SG10201803158VA - Electromechanical transducer - Google Patents

Electromechanical transducer

Info

Publication number
SG10201803158VA
SG10201803158VA SG10201803158VA SG10201803158VA SG10201803158VA SG 10201803158V A SG10201803158V A SG 10201803158VA SG 10201803158V A SG10201803158V A SG 10201803158VA SG 10201803158V A SG10201803158V A SG 10201803158VA SG 10201803158V A SG10201803158V A SG 10201803158VA
Authority
SG
Singapore
Prior art keywords
electromechanical transducer
towardbothsidesinafirstdirection
togetherwiththestructuralportion
signalarelocatedintegrally
magneticforceofthemagneticcircuit
Prior art date
Application number
SG10201803158VA
Inventor
Takashi Iwakura
Fumitaka Funahasi
Kei Koyama
Original Assignee
Rion Co 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 Rion Co Ltd filed Critical Rion Co Ltd
Publication of SG10201803158VA publication Critical patent/SG10201803158VA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • 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
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
    • H01F7/124—Guiding or setting position of armatures, e.g. retaining armatures in their end position by mechanical latch, e.g. detent
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
    • H02K35/06—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving flux distributors, and both coil systems and magnets stationary
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)

Abstract

Anelectromechanicaltransducerincludes:astructuralportionconfiguredsuch thattwopairsofmagnetsmagnetizedinoppositedirections,ayokeconfiguredtoguide magneticfluxesfromthemagnets,andacoilconfiguredtoreceiveasuppliedelectric signalarelocatedintegrally;anarmaturehavinganinnerportionpenetratinganinternal spaceofthestructuralportionandouterportionsprotrudingfromtheinnerportion towardbothsidesinafirstdirection,forming,togetherwiththestructuralportion,a magneticcircuitthroughregionsoftheinnerportionfacingthetwopairsofmagnets, andconfiguredtodisplaceinaseconddirectionperpendiculartothefirstdirectionby magneticforceofthemagneticcircuit;andapairofelasticmemberseachlocatedon bothsidesofthearmatureintheseconddirection,andconfiguredtoprovide,tothe armature,restoringforceaccordingtorelativedisplacementofthearmature correspondingtothestructuralportion. ELECTROMECHANICAL TRANSDUCER [FIG. 2]
SG10201803158VA 2017-04-25 2018-04-16 Electromechanical transducer SG10201803158VA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017086591A JP6813423B2 (en) 2017-04-25 2017-04-25 Electromechanical transducer

Publications (1)

Publication Number Publication Date
SG10201803158VA true SG10201803158VA (en) 2018-11-29

Family

ID=62046774

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10201803158VA SG10201803158VA (en) 2017-04-25 2018-04-16 Electromechanical transducer

Country Status (5)

Country Link
US (1) US10542348B2 (en)
EP (1) EP3396976B1 (en)
JP (1) JP6813423B2 (en)
DK (1) DK3396976T3 (en)
SG (1) SG10201803158VA (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3603110T3 (en) * 2017-10-25 2021-04-06 Ps Audio Design Oy Transducer arrangement
CN110012398B (en) * 2019-05-14 2024-03-12 潘国昌 Balanced vibration system
JP2022047020A (en) * 2020-09-11 2022-03-24 リオン株式会社 Electromechanical converter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5653543B2 (en) 1974-05-29 1981-12-19
JP3631935B2 (en) * 2000-03-14 2005-03-23 スター精密株式会社 Electroacoustic transducer
JP6276511B2 (en) * 2013-03-15 2018-02-07 リオン株式会社 Electromechanical transducer and electroacoustic transducer
JP5653543B1 (en) * 2014-01-21 2015-01-14 リオン株式会社 Electromechanical transducer and electroacoustic transducer
JP5579335B1 (en) * 2014-02-18 2014-08-27 リオン株式会社 Electromechanical transducer
JP6625896B2 (en) 2016-02-19 2019-12-25 リオン株式会社 Electromechanical transducer
JP6625899B2 (en) 2016-02-24 2019-12-25 リオン株式会社 Electromechanical transducer

Also Published As

Publication number Publication date
EP3396976A1 (en) 2018-10-31
EP3396976B1 (en) 2020-10-21
US10542348B2 (en) 2020-01-21
JP2018186378A (en) 2018-11-22
US20180310101A1 (en) 2018-10-25
DK3396976T3 (en) 2021-01-11
JP6813423B2 (en) 2021-01-13

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