JPH0443050U - - Google Patents
Info
- Publication number
- JPH0443050U JPH0443050U JP8512490U JP8512490U JPH0443050U JP H0443050 U JPH0443050 U JP H0443050U JP 8512490 U JP8512490 U JP 8512490U JP 8512490 U JP8512490 U JP 8512490U JP H0443050 U JPH0443050 U JP H0443050U
- Authority
- JP
- Japan
- Prior art keywords
- sound hole
- sound
- housing
- microphone
- transmitter
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims description 2
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Description
第１図は電話機ハンドセツトの送話器に本考案
を適用した実施例の要部縦断面図、第２図は同平
面図、第３図は他の実施例の要部縦断面図、第４
図は従来例の縦断面図である。
１……ハウジング、１ａ……ハウジング内表面
、６……通音路、１１……ハウジングの音孔、１
２……仕切り壁、６１……迂回路、６２，６３…
…区画室、Ｍ……マイクロホン、Ｍ１……マイク
ロホンの音孔、Ｍ２……マイクロホンの音孔形成
面。
FIG. 1 is a vertical cross-sectional view of a main part of an embodiment in which the present invention is applied to a transmitter of a telephone handset, FIG. 2 is a plan view of the same, FIG. 3 is a longitudinal cross-sectional view of a main part of another embodiment, and FIG.
The figure is a longitudinal sectional view of a conventional example. DESCRIPTION OF SYMBOLS 1... Housing, 1a... Inner surface of housing, 6... Sound passage, 11... Sound hole of housing, 1
2... Partition wall, 61... Detour, 62, 63...
... Compartment chamber, M ... Microphone, M 1 ... Sound hole of microphone, M 2 ... Sound hole forming surface of microphone.
Claims (1)
着されたマイクロホンの音孔とが通音路を介して
互いに対向された送話器において、 ハウジング内表面とマイクロホンの音孔形成面
との間に亘つて設けられた仕切り壁により、通音
路の内部に、各音孔の対向方向に対して交差する
方向に延びる音響の迂回路とその迂回路を介して
連通された複数の区画室とが形成され、異なる区
画室にハウジングの音孔とマイクロホンの音孔と
が各別に臨まされていることを特徴とする送話器
の音響制御装置。[Scope of Claim for Utility Model Registration] In a transmitter in which a sound hole formed in the housing and a sound hole of a microphone attached to the housing are opposed to each other via a sound passage, the inner surface of the housing and the sound hole of the microphone A partition wall provided between the sound hole and the sound hole communicates with the inside of the sound passage through an acoustic detour extending in a direction crossing the opposing direction of each sound hole and the detour. 1. A sound control device for a transmitter, characterized in that a plurality of compartments are formed, and a sound hole of a housing and a sound hole of a microphone are respectively faced to different compartments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8512490U JPH0735481Y2 (en) | 1990-08-09 | 1990-08-09 | Sound control device for transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8512490U JPH0735481Y2 (en) | 1990-08-09 | 1990-08-09 | Sound control device for transmitter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0443050U true JPH0443050U (en) | 1992-04-13 |
| JPH0735481Y2 JPH0735481Y2 (en) | 1995-08-09 |
Family
ID=31634069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8512490U Expired - Lifetime JPH0735481Y2 (en) | 1990-08-09 | 1990-08-09 | Sound control device for transmitter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0735481Y2 (en) |
-
1990
- 1990-08-09 JP JP8512490U patent/JPH0735481Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0735481Y2 (en) | 1995-08-09 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |