FR2435790A1 - Assemblage de capteur magnetique - Google Patents

Assemblage de capteur magnetique

Info

Publication number
FR2435790A1
FR2435790A1 FR7902622A FR7902622A FR2435790A1 FR 2435790 A1 FR2435790 A1 FR 2435790A1 FR 7902622 A FR7902622 A FR 7902622A FR 7902622 A FR7902622 A FR 7902622A FR 2435790 A1 FR2435790 A1 FR 2435790A1
Authority
FR
France
Prior art keywords
magnetic sensor
sensor assembly
magnet
assembly
magnets
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.)
Withdrawn
Application number
FR7902622A
Other languages
English (en)
Inventor
Jiri Jaroslav Hovorka
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2435790A1 publication Critical patent/FR2435790A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)

Abstract

L'invention concerne un assemblage de capteur magnétique. L'assemblage 10 comprend un aimant permanent 12 logé dans un aimant de prolongement polaire 14 avec une bobine de captation 16 disposée autour d'une partie de l'aimant de prolongement, des premières extrémités 20, 24 de chacun des deux aimants étant pratiquement coplanaires. Utilisation dans le domaine de la détection de matières en mouvement.
FR7902622A 1978-09-05 1979-02-01 Assemblage de capteur magnetique Withdrawn FR2435790A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/939,446 US4258279A (en) 1978-09-05 1978-09-05 Magnetic sensor assembly

Publications (1)

Publication Number Publication Date
FR2435790A1 true FR2435790A1 (fr) 1980-04-04

Family

ID=25473196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902622A Withdrawn FR2435790A1 (fr) 1978-09-05 1979-02-01 Assemblage de capteur magnetique

Country Status (8)

Country Link
US (1) US4258279A (fr)
JP (1) JPS5537988A (fr)
BE (1) BE873841A (fr)
CA (1) CA1124327A (fr)
DE (1) DE2902790A1 (fr)
FR (1) FR2435790A1 (fr)
GB (1) GB2029577B (fr)
IT (1) IT1117623B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344331A (en) * 1980-08-29 1982-08-17 Aisin Seiki Company, Limited Fluid flow meter
US4380928A (en) * 1980-08-29 1983-04-26 Aisin Seiki Company, Limited Rotational angle sensor
JPS58142268A (ja) * 1982-02-19 1983-08-24 Mitsubishi Electric Corp 磁気センサ−
JPS58129166U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
JPS58129167U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
JPS58129171U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
JPS58129168U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
JPS58129165U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
JPS58144765A (ja) * 1982-02-24 1983-08-29 Mitsubishi Electric Corp 磁気センサ−の製造方法
JPS58127372U (ja) * 1982-02-24 1983-08-29 三菱電機株式会社 磁気センサ−
JPS58129163U (ja) * 1982-02-24 1983-09-01 三菱電機株式会社 磁気センサ−
US4853575A (en) * 1984-08-31 1989-08-01 Black & Decker Inc. Tachometer generator
US4945274A (en) * 1988-05-16 1990-07-31 Siemens Aktiengesellschaft Angular pulse generator with flux return
JPH083491B2 (ja) * 1988-09-27 1996-01-17 富士重工業株式会社 電磁ピックアップ
WO1998015851A1 (fr) * 1996-10-09 1998-04-16 Flying Null Limited Techniques d'interrogation magnetique
JP2012039010A (ja) * 2010-08-10 2012-02-23 Tdk Corp 磁気センサー及び磁気検出装置
EP3097265B1 (fr) * 2014-03-24 2020-01-08 Halliburton Energy Services, Inc. Outils de puits dotés d'un blindage magnétique pour capteur magnétique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371272A (en) * 1964-09-09 1968-02-27 Stanton Joshua Clarke Electromagnetic sensing probe structure and system for gaging proximity of metals and the like utilizing a linear variable differential transformer
FR2086287A1 (fr) * 1970-04-23 1971-12-31 Int Standard Electric Corp
FR2107230A5 (fr) * 1970-09-04 1972-05-05 Daimler Benz Ag
US3876927A (en) * 1973-12-20 1975-04-08 Electro Corp America Magnetic sensor with shorted turn
FR2304923A1 (fr) * 1975-03-18 1976-10-15 Dba Ensemble capteur de vitesse, du type electromagnetique
GB1456091A (en) * 1973-01-09 1976-11-17 Wabco Westinghouse Gmbh Apparatus responsive to the speed of rotation of a body
US4011478A (en) * 1975-06-02 1977-03-08 Texas Instruments Incorporated Magnetic speed sensing mechanism

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB833203A (en) * 1955-02-22 1960-04-21 British Aluminium Co Ltd Improvements in or relating to electric measuring instruments
US2816240A (en) * 1956-03-09 1957-12-10 American Mach & Foundry High speed composite electro-magnet and permanent magnet generator
US3041483A (en) * 1959-08-17 1962-06-26 Philips Corp Electromagnetic measuring coil
US3252024A (en) * 1963-08-13 1966-05-17 Bendix Corp Electric pulse generating means
CA984463A (en) * 1972-04-20 1976-02-24 Simmonds Precision Products Eddy current sensor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371272A (en) * 1964-09-09 1968-02-27 Stanton Joshua Clarke Electromagnetic sensing probe structure and system for gaging proximity of metals and the like utilizing a linear variable differential transformer
FR2086287A1 (fr) * 1970-04-23 1971-12-31 Int Standard Electric Corp
FR2107230A5 (fr) * 1970-09-04 1972-05-05 Daimler Benz Ag
GB1456091A (en) * 1973-01-09 1976-11-17 Wabco Westinghouse Gmbh Apparatus responsive to the speed of rotation of a body
US3876927A (en) * 1973-12-20 1975-04-08 Electro Corp America Magnetic sensor with shorted turn
FR2304923A1 (fr) * 1975-03-18 1976-10-15 Dba Ensemble capteur de vitesse, du type electromagnetique
US4011478A (en) * 1975-06-02 1977-03-08 Texas Instruments Incorporated Magnetic speed sensing mechanism

Also Published As

Publication number Publication date
DE2902790A1 (de) 1980-03-13
IT1117623B (it) 1986-02-17
IT7967214A0 (it) 1979-02-01
GB2029577B (en) 1983-03-23
BE873841A (fr) 1979-05-16
GB2029577A (en) 1980-03-19
JPS5537988A (en) 1980-03-17
US4258279A (en) 1981-03-24
CA1124327A (fr) 1982-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse