JPH0443093U - - Google Patents
Info
- Publication number
- JPH0443093U JPH0443093U JP8331490U JP8331490U JPH0443093U JP H0443093 U JPH0443093 U JP H0443093U JP 8331490 U JP8331490 U JP 8331490U JP 8331490 U JP8331490 U JP 8331490U JP H0443093 U JPH0443093 U JP H0443093U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- open end
- locking groove
- outer peripheral
- peripheral edge
- 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
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図はこの考案のスピーカーユニツトの振動
板保護装置の一実施例を示す部分拡大断面図、第
２図はその有孔カバーの取外し状態を示す同様の
断面図、第３図はこの考案の他の実施例を示す第
１図同様の断面図、第４図はその有孔カバーの取
外し状態を示す同様の断面図、第５図は従来の振
動板保護装置を示す部分拡大断面図、第６図は従
来のスピーカーユニツトの垂直断面図である。
なお図中５はフレーム、８は振動板、１０は係
止溝、１０ａは傾斜面、１３は有孔カバー、１３
ａは開口端部、１４は弾性体である。
Fig. 1 is a partially enlarged sectional view showing one embodiment of the diaphragm protector for a speaker unit of this invention, Fig. 2 is a similar sectional view showing the perforated cover removed, and Fig. 3 is a sectional view of the diaphragm protector of this invention. FIG. 4 is a similar sectional view showing a state in which the perforated cover is removed; FIG. 5 is a partially enlarged sectional view showing a conventional diaphragm protection device; FIG. 6 is a vertical sectional view of a conventional speaker unit. In the figure, 5 is a frame, 8 is a diaphragm, 10 is a locking groove, 10a is an inclined surface, 13 is a perforated cover, 13
a is an open end, and 14 is an elastic body.
Claims (1)
頂部外周縁部に係止溝を形成させ、この係止溝に
その開口端部が縮径あるいは拡径状態で挿入され
た上記振動板の保護用有孔カバーを備え、この有
孔カバーの開口端部が挿入された上記係止溝の残
余の空間に、シリコンゴム等の弾性体を上記開口
端部と一体に充填させると共に、上記係止溝には
上記弾性体の離脱助成用傾斜面を形成させたこと
を特徴とするスピーカーユニツトの振動板保護装
置。 A locking groove is formed on the outer peripheral edge of the top of the frame to which the outer peripheral edge of the diaphragm is superimposed and fixed, and the open end of the diaphragm is inserted into the locking groove in a reduced or expanded diameter state to protect the diaphragm. The remaining space of the locking groove into which the open end of the perforated cover is inserted is filled with an elastic material such as silicone rubber integrally with the open end, and A diaphragm protection device for a speaker unit, characterized in that the groove is formed with an inclined surface for assisting the removal of the elastic body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8331490U JPH0443093U (en) | 1990-08-08 | 1990-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8331490U JPH0443093U (en) | 1990-08-08 | 1990-08-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443093U true JPH0443093U (en) | 1992-04-13 |
Family
ID=31630877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8331490U Pending JPH0443093U (en) | 1990-08-08 | 1990-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443093U (en) |
-
1990
- 1990-08-08 JP JP8331490U patent/JPH0443093U/ja active Pending
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