JPS6115897U - Electrical-acoustic mutual converter - Google Patents

Electrical-acoustic mutual converter

Info

Publication number
JPS6115897U
JPS6115897U JP9952684U JP9952684U JPS6115897U JP S6115897 U JPS6115897 U JP S6115897U JP 9952684 U JP9952684 U JP 9952684U JP 9952684 U JP9952684 U JP 9952684U JP S6115897 U JPS6115897 U JP S6115897U
Authority
JP
Japan
Prior art keywords
magnetized
mutual converter
electrical
magnetized portion
diaphragm
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
JP9952684U
Other languages
Japanese (ja)
Inventor
正 澤藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP9952684U priority Critical patent/JPS6115897U/en
Publication of JPS6115897U publication Critical patent/JPS6115897U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】 第１図は、従来の電気一音響相互変換器の分解斜視図、
第２図は、第１図に示す電気一音響相互変換器の組立断
面図、第３図は、本考案の電気一音響相互変換器の一実
施例の分解斜視図、第４図は、第３図に示す電気一音響
相互変換器の組立断面図である。 図において、１，８・・・電気一音響相互変換器、２，
３，９，１ ０−・・磁石ユニット、２ａ，２ｂ，３ａ
，３ｂ，９ａ，９ｂ，１０ａ，１０ｂ・・・磁極着磁部
分、２ ｃｔ ３ Ｃ， −９ ｃｔ １ ０ ｃ・
・・無着磁部分、４，１１・・・振動板、５，１２・・
・駆動コイル、６，１３・・・音導孔である。[Brief Description of the Drawings] Figure 1 is an exploded perspective view of a conventional electro-acoustic mutual converter;
FIG. 2 is an assembled sectional view of the electric-acoustic mutual converter shown in FIG. 1, FIG. 3 is an exploded perspective view of an embodiment of the electric-acoustic mutual converter of the present invention, and FIG. FIG. 4 is an assembled sectional view of the electro-acoustic mutual converter shown in FIG. 3; In the figure, 1, 8... electric-acoustic mutual converter, 2,
3,9,1 0--Magnet unit, 2a, 2b, 3a
, 3b, 9a, 9b, 10a, 10b...Magnetic pole magnetized part, 2 ct 3 C, -9 ct 1 0 c・
...Non-magnetized part, 4, 11...Vibration plate, 5, 12...
- Drive coil, 6, 13...Sound guide hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 異種の磁極着磁部分と無着磁部分が交互して、しかも渦
巻状に形成された一対の磁石ユニットを、同極同志で、
同じ着磁パターンが合致するように対向させ、＼方、前
記磁石ユニットの前記無着磁部分と同一形状をした駆動
コイルが形成された振動板を、前記一対の磁気ユニット
間に介在させて成る電気一音響相互変換器において、前
記磁石ユニットの前記無着磁部分に、前記磁極着磁部分
に沿う長孔からなる音導孔を穿設したことを特徴とする
電気一音響相互変換器。A pair of magnet units with different magnetic poles, with magnetized parts and non-magnetized parts alternating and formed in a spiral shape, with the same polarity,
A diaphragm is interposed between the pair of magnetic units so that they face each other so that the same magnetization patterns match, and on the other hand, a diaphragm is formed with a drive coil having the same shape as the non-magnetized portion of the magnet unit. An electro-acoustic mutual converter, characterized in that the non-magnetized portion of the magnet unit is provided with a sound guide hole formed of a long hole along the magnetized portion of the magnetic pole.
JP9952684U 1984-06-29 1984-06-29 Electrical-acoustic mutual converter Pending JPS6115897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9952684U JPS6115897U (en) 1984-06-29 1984-06-29 Electrical-acoustic mutual converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9952684U JPS6115897U (en) 1984-06-29 1984-06-29 Electrical-acoustic mutual converter

Publications (1)

Publication Number Publication Date
JPS6115897U true JPS6115897U (en) 1986-01-29

Family

ID=30659030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9952684U Pending JPS6115897U (en) 1984-06-29 1984-06-29 Electrical-acoustic mutual converter

Country Status (1)

Country Link
JP (1) JPS6115897U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243419A (en) * 1975-10-03 1977-04-05 Tadashi Sawafuji Electroacoustic transducer
JPS5418721A (en) * 1977-07-12 1979-02-13 Citizen Watch Co Ltd Thin type sounding body

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5243419A (en) * 1975-10-03 1977-04-05 Tadashi Sawafuji Electroacoustic transducer
JPS5418721A (en) * 1977-07-12 1979-02-13 Citizen Watch Co Ltd Thin type sounding body

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