GB9021935D0 - Detecting localised magnetic field changes - Google Patents
Detecting localised magnetic field changesInfo
- Publication number
- GB9021935D0 GB9021935D0 GB909021935A GB9021935A GB9021935D0 GB 9021935 D0 GB9021935 D0 GB 9021935D0 GB 909021935 A GB909021935 A GB 909021935A GB 9021935 A GB9021935 A GB 9021935A GB 9021935 D0 GB9021935 D0 GB 9021935D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic field
- field changes
- localised magnetic
- detecting localised
- detecting
- 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.)
- Withdrawn
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
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9021935A GB2248692A (en) | 1990-10-09 | 1990-10-09 | Detecting localised magnetic field changes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9021935A GB2248692A (en) | 1990-10-09 | 1990-10-09 | Detecting localised magnetic field changes |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9021935D0 true GB9021935D0 (en) | 1990-11-21 |
GB2248692A GB2248692A (en) | 1992-04-15 |
Family
ID=10683437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9021935A Withdrawn GB2248692A (en) | 1990-10-09 | 1990-10-09 | Detecting localised magnetic field changes |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2248692A (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2320348A (en) * | 1996-12-10 | 1998-06-17 | Robert Iain Doig | Vehicle booby trap detector |
ES2164568B1 (en) * | 1998-08-11 | 2003-05-16 | Leiva & Leiva Systems S L | DETECTOR WITH DISCRIMINATION OF METAL OBJECTS. |
ES2180410B1 (en) * | 2001-02-22 | 2004-09-16 | Juan Jose Salamanca De La Barrera | LAPA PUMP DETECTOR. |
ES2177469B1 (en) | 2001-05-16 | 2003-12-16 | Fico Mirrors Sa | DEVICE FOR DETECTION OF PRESENCE OF OBJECTS IN A DEAD ANGLE OF A MOTOR VEHICLE. |
US7315321B2 (en) * | 2002-03-05 | 2008-01-01 | Leonid Polyakov | System of and method for warning about unauthorized objects attached to vehicle bottoms and/or adjoining areas |
ES2328676T3 (en) * | 2002-07-17 | 2009-11-17 | Fico Mirrors, S.A. | ACTIVE SURVEILLANCE DEVICE IN A SAFETY PERIMETER OF A MOTOR VEHICLE. |
ES2222784A1 (en) * | 2002-10-17 | 2005-02-01 | Proyectos Y Tecnologia Sallen, S.L. | Detector of e.g. explosives under a motor vehicle includes a strain gauge with an electronic controller and anchors fixed to the vehicle |
US7489234B2 (en) | 2003-08-18 | 2009-02-10 | Fico Mirrors, S.A. | System and method for the magnetic detection of the presence of objects in a blind angle of an automobile vehicle |
US8594979B2 (en) * | 2011-01-13 | 2013-11-26 | Icove And Associates, Llc | Handheld and imbedded devices to detect sticky devices using magnets |
US9244133B2 (en) | 2011-01-13 | 2016-01-26 | Icove And Associates, Llc | Handheld devices and structures to detect sticky devices having magnets |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1280145A (en) * | 1968-09-27 | 1972-07-05 | Emi Ltd Formerly Electric & Mu | Improvements in or relating to detection of submarine objects |
US4228395A (en) * | 1969-01-06 | 1980-10-14 | The United States Of America As Represented By The Secretary Of The Navy | Feature recognition system |
US3971983A (en) * | 1972-06-06 | 1976-07-27 | Infinetics, Inc. | Ferromagnetic metal detector utilizing gradiometers positioned on opposite sides of the detection area with overlapping sensitivity |
DE2722498C3 (en) * | 1977-05-18 | 1982-02-04 | Walter Ing.(Grad.) 8728 Hassfurt Voll | Device on a motor vehicle for displaying a minimum distance |
US4675606A (en) * | 1985-07-29 | 1987-06-23 | Suman Ganguly | Magnetometers for detecting metallic objects in earth's magnetic field |
-
1990
- 1990-10-09 GB GB9021935A patent/GB2248692A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2248692A (en) | 1992-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |