FR2482730A1 - Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable - Google Patents

Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable Download PDF

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Publication number
FR2482730A1
FR2482730A1 FR8010911A FR8010911A FR2482730A1 FR 2482730 A1 FR2482730 A1 FR 2482730A1 FR 8010911 A FR8010911 A FR 8010911A FR 8010911 A FR8010911 A FR 8010911A FR 2482730 A1 FR2482730 A1 FR 2482730A1
Authority
FR
France
Prior art keywords
pulses
coils
magnet
frequency
coil
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
FR8010911A
Other languages
English (en)
French (fr)
Other versions
FR2482730B1 (enExample
Inventor
Jean-Jacques Bezard
Bernard Delevallee
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.)
Jaeger SA
Original Assignee
Jaeger SA
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 Jaeger SA filed Critical Jaeger SA
Priority to FR8010911A priority Critical patent/FR2482730A1/fr
Priority to IT21559/81A priority patent/IT1138331B/it
Priority to ES502468A priority patent/ES502468A0/es
Priority to GB8114538A priority patent/GB2076156B/en
Priority to DE19813118991 priority patent/DE3118991A1/de
Priority to AR285308A priority patent/AR227186A1/es
Priority to US06/264,396 priority patent/US4371834A/en
Priority to MX187296A priority patent/MX149302A/es
Publication of FR2482730A1 publication Critical patent/FR2482730A1/fr
Application granted granted Critical
Publication of FR2482730B1 publication Critical patent/FR2482730B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
    • G01R5/20—Induction instruments, e.g. Ferraris instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
    • G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
FR8010911A 1980-05-14 1980-05-14 Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable Granted FR2482730A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR8010911A FR2482730A1 (fr) 1980-05-14 1980-05-14 Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable
IT21559/81A IT1138331B (it) 1980-05-14 1981-05-07 Dispositivo di misura della frequenza di una corrente elettrica rappresentativa di una grandezza variabile
GB8114538A GB2076156B (en) 1980-05-14 1981-05-12 Electrical frequency indicating device
ES502468A ES502468A0 (es) 1980-05-14 1981-05-12 Perfeccionamientos en dispositivos de medicion de la fre- cuencia de una corriente electrica representativa de una magnitud variable
DE19813118991 DE3118991A1 (de) 1980-05-14 1981-05-13 "einrichtung zur frequenzmessung eines eine variable groesse darstellenden elektrischen stroms"
AR285308A AR227186A1 (es) 1980-05-14 1981-05-13 Perfeccionamientos en dispositivos de medicion de la frecuencia de una corriente electrica representativa de una magnitud variable
US06/264,396 US4371834A (en) 1980-05-14 1981-05-18 Device for measuring the frequency of an electrical current representative of a variable quantity
MX187296A MX149302A (es) 1980-05-14 1981-06-14 Mejoras en aparato para medir la frecuencia de una corriente lectrica en un eje giratorio o similar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8010911A FR2482730A1 (fr) 1980-05-14 1980-05-14 Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable

Publications (2)

Publication Number Publication Date
FR2482730A1 true FR2482730A1 (fr) 1981-11-20
FR2482730B1 FR2482730B1 (enExample) 1983-09-30

Family

ID=9242017

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8010911A Granted FR2482730A1 (fr) 1980-05-14 1980-05-14 Dispositif de mesure de la frequence d'un courant electrique representative d'une grandeur variable

Country Status (8)

