JPS6164797U - - Google Patents
Info
- Publication number
- JPS6164797U JPS6164797U JP14856684U JP14856684U JPS6164797U JP S6164797 U JPS6164797 U JP S6164797U JP 14856684 U JP14856684 U JP 14856684U JP 14856684 U JP14856684 U JP 14856684U JP S6164797 U JPS6164797 U JP S6164797U
- Authority
- JP
- Japan
- Prior art keywords
- field coil
- receiver unit
- shielding case
- coil
- hole
- 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
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
Landscapes
- Headphones And Earphones (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Near-Field Transmission Systems (AREA)
Description
第１図は本考案のレシーバユニツトの縦断側面
図、第２図は第１図の右方から見た正面図、第３
図はピツクアツプコイル付き補聴器とレシーバユ
ニツトとを示す接続図、第４図はこれにフイール
ドコイルを設けたものの接続図、第５図は従来の
シールドケースを設けたレシーバユニツトの継断
側面図、第６図は第５図の右方から見た正面図で
ある。
１：マイクロホン、２：ピツクアツプコイル、
３：ボイスコイル、４：端子、５：増幅器、６：
イヤホーン、７：永久磁石、８：ヨーク、９：セ
ンタポール、１０：ヨーク、１１：振動板、１２
：保持体、１３：シールドケース、１４：スペー
サ、１５：孔、１６：フイールドコイル、１７：
スペーサ板、１８，１９：孔。
Fig. 1 is a longitudinal sectional side view of the receiver unit of the present invention, Fig. 2 is a front view seen from the right side of Fig. 1, and Fig. 3 is a longitudinal side view of the receiver unit of the present invention.
The figure is a connection diagram showing a hearing aid with a pickup coil and a receiver unit, Figure 4 is a connection diagram of one equipped with a field coil, Figure 5 is a cross-sectional side view of a receiver unit equipped with a conventional shield case, FIG. 6 is a front view seen from the right side of FIG. 1: Microphone, 2: Pick-up coil,
3: Voice coil, 4: Terminal, 5: Amplifier, 6:
Earphone, 7: Permanent magnet, 8: Yoke, 9: Center pole, 10: Yoke, 11: Vibration plate, 12
: Holder, 13: Shield case, 14: Spacer, 15: Hole, 16: Field coil, 17:
Spacer plate, 18, 19: hole.
Claims (1)
ールドケース１３で覆つたムービングコイル型レ
シーバユニツトにおいて、シールドケース１３の
フイールドコイル１６に対向する部分にフイール
ドコイルの磁束を通す孔１９を設けて成るレシー
バユニツト。 This receiver unit is a moving coil type receiver unit provided with a field coil 16 and whose outer surface is covered with a magnetic shielding case 13, in which a hole 19 for passing the magnetic flux of the field coil is provided in a part of the shielding case 13 facing the field coil 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14856684U JPH0424720Y2 (en) | 1984-10-02 | 1984-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14856684U JPH0424720Y2 (en) | 1984-10-02 | 1984-10-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6164797U true JPS6164797U (en) | 1986-05-02 |
| JPH0424720Y2 JPH0424720Y2 (en) | 1992-06-11 |
Family
ID=30706772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14856684U Expired JPH0424720Y2 (en) | 1984-10-02 | 1984-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424720Y2 (en) |
-
1984
- 1984-10-02 JP JP14856684U patent/JPH0424720Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0424720Y2 (en) | 1992-06-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6164797U (en) | ||
| JPS6188398U (en) | ||
| JPH0288361U (en) | ||
| JPS63183800U (en) | ||
| JPS6135498U (en) | Electro-acoustic transducer with magnetic field generator | |
| JPS6325835Y2 (en) | ||
| JPS59192199U (en) | acoustic transducer | |
| JPS583695U (en) | electrodynamic speaker | |
| JPS5952795U (en) | Coaxial composite speaker | |
| JPH0170493U (en) | ||
| JPS63196198U (en) | ||
| JPS60111189U (en) | composite speaker | |
| JPS60111197U (en) | Dustproof device for speakers | |
| JPS58172294U (en) | dynamic microphone | |
| JPS60184395U (en) | ribbon speaker | |
| JPS5830395U (en) | electrodynamic speaker | |
| JPH0415399U (en) | ||
| JPH03130695U (en) | ||
| JPS5936694U (en) | headphone speaker | |
| JPS61174300U (en) | ||
| JPH02141200U (en) | ||
| JPS599691U (en) | headphone speaker | |
| JPS6157694U (en) | ||
| JPH01110596U (en) | ||
| JPS60174396U (en) | speaker device |