JPS59108400U - handset - Google Patents
handsetInfo
- Publication number
- JPS59108400U JPS59108400U JP247483U JP247483U JPS59108400U JP S59108400 U JPS59108400 U JP S59108400U JP 247483 U JP247483 U JP 247483U JP 247483 U JP247483 U JP 247483U JP S59108400 U JPS59108400 U JP S59108400U
- Authority
- JP
- Japan
- Prior art keywords
- frame
- acoustic
- back cover
- air chamber
- plate
- 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
- Piezo-Electric Transducers For Audible Bands (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を分離した形７て°示す斜視
図、第２図は第１図のものを組立てたイは断面図、口は
下面の平面図である。
図中１はフレーム、２は振動子、２ａは振動板、２ｂは
セラミック圧電素子板、３はフレーム、４は音響膜、５
は押え板、５ａは通気孔、６は音孔、７は音響孔、８は
座ぐり孔、９は凹部、１１゜１２はリード線を示す。Fig. 1 is a perspective view showing an embodiment of the present invention in separated form, Fig. 2 is a cross-sectional view of the assembled version of Fig. 1, and the opening is a plan view of the underside. In the figure, 1 is a frame, 2 is a vibrator, 2a is a diaphragm, 2b is a ceramic piezoelectric element plate, 3 is a frame, 4 is an acoustic membrane, 5
5a is a holding plate, 5a is a ventilation hole, 6 is a sound hole, 7 is an acoustic hole, 8 is a counterbore hole, 9 is a recessed portion, and 11° and 12 are lead wires.
Claims (1)
に音響孔が設けられたバックカバーが装着され、該フレ
ーム内に挿着されたセラミック圧電素子板付の振動子は
、該フレーム内を前気室および後気室に分離してなり、
前記バックカバーの後気室とは反対側端面に設けられた
座ぐり孔に前記音響孔を塞ぐ如くに挿入される音響膜と
、該座ぐり孔よりも大きい凹部に挿入され、該音響膜を
圧接して保持する押え板とを備え、前記フレームの開口
側縁部をかしめることにより、該押え板が前記バックカ
バーに密着して装着されるよう構成されたことを特徴と
する送受話器。A back cover with acoustic holes is attached to the opening side of a stepped cylindrical frame with acoustic holes in the end plate, and a vibrator with a ceramic piezoelectric element plate inserted into the frame is inserted into the frame. is separated into a front air chamber and a rear air chamber,
an acoustic membrane inserted into a counterbore hole provided on the end surface opposite to the rear air chamber of the back cover so as to close the acoustic hole; and an acoustic membrane inserted into a recess larger than the counterbore hole, the acoustic membrane What is claimed is: 1. A handset and receiver comprising: a presser plate that is held in pressure contact with the frame; and the presser plate is attached to the back cover in close contact with the back cover by caulking an opening side edge of the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP247483U JPS59108400U (en) | 1983-01-12 | 1983-01-12 | handset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP247483U JPS59108400U (en) | 1983-01-12 | 1983-01-12 | handset |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59108400U true JPS59108400U (en) | 1984-07-21 |
Family
ID=30134135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP247483U Pending JPS59108400U (en) | 1983-01-12 | 1983-01-12 | handset |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59108400U (en) |
-
1983
- 1983-01-12 JP JP247483U patent/JPS59108400U/en active Pending
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