Country Link
US (1) US4371834A (enExample)
AR (1) AR227186A1 (enExample)
DE (1) DE3118991A1 (enExample)
ES (1) ES502468A0 (enExample)
FR (1) FR2482730A1 (enExample)
GB (1) GB2076156B (enExample)
IT (1) IT1138331B (enExample)
MX (1) MX149302A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3419100A1 (de) * 1984-05-23 1985-11-28 Vdo Adolf Schindling Ag, 6000 Frankfurt Motor
GB2189322B (en) * 1986-04-18 1990-03-14 Lucas Electrical Electronics A Composite rotary component
IT208131Z2 (it) * 1986-10-03 1988-04-11 Veglia Borletti Srl Dispositivo tachimetrico pilotato da un motore elettrico
JPH0660908B2 (ja) * 1988-01-22 1994-08-10 矢崎総業株式会社 クロスコイル形計器の駆動装置
DE3839547A1 (de) * 1988-11-24 1990-05-31 Vdo Schindling Wirbelstrommesswerk
US5698974A (en) * 1995-02-13 1997-12-16 Delco Electronics Corporation Robust gauge driving circuit with pulse modulated input
CN104914270A (zh) * 2015-06-08 2015-09-16 无锡吉兴汽车声学部件科技有限公司 快速获取汽车发动机转速的测试方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922445C (de) * 1943-07-11 1955-01-17 Westfaelische Metall Ind G M B Elektrische Antriebseinrichtung fuer Wirbelstromtachometer
US3299353A (en) * 1962-06-08 1967-01-17 King Seeley Thermos Co Electrical speedometer utilizing unsymmetrically positioned field coils
FR2115287A1 (enExample) * 1970-11-20 1972-07-07 Lumenition Ltd
DE2117031A1 (de) * 1971-04-07 1972-10-26 Knab Elektronik Inh. Anton Knab, 80OO München Steuerelektronik, insbesondere für einen Schrittmotor
FR2147783A1 (enExample) * 1971-06-17 1973-03-11 Mecanique Ind Int
FR2227677A1 (enExample) * 1973-04-30 1974-11-22 Siemens Ag
FR2423786A1 (fr) * 1978-04-21 1979-11-16 Borletti Spa Tachymetre commande par un moteur electrique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB973996A (en) 1959-12-02 1964-11-04 Lucas Industries Ltd Means for imparting angular movement to an indicator or rotor
US3335366A (en) * 1964-10-02 1967-08-08 Motorola Inc Electronic speedometer with transistor amplifier
US3946311A (en) * 1973-06-11 1976-03-23 Stewart-Warner Corporation Air core gauge with expanded pointer range
JPS5332609Y2 (enExample) * 1974-02-26 1978-08-12
DE2709412A1 (de) * 1977-03-04 1978-09-07 Max Baermann Wirbelstromtachometer mit temperaturkompensation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE922445C (de) * 1943-07-11 1955-01-17 Westfaelische Metall Ind G M B Elektrische Antriebseinrichtung fuer Wirbelstromtachometer
US3299353A (en) * 1962-06-08 1967-01-17 King Seeley Thermos Co Electrical speedometer utilizing unsymmetrically positioned field coils
FR2115287A1 (enExample) * 1970-11-20 1972-07-07 Lumenition Ltd
DE2117031A1 (de) * 1971-04-07 1972-10-26 Knab Elektronik Inh. Anton Knab, 80OO München Steuerelektronik, insbesondere für einen Schrittmotor
FR2147783A1 (enExample) * 1971-06-17 1973-03-11 Mecanique Ind Int
FR2227677A1 (enExample) * 1973-04-30 1974-11-22 Siemens Ag
FR2423786A1 (fr) * 1978-04-21 1979-11-16 Borletti Spa Tachymetre commande par un moteur electrique

Also Published As

Publication number Publication date
GB2076156B (en) 1984-06-27
FR2482730B1 (enExample) 1983-09-30
IT1138331B (it) 1986-09-17
ES8204176A1 (es) 1982-04-01
AR227186A1 (es) 1982-09-30
GB2076156A (en) 1981-11-25
US4371834A (en) 1983-02-01
IT8121559A0 (it) 1981-05-07
MX149302A (es) 1983-10-13
ES502468A0 (es) 1982-04-01
DE3118991A1 (de) 1982-04-29

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Legal Events

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ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse