JPH021799U - - Google Patents
Info
- Publication number
- JPH021799U JPH021799U JP7976588U JP7976588U JPH021799U JP H021799 U JPH021799 U JP H021799U JP 7976588 U JP7976588 U JP 7976588U JP 7976588 U JP7976588 U JP 7976588U JP H021799 U JPH021799 U JP H021799U
- Authority
- JP
- Japan
- Prior art keywords
- fixed plate
- wall
- ear hook
- auricle
- concave inner
- 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
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Description
第１図は本考案の一実施例を示す分解斜視図で
あり、第２図は同使用状態を示す斜視図である。 １……耳掛部、２……音響反射板、３……固定
板、４……可動板、５……嵌着用片、６……嵌合
穴、７……嵌合突子。
あり、第２図は同使用状態を示す斜視図である。 １……耳掛部、２……音響反射板、３……固定
板、４……可動板、５……嵌着用片、６……嵌合
穴、７……嵌合突子。
Claims (1)
- 正面方向を開放した状態で耳介を覆う音響反射
板を内壁を凹面状に形成した固定板と内壁が凹面
状で、固定板前方に固定板外壁面を摺動して移動
することの可能な可動板とで構成し、耳介付け根
に係止可能な略Ｃ字状耳掛部の外周縁に該固定板
を連設してなる耳掛型集音具。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7976588U JPH021799U (ja) | 1988-06-16 | 1988-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7976588U JPH021799U (ja) | 1988-06-16 | 1988-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021799U true JPH021799U (ja) | 1990-01-08 |
Family
ID=31304615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7976588U Pending JPH021799U (ja) | 1988-06-16 | 1988-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021799U (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014081623A (ja) * | 2012-09-28 | 2014-05-08 | Kazumasa Yamada | 音波増幅器 |
| KR20250019512A (ko) * | 2023-08-01 | 2025-02-10 | (재)예수병원유지재단 | 소리신호 확대 기구 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS505363U (ja) * | 1973-05-15 | 1975-01-21 | ||
| JPS587200B2 (ja) * | 1978-05-09 | 1983-02-08 | 日本原子力事業株式会社 | 高速増殖炉プラントにおける側路流量制御装置 |
| JPS6133099B2 (ja) * | 1981-01-28 | 1986-07-31 | Yasuhiro Watanabe |
-
1988
- 1988-06-16 JP JP7976588U patent/JPH021799U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS505363U (ja) * | 1973-05-15 | 1975-01-21 | ||
| JPS587200B2 (ja) * | 1978-05-09 | 1983-02-08 | 日本原子力事業株式会社 | 高速増殖炉プラントにおける側路流量制御装置 |
| JPS6133099B2 (ja) * | 1981-01-28 | 1986-07-31 | Yasuhiro Watanabe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014081623A (ja) * | 2012-09-28 | 2014-05-08 | Kazumasa Yamada | 音波増幅器 |
| KR20250019512A (ko) * | 2023-08-01 | 2025-02-10 | (재)예수병원유지재단 | 소리신호 확대 기구 |