JPS6399442U - - Google Patents

Info

Publication number
JPS6399442U
JPS6399442U JP19485686U JP19485686U JPS6399442U JP S6399442 U JPS6399442 U JP S6399442U JP 19485686 U JP19485686 U JP 19485686U JP 19485686 U JP19485686 U JP 19485686U JP S6399442 U JPS6399442 U JP S6399442U
Authority
JP
Japan
Prior art keywords
receiver
sound holes
cap
diameter
lower housing
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.)
Granted
Application number
JP19485686U
Other languages
English (en)
Other versions
JPH0323730Y2 (ja
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 JP1986194856U priority Critical patent/JPH0323730Y2/ja
Publication of JPS6399442U publication Critical patent/JPS6399442U/ja
Application granted granted Critical
Publication of JPH0323730Y2 publication Critical patent/JPH0323730Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Telephone Set Structure (AREA)

Description

【図面の簡単な説明】
第1図乃至第3図は本考案のハンドセツトレシ
ーバーの一実施例示し、第1図は縦断面図、第2
図は第1図の要部の拡大図、第3図は第2図の左
側面図、第4図は従来のハンドセツトレシーバー
の一部の縦断面図である。 1……上部ハウジング、2……下部ハウジング
、3……受話部、4……音孔、5……ダイナミツ
ク型ユニツト、10……キヤツプ、11……音通
孔、12……空隙。

Claims (1)

    【実用新案登録請求の範囲】
  1. マグネツトを内蔵したダイナミツク型ユニツト
    を、受話側の上部および下部ハウジング内に設け
    たハンドセツトレシーバーにおいて、前記下部ハ
    ウジングの前記ユニツトに対向する箇所に複数個
    の音孔を形成した受話部に、前記音孔の径に対し
    数分の1の細径の音通孔を少なくとも前記各音孔
    の合計面積程度の合成面積になるだけの個数を形
    成したキヤツプを、前記下部ハウジングとの間に
    空隙を設けて取付けてなるハンドセツトレシーバ
    ー。
JP1986194856U 1986-12-18 1986-12-18 Expired JPH0323730Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986194856U JPH0323730Y2 (ja) 1986-12-18 1986-12-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986194856U JPH0323730Y2 (ja) 1986-12-18 1986-12-18

Publications (2)

Publication Number Publication Date
JPS6399442U true JPS6399442U (ja) 1988-06-28
JPH0323730Y2 JPH0323730Y2 (ja) 1991-05-23

Family

ID=31152219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986194856U Expired JPH0323730Y2 (ja) 1986-12-18 1986-12-18

Country Status (1)

Country Link
JP (1) JPH0323730Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5048507U (ja) * 1973-08-31 1975-05-13
JPS6291100A (ja) * 1985-10-16 1987-04-25 Matsushita Electric Ind Co Ltd 電気音響変換器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5048507U (ja) * 1973-08-31 1975-05-13
JPS6291100A (ja) * 1985-10-16 1987-04-25 Matsushita Electric Ind Co Ltd 電気音響変換器

Also Published As

Publication number Publication date
JPH0323730Y2 (ja) 1991-05-23

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