FR2676820B1 - METHOD AND APPARATUS FOR MEASURING A VARIABLE INDUCTANCE, POSITION SENSOR, DETECTION SYSTEM AND VEHICLE USING THE SAME. - Google Patents

METHOD AND APPARATUS FOR MEASURING A VARIABLE INDUCTANCE, POSITION SENSOR, DETECTION SYSTEM AND VEHICLE USING THE SAME.

Info

Publication number
FR2676820B1
FR2676820B1 FR9206357A FR9206357A FR2676820B1 FR 2676820 B1 FR2676820 B1 FR 2676820B1 FR 9206357 A FR9206357 A FR 9206357A FR 9206357 A FR9206357 A FR 9206357A FR 2676820 B1 FR2676820 B1 FR 2676820B1
Authority
FR
France
Prior art keywords
measuring
vehicle
detection system
same
position sensor
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.)
Expired - Fee Related
Application number
FR9206357A
Other languages
French (fr)
Other versions
FR2676820A1 (en
Inventor
Stephen Charles Harvey
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.)
Grau Ltd
Original Assignee
Grau Ltd
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 Grau Ltd filed Critical Grau Ltd
Publication of FR2676820A1 publication Critical patent/FR2676820A1/en
Application granted granted Critical
Publication of FR2676820B1 publication Critical patent/FR2676820B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
    • B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
    • B60G17/019—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the type of sensor or the arrangement thereof
    • B60G17/01933—Velocity, e.g. relative velocity-displacement sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2611—Measuring inductance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/30—Rigid axle suspensions
    • B60G2200/31—Rigid axle suspensions with two trailing arms rigidly connected to the axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/11—Leaf spring
    • B60G2202/112—Leaf spring longitudinally arranged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2300/00—Indexing codes relating to the type of vehicle
    • B60G2300/02—Trucks; Load vehicles
    • B60G2300/026—Heavy duty trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/25—Stroke; Height; Displacement
    • B60G2400/252—Stroke; Height; Displacement vertical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2401/00—Indexing codes relating to the type of sensors based on the principle of their operation
    • B60G2401/17—Magnetic/Electromagnetic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/90—System Controller type
    • B60G2800/92—ABS - Brake Control
FR9206357A 1991-05-24 1992-05-25 METHOD AND APPARATUS FOR MEASURING A VARIABLE INDUCTANCE, POSITION SENSOR, DETECTION SYSTEM AND VEHICLE USING THE SAME. Expired - Fee Related FR2676820B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919111282A GB9111282D0 (en) 1991-05-24 1991-05-24 Inductive sensor

Publications (2)

Publication Number Publication Date
FR2676820A1 FR2676820A1 (en) 1992-11-27
FR2676820B1 true FR2676820B1 (en) 1997-11-14

Family

ID=10695569

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9206357A Expired - Fee Related FR2676820B1 (en) 1991-05-24 1992-05-25 METHOD AND APPARATUS FOR MEASURING A VARIABLE INDUCTANCE, POSITION SENSOR, DETECTION SYSTEM AND VEHICLE USING THE SAME.

Country Status (3)

Country Link
DE (1) DE4217108C2 (en)
FR (1) FR2676820B1 (en)
GB (2) GB9111282D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111397172A (en) * 2019-12-02 2020-07-10 佛山市和瑞泰智能科技有限公司 Spring water detection circuit for humidifier, double-dry-burning protection circuit and working method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11961665B2 (en) 2018-11-22 2024-04-16 Behr-Hella Thermocontrol Gmbh Method and device for controlling an armature solenoid
CN110332880B (en) * 2019-07-24 2021-05-18 浙江矽瓷科技有限公司 Wireless displacement sensor
CN112665499B (en) * 2020-12-03 2022-08-23 珠海格力电器股份有限公司 Position detection device and method of inductive height sensor and automobile

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2021029C3 (en) * 1970-04-24 1974-01-10 Askania Gmbh, 1000 Berlin Method for measuring the inductance of electrical coils with an iron core and device for carrying out this method
DE2046336A1 (en) * 1970-09-19 1972-04-27 Daimler Benz Ag Electronic position transducer
US4219740A (en) * 1979-01-12 1980-08-26 Eldec Corporation Proximity sensing system and inductance measuring technique
DE2947841A1 (en) * 1979-11-28 1981-07-23 Robert Bosch Gmbh, 7000 Stuttgart Resonant circuit measuring inductance - determines frequency of damped oscillations induced via switch using comparator supplied with reference voltage
JPS58221173A (en) * 1982-06-17 1983-12-22 Matsushita Electric Ind Co Ltd Insulation evaluation device
EP0126846B1 (en) * 1983-04-21 1990-08-01 WABCO Westinghouse Fahrzeugbremsen GmbH Inductive sensor
SU1406524A1 (en) * 1986-06-18 1988-06-30 Сибирский государственный научно-исследовательский институт метрологии Method of measuring tuned-circuit q-factor
JPS63134965A (en) * 1986-11-11 1988-06-07 シーメンス、アクチエンゲゼルシヤフト Method of measuring electric oscillation circuit
FR2614431B1 (en) * 1987-04-23 1989-06-16 Telemecanique Electrique CIRCUIT FOR PROCESSING A PSEUDO-OSCILLATORY SIGNAL, IN PARTICULAR FOR AN INDUCTIVE PROXIMITY DETECTOR

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111397172A (en) * 2019-12-02 2020-07-10 佛山市和瑞泰智能科技有限公司 Spring water detection circuit for humidifier, double-dry-burning protection circuit and working method

Also Published As

Publication number Publication date
DE4217108C2 (en) 2000-12-07
GB2256059A (en) 1992-11-25
GB9211116D0 (en) 1992-07-08
DE4217108A1 (en) 1992-11-26
GB9111282D0 (en) 1991-07-17
GB2256059B (en) 1995-06-07
FR2676820A1 (en) 1992-11-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060131