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
Links
- 239000011295 pitch Substances 0.000 claims 3
- 238000001746 injection moulding Methods 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
Description
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。
Fig. 1 is a longitudinal sectional view of one embodiment of a speaker diaphragm according to the present invention, Fig. 2 is an enlarged view of the main parts of the same diaphragm, and Fig. 3 is a speaker diaphragm of another embodiment. FIG. 4 is a longitudinal sectional view of a conventional speaker diaphragm, and FIG. 5 is an enlarged view of the main part of the same diaphragm. Explanation of the main symbols: 1...Diaphragm, 2...Front surface, 3...Groove, 4...Back surface.
Claims (1)
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。[Scope of Claim for Utility Model Registration] (1) In a speaker diaphragm formed by injection molding using thermoplastic resin, a plurality of concentric grooves are formed on the surface of the diaphragm at a predetermined pitch,
A speaker diaphragm whose back surface is either smooth or textured with different pitches. (2) Multiple grooves on the surface of the diaphragm at 1/100m/
The speaker diaphragm according to claim 1, which is a utility model, and is formed concentrically with a pitch of m to 20/100 m/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13080187U JPS6438097U (en) | 1987-08-27 | 1987-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13080187U JPS6438097U (en) | 1987-08-27 | 1987-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6438097U true JPS6438097U (en) | 1989-03-07 |
Family
ID=31386293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13080187U Pending JPS6438097U (en) | 1987-08-27 | 1987-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6438097U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011049189A1 (en) * | 2009-10-22 | 2011-04-28 | ソニー株式会社 | Speaker diaphragm and speaker device |
| IT202100017741A1 (en) * | 2021-07-07 | 2023-01-07 | Sica Altoparlanti S R L | LASER ETCHED SPEAKER MEMBRANE FOR REDUCED DISTORTION AND BACK-UP |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596793A (en) * | 1979-01-18 | 1980-07-23 | Pioneer Electronic Corp | Production of diaphragm for speaker |
-
1987
- 1987-08-27 JP JP13080187U patent/JPS6438097U/ja active Pending
Patent Citations (1)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011049189A1 (en) * | 2009-10-22 | 2011-04-28 | ソニー株式会社 | Speaker diaphragm and speaker device |
| IT202100017741A1 (en) * | 2021-07-07 | 2023-01-07 | Sica Altoparlanti S R L | LASER ETCHED SPEAKER MEMBRANE FOR REDUCED DISTORTION AND BACK-UP |
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