IT8248333A0 - Dispositivo per la rivelazione elettromagnetica di oggetti metallici - Google Patents

Dispositivo per la rivelazione elettromagnetica di oggetti metallici

Info

Publication number
IT8248333A0
IT8248333A0 IT8248333A IT4833382A IT8248333A0 IT 8248333 A0 IT8248333 A0 IT 8248333A0 IT 8248333 A IT8248333 A IT 8248333A IT 4833382 A IT4833382 A IT 4833382A IT 8248333 A0 IT8248333 A0 IT 8248333A0
Authority
IT
Italy
Prior art keywords
metallic objects
electromagnetic detection
electromagnetic
detection
metallic
Prior art date
Application number
IT8248333A
Other languages
English (en)
Other versions
IT1147941B (it
Inventor
Karl-Erik Moberg
Original Assignee
Bofors Ab
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 Bofors Ab filed Critical Bofors Ab
Publication of IT8248333A0 publication Critical patent/IT8248333A0/it
Application granted granted Critical
Publication of IT1147941B publication Critical patent/IT1147941B/it

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08Electric 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
    • G01V3/10Electric 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
    • G01V3/104Electric 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
    • G01V3/105Electric 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

  • 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)
  • Geophysics And Detection Of Objects (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
IT48333/82A 1981-05-06 1982-05-05 Dispositivo per la rivelazione elettromagnetica di oggetti metallici IT1147941B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8102827A SE426269B (sv) 1981-05-06 1981-05-06 Anordning vid detektering av metallforemal

Publications (2)

Publication Number Publication Date
IT8248333A0 true IT8248333A0 (it) 1982-05-05
IT1147941B IT1147941B (it) 1986-11-26

Family

ID=20343740

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48333/82A IT1147941B (it) 1981-05-06 1982-05-05 Dispositivo per la rivelazione elettromagnetica di oggetti metallici

Country Status (11)

Country Link
JP (1) JPS57192887A (it)
BE (1) BE893088A (it)
CA (1) CA1198165A (it)
CH (1) CH656231A5 (it)
DE (1) DE3217033A1 (it)
FR (1) FR2505508B1 (it)
GB (1) GB2097933B (it)
IT (1) IT1147941B (it)
NL (1) NL8201811A (it)
NO (1) NO821485L (it)
SE (1) SE426269B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59141001A (ja) * 1983-02-01 1984-08-13 Mitsubishi Electric Corp 金属管の有効端末位置検出方法
SE9203256L (sv) * 1992-11-04 1994-01-10 Bofors Ab Magnetiskt zonrör
US5426363A (en) * 1993-04-26 1995-06-20 Kabushiki Kaisha Honda Denshi Giken Object detecting device
EP2291685A1 (en) * 2008-06-27 2011-03-09 Minelab Electronics PTY LTD Constant current metal detector with driven transmit coil

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB835128A (en) * 1955-09-17 1960-05-18 Asea Ab Apparatus for examining a substance utilising the effect of the substance on the q factor of a resonant circuit
DE2052989C3 (de) * 1970-10-30 1973-11-08 Guenther Dipl.-Ing. 2209 Sushoern Weber Durch einen oder mehrere sich be wegende Gegenstande auslosbares Schalt gerat
GB1448877A (en) * 1973-09-04 1976-09-08 Weber G Electronic switching device for sensing a body and for converting such sensing into an electrical signal
GB1561641A (en) * 1976-08-05 1980-02-27 Redland Automation Ltd Presence detector apparatus
LU75628A1 (it) * 1976-08-19 1978-04-13
DE2722511A1 (de) * 1977-05-18 1978-11-30 Voll Walter Metallsuchgeraet
DE2722498C3 (de) * 1977-05-18 1982-02-04 Walter Ing.(Grad.) 8728 Hassfurt Voll Einrichtung an einem Kraftfahrzeug zur Anzeige eines Mindestabstandes

Also Published As

Publication number Publication date
DE3217033A1 (de) 1982-11-25
GB2097933B (en) 1985-05-15
FR2505508A1 (fr) 1982-11-12
CH656231A5 (de) 1986-06-13
SE8102827L (sv) 1982-11-07
SE426269B (sv) 1982-12-20
NL8201811A (nl) 1982-12-01
DE3217033C2 (it) 1991-01-03
FR2505508B1 (fr) 1985-11-29
NO821485L (no) 1982-11-08
GB2097933A (en) 1982-11-10
BE893088A (fr) 1982-08-30
IT1147941B (it) 1986-11-26
CA1198165A (en) 1985-12-17
JPS57192887A (en) 1982-11-27

Similar Documents

Publication Publication Date Title
IT1153637B (it) Apparecchio rivelatore di oggetti metallici
DK161267C (da) Elektromagnetisk metaldetektor
NL194992B (nl) Electromagnetische stralingssensor.
DK393683A (da) Metaldetekteringsapparat
IT8349249A0 (it) Metodo e dispositivo per la fabbricazione di oggetti metallici non allergizzanti
IT1152029B (it) Apparecchiatura per il rilevamento della presenza di monete
GB2235771B (en) The detection of moving objects
IT8367279A0 (it) Apparecchiatura di rivelazione dirotazione
DK263183A (da) Metaldetektions system
IT8223075A0 (it) Procedimento immunoenzimatico per il rilevamento di anticorpi antinucleari.
IT1170919B (it) Dispositivo per la lavorazione di superfici cilindriche
IT1145237B (it) Sistema di rilevazione
IT8248333A0 (it) Dispositivo per la rivelazione elettromagnetica di oggetti metallici
ZA822022B (en) Electromagnetic field perimeter detection apparatus
DE3160208D1 (en) Device for the detection of sheet-like objects
IT1154353B (it) Dispositivo per il rivestimento di oggetti o corpi filamentosi
IT1153325B (it) Procedimento e dispositivo per la produzione di rilievi per procellana diaspro
IT8219799A0 (it) Procedimento e apparecchiatura per la riduzione di minerali metallici.
ES517373A0 (es) Un dispositivo electromagnetico inductivo.
IT1138386B (it) Perfezionamento all'assiemaggio di un avvisatore elettromagnetico
IT9019504A0 (it) Dispoditivo per la rilevazione di oggetti metallici
IT8253699V0 (it) Dispositivo per la lavorazione di profilati particolarmente profilati metallici
ITTO920930A1 (it) Dispositivo per la rivelazione di radiazioni elettromagnetiche.
ES528168A0 (es) Aparato de deteccion de particulas metalicas
BR6100847U (pt) Indicador eletromagnetico