JPS62147991U - - Google Patents
Info
- Publication number
- JPS62147991U JPS62147991U JP3688686U JP3688686U JPS62147991U JP S62147991 U JPS62147991 U JP S62147991U JP 3688686 U JP3688686 U JP 3688686U JP 3688686 U JP3688686 U JP 3688686U JP S62147991 U JPS62147991 U JP S62147991U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- voice coil
- electroacoustic transducer
- electrodynamic electroacoustic
- recesses
- 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
- 230000005520 electrodynamics Effects 0.000 claims 2
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図は同じく要部の平面図、第３図は従来例を示
す縦断面図である。
１……フレーム、２……ヨーク、３……マグネ
ツト、４……センターポール、５……振動板本体
、５ａ……凹孔、６……フイルム、７……振動板
、８……エツジ、９……ボイスコイル、１０……
制動材、Ａ，Ｂ……空間。
FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the present invention, FIG. 2 is a plan view of the same essential parts, and FIG. 3 is a longitudinal cross-sectional view showing a conventional example. 1... Frame, 2... Yoke, 3... Magnet, 4... Center pole, 5... Diaphragm body, 5a... Recessed hole, 6... Film, 7... Diaphragm, 8... Edge, 9...Voice coil, 10...
Braking material, A, B...space.
Claims (1)
ルとを備えてなる動電型電気音響変換器において
、前記ボイスコイルの内外を連通せしめる凹孔を
前記振動板に複数形成したことを特徴とする動電
型電気音響変換器。 An electrodynamic electroacoustic transducer comprising a diaphragm and a voice coil attached to the diaphragm, characterized in that a plurality of recesses are formed in the diaphragm to communicate the inside and outside of the voice coil. Electrodynamic electroacoustic transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3688686U JPS62147991U (en) | 1986-03-12 | 1986-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3688686U JPS62147991U (en) | 1986-03-12 | 1986-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62147991U true JPS62147991U (en) | 1987-09-18 |
Family
ID=30847706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3688686U Pending JPS62147991U (en) | 1986-03-12 | 1986-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62147991U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001030113A1 (en) * | 1999-10-18 | 2001-04-26 | Phone-Or Ltd. | Microphone |
| JP2003521185A (en) * | 2000-01-27 | 2003-07-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Electroacoustic transducer having a diaphragm with coil mounting protrusions and a stabilizing wall disposed therebetween |
| WO2006082774A1 (en) * | 2005-02-07 | 2006-08-10 | Matsushita Electric Industrial Co., Ltd. | Loudspeaker |
-
1986
- 1986-03-12 JP JP3688686U patent/JPS62147991U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001030113A1 (en) * | 1999-10-18 | 2001-04-26 | Phone-Or Ltd. | Microphone |
| JP2003521185A (en) * | 2000-01-27 | 2003-07-08 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Electroacoustic transducer having a diaphragm with coil mounting protrusions and a stabilizing wall disposed therebetween |
| WO2006082774A1 (en) * | 2005-02-07 | 2006-08-10 | Matsushita Electric Industrial Co., Ltd. | Loudspeaker |
| JP2006217452A (en) * | 2005-02-07 | 2006-08-17 | Matsushita Electric Ind Co Ltd | Speaker |