GB2506931B - Metal detector - Google Patents

Metal detector

Info

Publication number
GB2506931B
GB2506931B GB1218448.7A GB201218448A GB2506931B GB 2506931 B GB2506931 B GB 2506931B GB 201218448 A GB201218448 A GB 201218448A GB 2506931 B GB2506931 B GB 2506931B
Authority
GB
United Kingdom
Prior art keywords
metal detector
detector
metal
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.)
Active
Application number
GB1218448.7A
Other versions
GB2506931A (en
GB201218448D0 (en
Inventor
John Colin Moore
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Priority to GB1218448.7A priority Critical patent/GB2506931B/en
Publication of GB201218448D0 publication Critical patent/GB201218448D0/en
Priority to EP17194641.1A priority patent/EP3287815B1/en
Priority to US14/377,522 priority patent/US10215875B2/en
Priority to CN201380009028.5A priority patent/CN104246539B/en
Priority to EP13705341.9A priority patent/EP2812734B1/en
Priority to PCT/US2013/025040 priority patent/WO2013119741A1/en
Priority to CA2859084A priority patent/CA2859084C/en
Priority to BR112014019417-3A priority patent/BR112014019417B1/en
Priority to PL17194641T priority patent/PL3287815T3/en
Publication of GB2506931A publication Critical patent/GB2506931A/en
Application granted granted Critical
Publication of GB2506931B publication Critical patent/GB2506931B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V13/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices covered by groups G01V1/00 – G01V11/00

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
GB1218448.7A 2012-02-10 2012-10-15 Metal detector Active GB2506931B (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB1218448.7A GB2506931B (en) 2012-10-15 2012-10-15 Metal detector
CA2859084A CA2859084C (en) 2012-02-10 2013-02-07 Metal detector
US14/377,522 US10215875B2 (en) 2012-02-10 2013-02-07 Metal detector
CN201380009028.5A CN104246539B (en) 2012-02-10 2013-02-07 Metal detector
EP13705341.9A EP2812734B1 (en) 2012-02-10 2013-02-07 Metal detector
PCT/US2013/025040 WO2013119741A1 (en) 2012-02-10 2013-02-07 Metal detector
EP17194641.1A EP3287815B1 (en) 2012-02-10 2013-02-07 Metal detector
BR112014019417-3A BR112014019417B1 (en) 2012-02-10 2013-02-07 METHOD OF BALANCING AN OUTPUT SIGNAL OF A VARIABLE FREQUENCY METAL DETECTOR AND METAL DETECTOR
PL17194641T PL3287815T3 (en) 2012-02-10 2013-02-07 Metal detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1218448.7A GB2506931B (en) 2012-10-15 2012-10-15 Metal detector

Publications (3)

Publication Number Publication Date
GB201218448D0 GB201218448D0 (en) 2012-11-28
GB2506931A GB2506931A (en) 2014-04-16
GB2506931B true GB2506931B (en) 2014-08-27

Family

ID=47324767

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1218448.7A Active GB2506931B (en) 2012-02-10 2012-10-15 Metal detector

Country Status (1)

Country Link
GB (1) GB2506931B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10324215B2 (en) * 2014-12-30 2019-06-18 Witricity Corporation Systems, methods, and apparatus for detecting ferromagnetic foreign objects in a predetermined space
RU2647991C1 (en) * 2016-11-18 2018-03-21 Общество с ограниченной ответственностью "Локаторная техника" Metal detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2361544A (en) * 2000-04-20 2001-10-24 Goring Kerr Ltd Metal detector
WO2012045578A1 (en) * 2010-10-07 2012-04-12 Mettlert-Toledo Safeline Limited Method for operating a metal detection system and metal detection system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2361544A (en) * 2000-04-20 2001-10-24 Goring Kerr Ltd Metal detector
WO2012045578A1 (en) * 2010-10-07 2012-04-12 Mettlert-Toledo Safeline Limited Method for operating a metal detection system and metal detection system

Also Published As

Publication number Publication date
GB2506931A (en) 2014-04-16
GB201218448D0 (en) 2012-11-28

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