JPH0448039Y2 - - Google Patents

Info

Publication number
JPH0448039Y2
JPH0448039Y2 JP16689188U JP16689188U JPH0448039Y2 JP H0448039 Y2 JPH0448039 Y2 JP H0448039Y2 JP 16689188 U JP16689188 U JP 16689188U JP 16689188 U JP16689188 U JP 16689188U JP H0448039 Y2 JPH0448039 Y2 JP H0448039Y2
Authority
JP
Japan
Prior art keywords
coil
inner pole
bottom plate
receiver
pole
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
JP16689188U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0288361U (en]
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 filed Critical
Priority to JP16689188U priority Critical patent/JPH0448039Y2/ja
Publication of JPH0288361U publication Critical patent/JPH0288361U/ja
Application granted granted Critical
Publication of JPH0448039Y2 publication Critical patent/JPH0448039Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Telephone Set Structure (AREA)
JP16689188U 1988-12-26 1988-12-26 Expired JPH0448039Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16689188U JPH0448039Y2 (en]) 1988-12-26 1988-12-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16689188U JPH0448039Y2 (en]) 1988-12-26 1988-12-26

Publications (2)

Publication Number Publication Date
JPH0288361U JPH0288361U (en]) 1990-07-12
JPH0448039Y2 true JPH0448039Y2 (en]) 1992-11-12

Family

ID=31454684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16689188U Expired JPH0448039Y2 (en]) 1988-12-26 1988-12-26

Country Status (1)

Country Link
JP (1) JPH0448039Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0727717Y2 (ja) * 1990-11-29 1995-06-21 岩崎通信機株式会社 ハンドセットの受話器実装構造

Also Published As

Publication number Publication date
JPH0288361U (en]) 1990-07-12

Similar Documents

Publication Publication Date Title
US5740257A (en) Active noise control earpiece being compatible with magnetic coupled hearing aids
CN114554369B (zh) 发声装置和电子设备
US7577269B2 (en) Acoustic transducer
US20040086149A1 (en) One-magnet rectangular transducer
US20020186857A1 (en) Automatic telephone switch for hearing aid
RU2190311C2 (ru) Способ и устройство для управления распространением магнитных полей через магнитоэлектродинамические преобразователи, особенно в приборах связи
CN110730410B (zh) 骨传导扬声器、骨传导耳机及骨传导助听器
KR20040035762A (ko) 2개의 진동판을 구비한 전기 음향 변환기
CN1826837B (zh) 一种音频信息处理方法和设备
JP6379239B2 (ja) 聴取器用スピーカモジュールおよび聴取器
JPH11252683A (ja) 電気・音響変換器
KR100372939B1 (ko) 2채널 일체형 박형 스피커
US20050105745A1 (en) Dual-element speaker device
JPH0448039Y2 (en])
KR100612217B1 (ko) 체감음향, 골 전도 및 진동모터 특성을 보유한 다기능 양방향 마이크로스피커
KR100510364B1 (ko) 전자기파가 증대된 이동통신 단말기용 양방향 마이크로스피커
JPH08317489A (ja) スピーカ装置
JPS6188699A (ja) 圧電型受話器
JP2000175285A (ja) 送話受話などの信号を、一体化したイヤホ―ンとスピ―カの構成方法装置
KR100359447B1 (ko) 청각장애자용 이어폰 마이크
CN111629303A (zh) 助听器匹配组件及终端
JP2011071894A (ja) 磁気誘導ループコイル及びインターホン機器
JPS63102495A (ja) 圧電形受話装置
CN212034343U (zh) 一种非平衡宽频受话器
JPH0424720Y2 (en])