FR2346679A1 - Detecteur de proximite electromagnetique - Google Patents

Detecteur de proximite electromagnetique

Info

Publication number
FR2346679A1
FR2346679A1 FR7609647A FR7609647A FR2346679A1 FR 2346679 A1 FR2346679 A1 FR 2346679A1 FR 7609647 A FR7609647 A FR 7609647A FR 7609647 A FR7609647 A FR 7609647A FR 2346679 A1 FR2346679 A1 FR 2346679A1
Authority
FR
France
Prior art keywords
screen
coil
inductive proximity
case
ferrite core
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
FR7609647A
Other languages
English (en)
Other versions
FR2346679B3 (fr
Inventor
Pierre Rothenburger
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.)
Societe des Produits Industriels ITT SA
Original Assignee
Societe des Produits Industriels ITT 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 Societe des Produits Industriels ITT SA filed Critical Societe des Produits Industriels ITT SA
Priority to FR7609647A priority Critical patent/FR2346679A1/fr
Publication of FR2346679A1 publication Critical patent/FR2346679A1/fr
Application granted granted Critical
Publication of FR2346679B3 publication Critical patent/FR2346679B3/fr
Granted 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
    • G01V3/10—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 using induction coils
    • G01V3/101—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 using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
FR7609647A 1976-04-02 1976-04-02 Detecteur de proximite electromagnetique Granted FR2346679A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7609647A FR2346679A1 (fr) 1976-04-02 1976-04-02 Detecteur de proximite electromagnetique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7609647A FR2346679A1 (fr) 1976-04-02 1976-04-02 Detecteur de proximite electromagnetique

Publications (2)

Publication Number Publication Date
FR2346679A1 true FR2346679A1 (fr) 1977-10-28
FR2346679B3 FR2346679B3 (fr) 1978-12-22

Family

ID=9171320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609647A Granted FR2346679A1 (fr) 1976-04-02 1976-04-02 Detecteur de proximite electromagnetique

Country Status (1)

Country Link
FR (1) FR2346679A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0110122A1 (fr) * 1982-10-29 1984-06-13 Valmet Oy Capteur pour la transformation des grandeurs mécaniques en grandeurs électriques
EP0305013A2 (fr) * 1987-08-24 1989-03-01 Catena Product Development B.V. Détecteur de proximité à induction
WO1998011569A1 (fr) * 1996-09-10 1998-03-19 Siemens Matsushita Components Gmbh & Co. Kg Dispositif pour le reglage d'un potentiel electrique determine sur un noyau de ferrite d'un composant inductif et/ou pour la reduction d'un amortissement du composant inductif par les pertes induites par son champ magnetique

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0110122A1 (fr) * 1982-10-29 1984-06-13 Valmet Oy Capteur pour la transformation des grandeurs mécaniques en grandeurs électriques
EP0305013A2 (fr) * 1987-08-24 1989-03-01 Catena Product Development B.V. Détecteur de proximité à induction
EP0305013A3 (fr) * 1987-08-24 1989-04-05 Catena Product Development B.V. Détecteur de proximité à induction
US5065093A (en) * 1987-08-24 1991-11-12 Catena Product Development B.V. Inductive proximity sensor for detecting an object starting electrical conductivity
WO1998011569A1 (fr) * 1996-09-10 1998-03-19 Siemens Matsushita Components Gmbh & Co. Kg Dispositif pour le reglage d'un potentiel electrique determine sur un noyau de ferrite d'un composant inductif et/ou pour la reduction d'un amortissement du composant inductif par les pertes induites par son champ magnetique
US6746785B1 (en) 1996-09-10 2004-06-08 Siemens Aktiengesellschaft Device for setting a defined electric potential on a ferrite core of an inductive component and/or for reducing damping of the inductive component by losses induced by its magnetic field

Also Published As

Publication number Publication date
FR2346679B3 (fr) 1978-12-22

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