JPS6385990U - - Google Patents
Info
- Publication number
- JPS6385990U JPS6385990U JP17969686U JP17969686U JPS6385990U JP S6385990 U JPS6385990 U JP S6385990U JP 17969686 U JP17969686 U JP 17969686U JP 17969686 U JP17969686 U JP 17969686U JP S6385990 U JPS6385990 U JP S6385990U
- Authority
- JP
- Japan
- Prior art keywords
- edge
- dome
- coil bobbin
- edge portion
- foam member
- 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
- 239000006260 foam Substances 0.000 claims 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図乃至第３図は本考案に係るドーム型スピ
ーカの実施例を示し、第１図はドーム状振動板の
平面図、第２図はドーム型スピーカを示す断面図
、第３図は周波数特性図である。
１：振動系全体、２：ドーム状振動板部、３：
コイルボビン部、４：エツジ部、５：ボイスコイ
ル、１１：磁気回路、１２：ヨーク、１３：ポー
ル部、１４：マグネツト、１５：トツププレート
、１６：ガイドリング、１７：エツジ押え部材、
１８：凹部。
Figures 1 to 3 show examples of the dome-shaped speaker according to the present invention, in which Figure 1 is a plan view of a dome-shaped diaphragm, Figure 2 is a sectional view showing the dome-shaped speaker, and Figure 3 is a frequency It is a characteristic diagram. 1: Entire vibration system, 2: Dome-shaped diaphragm section, 3:
Coil bobbin part, 4: Edge part, 5: Voice coil, 11: Magnetic circuit, 12: Yoke, 13: Pole part, 14: Magnet, 15: Top plate, 16: Guide ring, 17: Edge holding member,
18: Concave part.
Claims (1)
に水平方向に延出されるエツジ部とを一体成形す
ると共にコイルボビン部にボイスコイルを形成し
てなる振動系を、該エツジ部が磁気回路内に配置
されたエツジ押え部材によつて挾持される形態で
組込んで構成されたドーム型スピーカにおいて、 上記エツジ部はテーパーを有するカンチレバー
状をなしていると共にエツジ押え部材が発泡ウレ
タン等の柔軟発泡部材であり、上記エツジ部に対
する柔軟発泡部材の圧縮応力によりエツジ部に機
械バイアスが与えられるように構成したことを特
徴とするエツジ構造。[Claims for Utility Model Registration] A vibration system comprising a dome-shaped diaphragm portion, a coil bobbin portion, and an edge portion extending horizontally at the lower end thereof are integrally molded, and a voice coil is formed in the coil bobbin portion. In the dome-shaped speaker, the edge part is formed in a cantilever shape with a taper, and the edge part is formed of foam. 1. An edge structure comprising a flexible foam member made of urethane or the like, and configured such that a mechanical bias is applied to the edge portion by compressive stress of the flexible foam member against the edge portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17969686U JPS6385990U (en) | 1986-11-25 | 1986-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17969686U JPS6385990U (en) | 1986-11-25 | 1986-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6385990U true JPS6385990U (en) | 1988-06-04 |
Family
ID=31122981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17969686U Pending JPS6385990U (en) | 1986-11-25 | 1986-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6385990U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137936B2 (en) * | 1973-04-18 | 1976-10-19 |
-
1986
- 1986-11-25 JP JP17969686U patent/JPS6385990U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5137936B2 (en) * | 1973-04-18 | 1976-10-19 |