FR2608286B1 - Detecteur de metaux a balayage magnetique d'un volume de transit - Google Patents

Detecteur de metaux a balayage magnetique d'un volume de transit

Info

Publication number
FR2608286B1
FR2608286B1 FR878713574A FR8713574A FR2608286B1 FR 2608286 B1 FR2608286 B1 FR 2608286B1 FR 878713574 A FR878713574 A FR 878713574A FR 8713574 A FR8713574 A FR 8713574A FR 2608286 B1 FR2608286 B1 FR 2608286B1
Authority
FR
France
Prior art keywords
metal detector
magnetic scanning
scanning metal
transit volume
transit
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 - Lifetime
Application number
FR878713574A
Other languages
English (en)
Other versions
FR2608286A1 (fr
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 FR2608286A1 publication Critical patent/FR2608286A1/fr
Application granted granted Critical
Publication of FR2608286B1 publication Critical patent/FR2608286B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01V3/104—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 using several coupled or uncoupled coils

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
FR878713574A 1986-12-10 1987-10-01 Detecteur de metaux a balayage magnetique d'un volume de transit Expired - Lifetime FR2608286B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8601237A IT1214993B (it) 1986-12-10 1986-12-10 Rivelatore di metalli con scansione magnetica del volume di transito.

Publications (2)

Publication Number Publication Date
FR2608286A1 FR2608286A1 (fr) 1988-06-17
FR2608286B1 true FR2608286B1 (fr) 1990-08-10

Family

ID=11101162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878713574A Expired - Lifetime FR2608286B1 (fr) 1986-12-10 1987-10-01 Detecteur de metaux a balayage magnetique d'un volume de transit

Country Status (4)

Country Link
DE (1) DE3737774A1 (fr)
ES (1) ES2006772A6 (fr)
FR (1) FR2608286B1 (fr)
IT (1) IT1214993B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1265721B1 (it) * 1992-11-11 1996-12-02 Alessandro Manneschi Metal detector ad avvolgimenti multipolari con l'eliminazione di effetti neutralizzanti
IT1260208B (it) * 1992-11-19 1996-04-02 Giovanni Manneschi Metal detector perfezionato
ES2070694B1 (es) * 1992-11-27 1997-02-01 Alessandro Manneschi Detector de metales con transductores electromagneticos falseados y circuito corrector de las desuniformidades.
DE4240921C1 (de) * 1992-12-04 1994-05-11 Alessandro Manneschi Metalldetektor
US7352180B2 (en) 2003-10-02 2008-04-01 Alessandro Manneschi Magnetic resonance detector for detecting non-authorized materials in footwear
EP1750148A1 (fr) * 2005-08-04 2007-02-07 Giovanni Manneschi Détecteur de métaux à haute performance
EP1750147B1 (fr) 2005-08-04 2014-04-09 Alessandro Manneschi Détecteur de métaux
DE102022208758A1 (de) * 2022-08-24 2024-02-29 Institut Dr. Foerster Gmbh & Co. Kg Metalldetektor und Verfahren zur Detektion von Metallen in Fördergut

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758849A (en) * 1972-03-31 1973-09-11 Sperry Rand Corp Metal detector system having identical balanced field coil system on opposite sides of a detection zone
NL7702946A (nl) * 1976-04-03 1977-10-05 Bizerba Werke Kraut Kg Wilh Werkwijze en inrichting voor het vaststellen van de aanwezigheid van objecten in een bepaald controle- gebied, in het bijzonder voor het verhinderen van winkeldiefstallen.
GB2110825B (en) * 1981-11-06 1986-04-30 Outokumpu Oy Apparatus for detecting metal objects
DE3406736A1 (de) * 1984-02-24 1985-08-29 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Metalldetektionssystem
US4634975A (en) * 1984-09-17 1987-01-06 Progressive Dynamics, Inc. Method and apparatus for producing electromagnetic surveillance fields

Also Published As

Publication number Publication date
DE3737774A1 (de) 1988-06-23
IT8601237A0 (it) 1986-12-10
ES2006772A6 (es) 1989-05-16
DE3737774C2 (fr) 1989-08-31
FR2608286A1 (fr) 1988-06-17
IT1214993B (it) 1990-01-31

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