GB1187458A - Improvements in or relating to Apparatus for the Detection of Metals, Metallic Particles, Fragments or Articles - Google Patents

Improvements in or relating to Apparatus for the Detection of Metals, Metallic Particles, Fragments or Articles

Info

Publication number
GB1187458A
GB1187458A GB3132567A GB3132567A GB1187458A GB 1187458 A GB1187458 A GB 1187458A GB 3132567 A GB3132567 A GB 3132567A GB 3132567 A GB3132567 A GB 3132567A GB 1187458 A GB1187458 A GB 1187458A
Authority
GB
United Kingdom
Prior art keywords
board
fragments
articles
metals
relating
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
Application number
GB3132567A
Other languages
English (en)
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.)
Materiel Electromagnetique S I
Original Assignee
Materiel Electromagnetique S I
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 Materiel Electromagnetique S I filed Critical Materiel Electromagnetique S I
Publication of GB1187458A publication Critical patent/GB1187458A/en
Expired 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
    • G01V3/105—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 forming directly coupled primary and secondary coils or loops

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)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB3132567A 1966-07-12 1967-07-07 Improvements in or relating to Apparatus for the Detection of Metals, Metallic Particles, Fragments or Articles Expired GB1187458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR69103A FR1493026A (fr) 1966-07-12 1966-07-12 Perfectionnements aux détecteurs de métaux

Publications (1)

Publication Number Publication Date
GB1187458A true GB1187458A (en) 1970-04-08

Family

ID=8613060

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3132567A Expired GB1187458A (en) 1966-07-12 1967-07-07 Improvements in or relating to Apparatus for the Detection of Metals, Metallic Particles, Fragments or Articles

Country Status (4)

Country Link
BE (1) BE701246A (enrdf_load_stackoverflow)
DE (1) DE1980303U (enrdf_load_stackoverflow)
FR (1) FR1493026A (enrdf_load_stackoverflow)
GB (1) GB1187458A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848184A (en) * 1972-06-07 1974-11-12 Erhardt & Leimer Kg Metal sensing apparatus with a protective cover of a grounded conductive plastic material to prevent accumulation of electrical charges
FR2435712A1 (fr) * 1978-09-08 1980-04-04 British Steel Corp Appareil de controle magnetique de tole ou de bande
GB2166865A (en) * 1984-10-05 1986-05-14 Truetzschler & Co Device and method for detecting foreign bodies in bales of textile fibre
EP0249110A3 (en) * 1986-06-07 1988-10-19 Klaus Ebinger Sensor for a metal detector
WO2006034901A1 (de) * 2004-09-29 2006-04-06 Robert Bosch Gmbh Sensor zum ortung metallischer objekte sowie verfahren zur auswertung von messsignalen eines solchen sensors
DE102011076865A1 (de) * 2011-06-01 2012-12-06 Bundesdruckerei Gmbh Sensorkarte und Verifikationsverfahren zur magnetischen und optischen Prüfung von Dokumenten

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790048A (fr) * 1971-10-13 1973-02-01 Telemecanique Electrique Circuit oscillant pour detecteur de proximite
DE2524975C2 (de) * 1975-06-05 1985-08-08 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Einrichtung zur berührungslosen Messung des Abstandes zu elektrisch oder magnetisch leitenden Gegenständen
FR2516250A1 (fr) * 1981-11-10 1983-05-13 Etude Dev Rech Indl Dispositif de detection de la presence d'objets dans des caisses fermees
FR2552888B1 (fr) * 1983-09-30 1986-02-28 Electroniques Meca Et Dispositif electronique pour la detection d'objets au moins en partie metalliques, a l'interieur d'un volume determine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848184A (en) * 1972-06-07 1974-11-12 Erhardt & Leimer Kg Metal sensing apparatus with a protective cover of a grounded conductive plastic material to prevent accumulation of electrical charges
FR2435712A1 (fr) * 1978-09-08 1980-04-04 British Steel Corp Appareil de controle magnetique de tole ou de bande
GB2166865A (en) * 1984-10-05 1986-05-14 Truetzschler & Co Device and method for detecting foreign bodies in bales of textile fibre
EP0249110A3 (en) * 1986-06-07 1988-10-19 Klaus Ebinger Sensor for a metal detector
WO2006034901A1 (de) * 2004-09-29 2006-04-06 Robert Bosch Gmbh Sensor zum ortung metallischer objekte sowie verfahren zur auswertung von messsignalen eines solchen sensors
US7759939B2 (en) 2004-09-29 2010-07-20 Robert Bosch Gmbh Sensor for locating metallic objects and method for evaluating measurement signal of such a sensor
DE102011076865A1 (de) * 2011-06-01 2012-12-06 Bundesdruckerei Gmbh Sensorkarte und Verifikationsverfahren zur magnetischen und optischen Prüfung von Dokumenten

Also Published As

Publication number Publication date
DE1980303U (de) 1968-03-07
BE701246A (enrdf_load_stackoverflow) 1968-01-12
FR1493026A (fr) 1967-08-25

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees