JPS6127262Y2 - - Google Patents

Info

Publication number
JPS6127262Y2
JPS6127262Y2 JP4791981U JP4791981U JPS6127262Y2 JP S6127262 Y2 JPS6127262 Y2 JP S6127262Y2 JP 4791981 U JP4791981 U JP 4791981U JP 4791981 U JP4791981 U JP 4791981U JP S6127262 Y2 JPS6127262 Y2 JP S6127262Y2
Authority
JP
Japan
Prior art keywords
speaker
duct
case
speaker unit
helmet
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
JP4791981U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57160283U (de
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 JP4791981U priority Critical patent/JPS6127262Y2/ja
Publication of JPS57160283U publication Critical patent/JPS57160283U/ja
Application granted granted Critical
Publication of JPS6127262Y2 publication Critical patent/JPS6127262Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
JP4791981U 1981-04-02 1981-04-02 Expired JPS6127262Y2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4791981U JPS6127262Y2 (de) 1981-04-02 1981-04-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4791981U JPS6127262Y2 (de) 1981-04-02 1981-04-02

Publications (2)

Publication Number Publication Date
JPS57160283U JPS57160283U (de) 1982-10-07
JPS6127262Y2 true JPS6127262Y2 (de) 1986-08-14

Family

ID=29844683

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4791981U Expired JPS6127262Y2 (de) 1981-04-02 1981-04-02

Country Status (1)

Country Link
JP (1) JPS6127262Y2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58144984U (ja) * 1982-03-25 1983-09-29 本田技研工業株式会社 ヘルメツト用スピ−カ
JP2006287674A (ja) * 2005-04-01 2006-10-19 Victor Co Of Japan Ltd バスレフ型ヘッドホン
WO2020121692A1 (ja) * 2018-12-14 2020-06-18 ソニー株式会社 スピーカー装置

Also Published As

Publication number Publication date
JPS57160283U (de) 1982-10-07

Similar Documents

Publication Publication Date Title
US4718517A (en) Loudspeaker and acoustic transformer therefor
JPS6164800U (de)
CN208094751U (zh) 扬声装置和带有扬声装置的头戴式耳机
US4410064A (en) Bass response speaker housing and method of tuning same
CN210579147U (zh) 一种降噪耳机
JPS6127262Y2 (de)
US7668333B2 (en) Speaker frame and speaker device having a speaker frame
JPH11308685A (ja) 能動型ノイズ低減ヘッドセット
JPH0646157Y2 (ja) ヘツドホン
EP0448110A2 (de) Kopfhörergerät
JP4290315B2 (ja) ヘッドホン・ユニット
CN216625985U (zh) 一种多声道麦克风
JP2530604Y2 (ja) マイクロホンアッセンブリの取付装置
JPS5920237B2 (ja) 電気音響コンバ−タ
JPS6345108Y2 (de)
JPH079704Y2 (ja) 車載用低音域再生スピーカシステム
JPS5937839Y2 (ja) チヤイム
JPS589436Y2 (ja) スピ−カユニツト
JPH0441679Y2 (de)
JPS5824546Y2 (ja) マイクロホン
KR930005557Y1 (ko) 벽면용 스피커
JPH06217385A (ja) バスレフ型スピーカーボックス
JP2525784Y2 (ja) スピーカ装置
JP3014591U (ja) サウンドボックスラッパ
JPS62143398U (de)