JPS6438097U - - Google Patents

Info

Publication number
JPS6438097U
JPS6438097U JP13080187U JP13080187U JPS6438097U JP S6438097 U JPS6438097 U JP S6438097U JP 13080187 U JP13080187 U JP 13080187U JP 13080187 U JP13080187 U JP 13080187U JP S6438097 U JPS6438097 U JP S6438097U
Authority
JP
Japan
Prior art keywords
diaphragm
speaker diaphragm
utility
speaker
pitch
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
JP13080187U
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 JP13080187U priority Critical patent/JPS6438097U/ja
Publication of JPS6438097U publication Critical patent/JPS6438097U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)

Description

【図面の簡単な説明】
第１図は本考案に係るスピーカ用振動板の一実
施例の縦断面図で、第２図は同振動板の要部の拡
大図、第３図は他の実施例のスピーカ用振動板の
要部の拡大図、第４図は従来のスピーカ用振動板
の縦断面図で、第５図は同振動板の要部の拡大図
を示す。 主要な符号の説明、１……振動板、２……表面
、３……溝、４……裏面。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 熱可塑性樹脂を用いて射出成型により形成
    したスピーカ用振動板において、振動板の表面に
    複数本の溝を所定のピツチで同心円状に形成し、
    裏面は平滑面かピツチの異なる凹凸加工を施した
    ことを特徴とするスピーカ用振動板。 (2) 振動板表面の複数本の溝を１／１００ｍ／
    ｍ〜２０／１００ｍ／ｍのピツチをもつて同心円
    上に形成したことを特徴とする実用新案登録請求
    の範囲第１項記載のスピーカ用振動板。
JP13080187U 1987-08-27 1987-08-27 Pending JPS6438097U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13080187U JPS6438097U (ja) 1987-08-27 1987-08-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13080187U JPS6438097U (ja) 1987-08-27 1987-08-27

Publications (1)

Publication Number Publication Date
JPS6438097U true JPS6438097U (ja) 1989-03-07

Family

ID=31386293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13080187U Pending JPS6438097U (ja) 1987-08-27 1987-08-27

Country Status (1)

Country Link
JP (1) JPS6438097U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011049189A1 (ja) * 2009-10-22 2011-04-28 ソニー株式会社 スピーカ振動板及びスピーカ装置
IT202100017741A1 (it) * 2021-07-07 2023-01-07 Sica Altoparlanti S R L Membrana per altoparlante erosa tramite incisione laser per la riduzione delle distorsioni e del beack-up

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596793A (en) * 1979-01-18 1980-07-23 Pioneer Electronic Corp Production of diaphragm for speaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5596793A (en) * 1979-01-18 1980-07-23 Pioneer Electronic Corp Production of diaphragm for speaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011049189A1 (ja) * 2009-10-22 2011-04-28 ソニー株式会社 スピーカ振動板及びスピーカ装置
IT202100017741A1 (it) * 2021-07-07 2023-01-07 Sica Altoparlanti S R L Membrana per altoparlante erosa tramite incisione laser per la riduzione delle distorsioni e del beack-up

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