecting landing gear ground loads
US9567097B2 (en) 2012-02-03 2017-02-14 Rosemount Aerospace Inc. System and method for real-time aircraft performance monitoring
US9500540B2 (en) * 2013-03-15 2016-11-22 University Of Connecticut Methods and apparatus for monitoring microrolling processes using embedded sensing
CN112461433B (zh) * 2020-11-27 2022-05-20 芯海科技（深圳）股份有限公司 电容式压力感测装置以及电子设备
CN114485363B (zh) * 2021-12-28 2023-09-29 上海航天控制技术研究所 一种圆柱金属体卡紧和非接触式定位测量装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB790692A (en) * 1955-05-12 1958-02-12 Marconi Wireless Telegraph Co Improvements in or relating to torque meters
GB1040044A (en) * 1961-10-27 1966-08-24 Sogenique Electronics Ltd Improvements in or relating to potentiometers
US3487402A (en) * 1966-09-08 1969-12-30 Gen Electric Digital capacitance motion transducer
US4054049A (en) * 1976-06-14 1977-10-18 The Boeing Company Thermal extensometer
DK139644B (da) * 1976-12-30 1979-03-19 Nils Aage Juul Eilersen Kapacitiv kraftmåler.
JPS5968633A (ja) * 1982-10-14 1984-04-18 Fuji Electric Co Ltd トルク検出器
JPS59163530A (ja) * 1983-03-09 1984-09-14 Fuji Electric Co Ltd 静電容量式トルク測定器

Also Published As

Publication number Publication date
CA2013690C (en) 2000-01-25
FR2645259A1 (fr) 1990-10-05
CA2013690A1 (en) 1990-10-04
JPH02291905A (ja) 1990-12-03
FR2645259B1 (fr) 1994-02-11
SG155294G (en) 1995-03-17
JP2936638B2 (ja) 1999-08-23
US5010775A (en) 1991-04-30
EP0398768A1 (fr) 1990-11-22
EP0398768B1 (fr) 1993-06-02

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)