JPS6247040B2 - - Google Patents

Info

Publication number
JPS6247040B2
JPS6247040B2 JP52138764A JP13876477A JPS6247040B2 JP S6247040 B2 JPS6247040 B2 JP S6247040B2 JP 52138764 A JP52138764 A JP 52138764A JP 13876477 A JP13876477 A JP 13876477A JP S6247040 B2 JPS6247040 B2 JP S6247040B2
Authority
JP
Japan
Prior art keywords
diaphragm
case
magnetic
magnetic parts
magnet
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.)
Expired
Application number
JP52138764A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5471618A (en
Inventor
Haimi Takasaki
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP13876477A priority Critical patent/JPS5471618A/ja
Publication of JPS5471618A publication Critical patent/JPS5471618A/ja
Publication of JPS6247040B2 publication Critical patent/JPS6247040B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP13876477A 1977-11-17 1977-11-17 Electro-acoustic transducer Granted JPS5471618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13876477A JPS5471618A (en) 1977-11-17 1977-11-17 Electro-acoustic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13876477A JPS5471618A (en) 1977-11-17 1977-11-17 Electro-acoustic transducer

Publications (2)

Publication Number Publication Date
JPS5471618A JPS5471618A (en) 1979-06-08
JPS6247040B2 true JPS6247040B2 (cs) 1987-10-06

Family

ID=15229633

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13876477A Granted JPS5471618A (en) 1977-11-17 1977-11-17 Electro-acoustic transducer

Country Status (1)

Country Link
JP (1) JPS5471618A (cs)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5145029Y2 (cs) * 1971-03-03 1976-11-01
JPS5326115Y2 (cs) * 1973-02-14 1978-07-04

Also Published As

Publication number Publication date
JPS5471618A (en) 1979-06-08

Similar Documents

Publication Publication Date Title
CA2379534C (en) Low frequency vibrator
US6956957B1 (en) Loudspeakers
CN209787426U (zh) 一种振动发声装置及电子设备
CN114745643A (zh) 发声振动装置和电子设备
JP2004515097A (ja) ラウドスピーカ駆動器
US4147899A (en) Broadband electromagnetic sound source with differently tuned diaphragms
US11805366B2 (en) Multifunctional electromagnetic transducer
CZ20031501A3 (cs) Reproduktor
JP2023519881A (ja) 電気音響変換器及びラウドスピーカー、マイクロフォン及び電気音響変換器を備える電子機器
US20010033668A1 (en) Compound driver for acoustical applications
JPH10229596A (ja) 振動ブザー
CN115567850A (zh) 激励器和电子设备
JPS6247040B2 (cs)
JPH11220786A (ja) パネル型スピーカ装置
JP2000050384A (ja) スピーカ装置
JPH10257594A (ja) 電気−機械−音響変換器、及びそれを使用した携帯端末装置
JP2001238285A (ja) ハイブリッド型スピーカ
JPH04313998A (ja) 超磁歪振動子を使用した振動駆動装置
CN116132887B (zh) 振动发声装置及电子设备
JPH11308691A (ja) スピーカ装置
CN220693330U (zh) 一种磁铁复合平面振膜喇叭
JP3924777B2 (ja) フラットスピーカ
KR100847674B1 (ko) 평판 스피커
JP2000041291A (ja) スピーカ装置
JPH0445348Y2 (cs)