GB0615726D0 - Actuator - Google Patents

Actuator

Info

Publication number
GB0615726D0
GB0615726D0 GBGB0615726.7A GB0615726A GB0615726D0 GB 0615726 D0 GB0615726 D0 GB 0615726D0 GB 0615726 A GB0615726 A GB 0615726A GB 0615726 D0 GB0615726 D0 GB 0615726D0
Authority
GB
United Kingdom
Prior art keywords
actuator
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Withdrawn
Application number
GBGB0615726.7A
Other versions
GB2440768A (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.)
Leonardo UK Ltd
Original Assignee
Selex Sensors and Airborne Systems 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 Selex Sensors and Airborne Systems Ltd filed Critical Selex Sensors and Airborne Systems Ltd
Priority to GB0615726A priority Critical patent/GB2440768A/en
Publication of GB0615726D0 publication Critical patent/GB0615726D0/en
Priority to US11/882,183 priority patent/US7705702B2/en
Priority to IL184990A priority patent/IL184990A/en
Publication of GB2440768A publication Critical patent/GB2440768A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/17—Stator cores with permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0289—Transducers, loudspeakers, moving coil arrangements
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/066—Electromagnets with movable winding

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
GB0615726A 2006-08-08 2006-08-08 Magnet assembly for moving coil actuator Withdrawn GB2440768A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0615726A GB2440768A (en) 2006-08-08 2006-08-08 Magnet assembly for moving coil actuator
US11/882,183 US7705702B2 (en) 2006-08-08 2007-07-31 Actuator
IL184990A IL184990A (en) 2006-08-08 2007-08-01 Actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0615726A GB2440768A (en) 2006-08-08 2006-08-08 Magnet assembly for moving coil actuator

Publications (2)

Publication Number Publication Date
GB0615726D0 true GB0615726D0 (en) 2006-09-20
GB2440768A GB2440768A (en) 2008-02-13

Family

ID=37056004

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0615726A Withdrawn GB2440768A (en) 2006-08-08 2006-08-08 Magnet assembly for moving coil actuator

Country Status (1)

Country Link
GB (1) GB2440768A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007005620B4 (en) * 2007-01-31 2011-05-05 Sennheiser Electronic Gmbh & Co. Kg Dynamic sound transducer, earpiece and headset

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE556726A (en) * 1956-04-18
NO975614A (en) * 1997-12-04 1999-04-26 Seas Fabrikker As Permanent magnet assembly
GB0223654D0 (en) * 2002-10-10 2002-11-20 New Transducers Ltd Electromagnetic actuator

Also Published As

Publication number Publication date
GB2440768A (en) 2008-02-13

Similar Documents

Publication Publication Date Title
GB0618572D0 (en) Actuator
GB0616730D0 (en) Jam-tolerant actuator
GB0618902D0 (en) Actuator
GB2435877B (en) Actuators
EP1981034A4 (en) Actuator element
GB0619745D0 (en) Actuator
GB0614114D0 (en) An actuator
GB0706270D0 (en) Actuator arrangement
GB0705301D0 (en) Actuator arrangement
GB0719689D0 (en) Actuator arrangement
GB2430686B (en) Actuator
GB0917864D0 (en) Actuator
GB0706524D0 (en) Actuator arrangement
GB2438745B (en) Actuator Unit
GB0702195D0 (en) Actuator Arrangement
GB0715404D0 (en) Electromagmetic actuator
EP2173559A4 (en) Actuator
GB0720153D0 (en) Actuator arrangements
GB0707122D0 (en) Actuator arrangement
GB0603171D0 (en) An actuator
GB0611525D0 (en) Actuator arrangement
GB0708641D0 (en) Actuator
EP2043237A4 (en) Actuator
GB2431720B (en) Actuator
GB0709454D0 (en) Actuator

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)