AU2002220063A1 - Electromagnetic motor with flux stabilization ring, saturation tips, and radiator - Google Patents

Electromagnetic motor with flux stabilization ring, saturation tips, and radiator

Info

Publication number
AU2002220063A1
AU2002220063A1 AU2002220063A AU2006302A AU2002220063A1 AU 2002220063 A1 AU2002220063 A1 AU 2002220063A1 AU 2002220063 A AU2002220063 A AU 2002220063A AU 2006302 A AU2006302 A AU 2006302A AU 2002220063 A1 AU2002220063 A1 AU 2002220063A1
Authority
AU
Australia
Prior art keywords
radiator
tips
saturation
electromagnetic motor
stabilization ring
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
AU2002220063A
Inventor
Douglas J. Button
Jerry Moro
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.)
Harman International Industries Inc
Original Assignee
Harman International Industries 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 Harman International Industries Inc filed Critical Harman International Industries Inc
Publication of AU2002220063A1 publication Critical patent/AU2002220063A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/025Magnetic circuit
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K41/00Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02Linear motors; Sectional motors
    • H02K41/035DC motors; Unipolar motors
    • H02K41/0352Unipolar motors
    • H02K41/0354Lorentz force motors, e.g. voice coil motors
    • H02K41/0356Lorentz force motors, e.g. voice coil motors moving along a straight path
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K16/00Machines with more than one rotor or stator
    • H02K16/02Machines with one stator and two or more rotors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K9/00Arrangements for cooling or ventilating
    • H02K9/22Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/223Heat bridges
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/041Voice coil arrangements comprising more than one voice coil unit on the same bobbin
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/022Cooling arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
AU2002220063A 2000-10-25 2001-10-23 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator Abandoned AU2002220063A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/696,392 US6774510B1 (en) 2000-10-25 2000-10-25 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator
US09/696,392 2000-10-25
PCT/US2001/045453 WO2002037644A2 (en) 2000-10-25 2001-10-23 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator

Publications (1)

Publication Number Publication Date
AU2002220063A1 true AU2002220063A1 (en) 2002-05-15

Family

ID=24796867

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002220063A Abandoned AU2002220063A1 (en) 2000-10-25 2001-10-23 Electromagnetic motor with flux stabilization ring, saturation tips, and radiator

Country Status (3)

Country Link
US (3) US6774510B1 (en)
AU (1) AU2002220063A1 (en)
WO (1) WO2002037644A2 (en)

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RU2696350C2 (en) * 2018-01-29 2019-08-01 Общество с ограниченной ответственностью "ЛАБОРАТОРИЯ ЗВУКА" Dynamic loudspeaker cooling system
CN110620975A (en) * 2018-06-20 2019-12-27 惠州迪芬尼声学科技股份有限公司 Terminal group and loudspeaker with same
DK180111B1 (en) * 2018-10-04 2020-05-06 Upper Level Aps A magnet system for an electromechanical transducer
CN113557752B (en) 2019-02-28 2023-06-23 普立菲有限公司 Speaker motor with improved linearity
CN111107733B (en) * 2019-09-27 2021-04-20 法雷奥西门子新能源汽车(深圳)有限公司 Electrical device and motor vehicle comprising such an electrical device
WO2021154116A1 (en) * 2020-01-31 2021-08-05 Андрей Владимирович ХРОМОВ System for cooling a moving-coiling loudspeaker

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Also Published As

Publication number Publication date
WO2002037644A2 (en) 2002-05-10
US7012345B2 (en) 2006-03-14
US7057314B2 (en) 2006-06-06
US6774510B1 (en) 2004-08-10
US20040239193A1 (en) 2004-12-02
US20050179326A1 (en) 2005-08-18
WO2002037644A3 (en) 2003-03-27

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