JPH0290591U - - Google Patents

Info

Publication number
JPH0290591U
JPH0290591U JP16898088U JP16898088U JPH0290591U JP H0290591 U JPH0290591 U JP H0290591U JP 16898088 U JP16898088 U JP 16898088U JP 16898088 U JP16898088 U JP 16898088U JP H0290591 U JPH0290591 U JP H0290591U
Authority
JP
Japan
Prior art keywords
type handset
earphone
microphone
groove
less
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.)
Pending
Application number
JP16898088U
Other languages
English (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 JP16898088U priority Critical patent/JPH0290591U/ja
Publication of JPH0290591U publication Critical patent/JPH0290591U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)

Description

【図面の簡単な説明】
第1図aは筐体に溝を設けた時のイヤホン型送
受話機の縦断面図。第1図bは筐体に溝を設けた
時のA面とマイクロホン集音部を示す図。第2図
aは筐体に横穴を設けた時のイヤホン型送受話機
の縦断面図。第2図bは筐体に横穴を設けた時の
マイクロホン集音部を示す図。 1,11……筐体、2,12……マイクロホン
集音部、3,13……スピーカー、4,14……
マイクロホン。

Claims (1)

    【実用新案登録請求の範囲】
  1. 筐体内に空気駆動を電気信号に変換するマイク
    ロホンとスピーカーとを有するイヤホン型送受話
    機において、前記マイクロホンに音を導く穴を、
    前記筐体に設けた幅3mm以下、深さ3mm以下の溝
    、もしくは前記溝の上面を塞いだような形の横穴
    に配置したことを特徴とするイヤホン型送受話機
JP16898088U 1988-12-27 1988-12-27 Pending JPH0290591U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16898088U JPH0290591U (ja) 1988-12-27 1988-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16898088U JPH0290591U (ja) 1988-12-27 1988-12-27

Publications (1)

Publication Number Publication Date
JPH0290591U true JPH0290591U (ja) 1990-07-18

Family

ID=31458640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16898088U Pending JPH0290591U (ja) 1988-12-27 1988-12-27

Country Status (1)

Country Link
JP (1) JPH0290591U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013162527A (ja) * 2013-02-21 2013-08-19 Pioneer Electronic Corp 音声処理装置
JP2014030248A (ja) * 2013-10-03 2014-02-13 Pioneer Electronic Corp 音声処理装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013162527A (ja) * 2013-02-21 2013-08-19 Pioneer Electronic Corp 音声処理装置
JP2014030248A (ja) * 2013-10-03 2014-02-13 Pioneer Electronic Corp 音声処理装置

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