JPS61136697U - - Google Patents

Info

Publication number
JPS61136697U
JPS61136697U JP1955585U JP1955585U JPS61136697U JP S61136697 U JPS61136697 U JP S61136697U JP 1955585 U JP1955585 U JP 1955585U JP 1955585 U JP1955585 U JP 1955585U JP S61136697 U JPS61136697 U JP S61136697U
Authority
JP
Japan
Prior art keywords
voltage
wiring board
printed wiring
magnetic field
piezoelectric
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
JP1955585U
Other languages
English (en)
Other versions
JPH0221840Y2 (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 JP1955585U priority Critical patent/JPH0221840Y2/ja
Publication of JPS61136697U publication Critical patent/JPS61136697U/ja
Application granted granted Critical
Publication of JPH0221840Y2 publication Critical patent/JPH0221840Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Telephone Set Structure (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Description

【図面の簡単な説明】
第１図イは本考案の第１実施例を示す断面図、
同ロは印刷配線板の平面図、第２図は本考案の第
２実施例を示す印刷配線板の平面図、第３図およ
び第４図はそれぞれ本考案の第３実施例および第
４実施例を示す要部の側断面図である。 １，１Ａ，１Ｂ……印刷配線板、１ａ……磁界
発生用コイル、２……振動板、３……圧電振動子
。

Claims (1)

    【実用新案登録請求の範囲】
  1. 振動板に固着された圧電振動子に印加される電
    圧を供給するための印刷配線板に、前記電圧に比
    例した電流が供給される磁界発生用コイルが銅箔
    にて形成されてなる圧電型受話器。
JP1955585U 1985-02-14 1985-02-14 Expired JPH0221840Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1955585U JPH0221840Y2 (ja) 1985-02-14 1985-02-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1955585U JPH0221840Y2 (ja) 1985-02-14 1985-02-14

Publications (2)

Publication Number Publication Date
JPS61136697U true JPS61136697U (ja) 1986-08-25
JPH0221840Y2 JPH0221840Y2 (ja) 1990-06-12

Family

ID=30509237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1955585U Expired JPH0221840Y2 (ja) 1985-02-14 1985-02-14

Country Status (1)

Country Link
JP (1) JPH0221840Y2 (ja)

Also Published As

Publication number Publication date
JPH0221840Y2 (ja) 1990-06-12

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