JPS61143199U - - Google Patents

Info

Publication number
JPS61143199U
JPS61143199U JP2660285U JP2660285U JPS61143199U JP S61143199 U JPS61143199 U JP S61143199U JP 2660285 U JP2660285 U JP 2660285U JP 2660285 U JP2660285 U JP 2660285U JP S61143199 U JPS61143199 U JP S61143199U
Authority
JP
Japan
Prior art keywords
shape
axial direction
rasp
contracted
utility
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
JP2660285U
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 JP2660285U priority Critical patent/JPS61143199U/ja
Publication of JPS61143199U publication Critical patent/JPS61143199U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Audible-Bandwidth Transducers (AREA)

Description

【図面の簡単な説明】
第1図は、本考案のメガホンの一実施例を示す
斜視図、第2図は、第1図の実施例を軸方向に押
し縮めた状態を示す断面図、第3図は、本考案の
メガホンの他の実施例を示す正面図である。 符号の説明、1……メガホン、2……拡声部、
2a……蛇腹状部分、3……発声部。

Claims (1)

    【実用新案登録請求の範囲】
  1. らつぱ状に形成される拡声部の所要領域を、軸
    方向に伸縮自在な蛇腹状に形成したことを特徴と
    するメガホン。
JP2660285U 1985-02-25 1985-02-25 Pending JPS61143199U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2660285U JPS61143199U (ja) 1985-02-25 1985-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2660285U JPS61143199U (ja) 1985-02-25 1985-02-25

Publications (1)

Publication Number Publication Date
JPS61143199U true JPS61143199U (ja) 1986-09-04

Family

ID=30522761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2660285U Pending JPS61143199U (ja) 1985-02-25 1985-02-25

Country Status (1)

Country Link
JP (1) JPS61143199U (ja)

Similar Documents

Publication Publication Date Title
JPH043910U (ja)
JPS61143199U (ja)
JPH03130413U (ja)
JPS61130355U (ja)
JPS645761U (ja)
JPH02104295U (ja)
JPS6260786U (ja)
JPS6251256U (ja)
JPS6418610U (ja)
JPS6389951U (ja)
JPS62150389U (ja)
JPH01179608U (ja)
JPS6413472U (ja)
JPS6151402U (ja)
JPS6234285U (ja)
JPH0249899U (ja)
JPS61103131U (ja)
JPS63113994U (ja)
JPS63196709U (ja)
JPS643308U (ja)
JPH02149739U (ja)
JPH0366305U (ja)
JPH0422681U (ja)
JPS6360190U (ja)
JPS62127947U (ja)