AU9638298A - Magnetic field generation - Google Patents

Magnetic field generation

Info

Publication number
AU9638298A
AU9638298A AU96382/98A AU9638298A AU9638298A AU 9638298 A AU9638298 A AU 9638298A AU 96382/98 A AU96382/98 A AU 96382/98A AU 9638298 A AU9638298 A AU 9638298A AU 9638298 A AU9638298 A AU 9638298A
Authority
AU
Australia
Prior art keywords
magnetic field
field generation
generation
magnetic
field
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.)
Abandoned
Application number
AU96382/98A
Inventor
Andrew Nicholas Dames
Mark England
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.)
Flying Null Ltd
Original Assignee
Flying Null Ltd
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 Flying Null Ltd filed Critical Flying Null Ltd
Publication of AU9638298A publication Critical patent/AU9638298A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/11—Structural association with clutches, brakes, gears, pulleys or mechanical starters with dynamo-electric clutches
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
AU96382/98A 1997-10-30 1998-10-30 Magnetic field generation Abandoned AU9638298A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9722938.9A GB9722938D0 (en) 1997-10-30 1997-10-30 Generating magnetic fields
GB9722938 1997-10-30
PCT/GB1998/003246 WO1999023741A1 (en) 1997-10-30 1998-10-30 Magnetic field generation

Publications (1)

Publication Number Publication Date
AU9638298A true AU9638298A (en) 1999-05-24

Family

ID=10821322

Family Applications (1)

Application Number Title Priority Date Filing Date
AU96382/98A Abandoned AU9638298A (en) 1997-10-30 1998-10-30 Magnetic field generation

Country Status (3)

Country Link
AU (1) AU9638298A (en)
GB (2) GB9722938D0 (en)
WO (1) WO1999023741A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6075441A (en) 1996-09-05 2000-06-13 Key-Trak, Inc. Inventoriable-object control and tracking system
CA2343411C (en) 1998-09-11 2002-11-12 Key-Trak, Inc. Object carriers for an object control and tracking system
US6232876B1 (en) 1998-09-11 2001-05-15 Key-Trak, Inc. Mobile object tracking system
WO2000016280A1 (en) 1998-09-11 2000-03-23 Key-Trak, Inc. Object tracking system with non-contact object detection and identification
AU6031499A (en) 1998-09-11 2000-04-03 Key-Trak, Inc. Object control and tracking system with zonal transition detection

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5830688A (en) * 1981-08-18 1983-02-23 Kazunari Yamada Sensor
GB2135775B (en) * 1983-02-25 1986-03-26 Smiths Industries Plc Gyroscope apparatus
EP0222916B1 (en) * 1985-04-29 1993-02-03 Sony Corporation External magnetic field reversing apparatus for photomagnetic disks
DE3843646C2 (en) * 1988-12-23 1994-05-26 Spinner Georg Electromagnetic switch drive
JPH03205638A (en) * 1990-01-08 1991-09-09 Matsushita Electric Ind Co Ltd Magnetic field inverting device
CH679358B5 (en) * 1990-09-05 1992-08-14 Micromag Sa
SE9402943L (en) * 1994-09-02 1996-03-03 Rso Corp Label for marking and remote indication of objects
WO1996026312A1 (en) * 1995-02-20 1996-08-29 Unilever N.V. Liquid dispensing system
GB9625561D0 (en) * 1996-12-09 1997-01-29 Flying Null Ltd Magnetic tags

Also Published As

Publication number Publication date
WO1999023741A1 (en) 1999-05-14
GB9722938D0 (en) 1998-01-07
GB2347022A (en) 2000-08-23
GB0012971D0 (en) 2000-07-19

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase