JPH0288395U - - Google Patents

Info

Publication number
JPH0288395U
JPH0288395U JP16654488U JP16654488U JPH0288395U JP H0288395 U JPH0288395 U JP H0288395U JP 16654488 U JP16654488 U JP 16654488U JP 16654488 U JP16654488 U JP 16654488U JP H0288395 U JPH0288395 U JP H0288395U
Authority
JP
Japan
Prior art keywords
edge portion
electroacoustic transducer
transducer
electroacoustic
voice coil
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
JP16654488U
Other languages
Japanese (ja)
Other versions
JP2558297Y2 (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 JP1988166544U priority Critical patent/JP2558297Y2/en
Publication of JPH0288395U publication Critical patent/JPH0288395U/ja
Application granted granted Critical
Publication of JP2558297Y2 publication Critical patent/JP2558297Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図は本考案の一実施例で、第
１図は電気音響変換器のａは上面図、ｂは背面図
、ｃは断面図、第２図は周波数特性の実測グラフ
、第３図は従来例の電気音響変換器で、ａは断面
図、ｂは背面図である。 ２…フレーム、２ａ…エツジ部、４…部分孔、
８…ボイスコイル、１３…ダンパー、１４…制御
孔。 1 and 2 show an embodiment of the present invention, in which FIG. 1 is a top view of an electroacoustic transducer, b is a rear view, c is a sectional view, and FIG. 2 is an actual measurement graph of frequency characteristics. FIG. 3 shows a conventional electroacoustic transducer, in which a is a sectional view and b is a rear view. 2... Frame, 2a... Edge portion, 4... Partial hole,
8...Voice coil, 13...Damper, 14...Control hole.

Claims (1)

【実用新案登録請求の範囲】 ドーム型もしくは平面駆動型の電気音響変換器
で、ボイスコイルの外側にエツジ部が形成され、
このエツジ部を比較的大きな抵抗で制御し、かつ
エツジ部の周辺部に部分孔を持つ音響回路を有す
る電気音響変換器において、 前記ボイスコイルに取付けられた振動板の振幅
運動が、当該電気音響変換器の再生可能周波数内
で最もスムーズで、かつローリングを最小とする
位置に制御孔を少なくとも２つ以上有するダンパ
ーを設けたことを特徴とする電気音響変換器。[Claims for Utility Model Registration] A dome-shaped or planar drive type electroacoustic transducer in which an edge portion is formed on the outside of the voice coil,
In an electroacoustic transducer having an acoustic circuit in which this edge portion is controlled by a relatively large resistance and has partial holes around the edge portion, the amplitude movement of the diaphragm attached to the voice coil causes the electroacoustic An electroacoustic transducer comprising a damper having at least two control holes at positions that are smoothest within the reproducible frequencies of the transducer and minimize rolling.
JP1988166544U 1988-12-23 1988-12-23 Electro-acoustic transducer for headphones Expired - Fee Related JP2558297Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988166544U JP2558297Y2 (en) 1988-12-23 1988-12-23 Electro-acoustic transducer for headphones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988166544U JP2558297Y2 (en) 1988-12-23 1988-12-23 Electro-acoustic transducer for headphones

Publications (2)

Publication Number Publication Date
JPH0288395U true JPH0288395U (en) 1990-07-12
JP2558297Y2 JP2558297Y2 (en) 1997-12-24

Family

ID=31454020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988166544U Expired - Fee Related JP2558297Y2 (en) 1988-12-23 1988-12-23 Electro-acoustic transducer for headphones

Country Status (1)

Country Link
JP (1) JP2558297Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008005119A (en) * 2006-06-21 2008-01-10 Pioneer Electronic Corp Speaker system
JP2013251660A (en) * 2012-05-31 2013-12-12 Audio Technica Corp Headphone unit and headphone
WO2019087375A1 (en) * 2017-11-06 2019-05-09 東京音響株式会社 Speaker device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723395A (en) * 1980-07-17 1982-02-06 Matsushita Electric Ind Co Ltd Loudspeaker
JPS57143794U (en) * 1981-03-05 1982-09-09
JPS6056039A (en) * 1983-09-06 1985-04-01 Toshiba Corp Ni-base alloy having excellent resistance to stress corrosion cracking

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723395A (en) * 1980-07-17 1982-02-06 Matsushita Electric Ind Co Ltd Loudspeaker
JPS57143794U (en) * 1981-03-05 1982-09-09
JPS6056039A (en) * 1983-09-06 1985-04-01 Toshiba Corp Ni-base alloy having excellent resistance to stress corrosion cracking

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008005119A (en) * 2006-06-21 2008-01-10 Pioneer Electronic Corp Speaker system
JP2013251660A (en) * 2012-05-31 2013-12-12 Audio Technica Corp Headphone unit and headphone
WO2019087375A1 (en) * 2017-11-06 2019-05-09 東京音響株式会社 Speaker device

Also Published As

Publication number Publication date
JP2558297Y2 (en) 1997-12-24

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees