JPS61202999U - - Google Patents
Info
- Publication number
- JPS61202999U JPS61202999U JP8528185U JP8528185U JPS61202999U JP S61202999 U JPS61202999 U JP S61202999U JP 8528185 U JP8528185 U JP 8528185U JP 8528185 U JP8528185 U JP 8528185U JP S61202999 U JPS61202999 U JP S61202999U
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- printed circuit
- piezoelectric
- front cover
- outer periphery
- 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
- 239000004020 conductor Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
Description
第１図は本考案の一実施例として示す受話器の
要部拡大断面図、第２図はプリント基板の平面図
、第３図はプリント基板素材の平面図、第４図は
従来の受話器の全体断面図、第５図は同プリント
基板の平面図である。
１……フロントカバー、２……振動板、３……
圧電素子、４……プリント基板、５，６……端子
、７……環状導体部、８，９……端子導体部、２
０……プリント基板、２１……環状導体部、２２
，２３……端子導体部、２４……外周側縁導体部
、３０……プリント基板素材。
Fig. 1 is an enlarged cross-sectional view of the main parts of a telephone receiver as an embodiment of the present invention, Fig. 2 is a plan view of the printed circuit board, Fig. 3 is a plan view of the printed circuit board material, and Fig. 4 is the entire conventional telephone receiver. The sectional view and FIG. 5 are plan views of the same printed circuit board. 1...Front cover, 2...Diaphragm, 3...
Piezoelectric element, 4... Printed circuit board, 5, 6... Terminal, 7... Annular conductor portion, 8, 9... Terminal conductor portion, 2
0... Printed circuit board, 21... Annular conductor part, 22
, 23...Terminal conductor portion, 24...Outer edge conductor portion, 30...Printed circuit board material.
Claims (1)
らなる圧電振動体と、プリント基板とから構成さ
れた圧電形音響変換器において、プリント基板の
外周に印刷配線されフロントカバーとグランド接
続される環状導体部を基板外側周縁まで延長して
形成したことを特徴とする圧電形音響変換器。 In a piezoelectric acoustic transducer consisting of a front cover, a piezoelectric vibrating body consisting of a diaphragm and a piezoelectric element, and a printed circuit board, a ring-shaped conductor part is printed on the outer periphery of the printed circuit board and is grounded to the front cover. A piezoelectric acoustic transducer characterized by being formed by extending to the outer periphery of a substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985085281U JPH0453115Y2 (en) | 1985-06-07 | 1985-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985085281U JPH0453115Y2 (en) | 1985-06-07 | 1985-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61202999U true JPS61202999U (en) | 1986-12-20 |
| JPH0453115Y2 JPH0453115Y2 (en) | 1992-12-14 |
Family
ID=30635536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985085281U Expired JPH0453115Y2 (en) | 1985-06-07 | 1985-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453115Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01125099A (en) * | 1987-11-09 | 1989-05-17 | Murata Mfg Co Ltd | Piezoelectric handset |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55144482U (en) * | 1979-03-31 | 1980-10-16 | ||
| JPS6014600A (en) * | 1983-07-06 | 1985-01-25 | Fujitsu Ltd | Transmitter and receiver |
-
1985
- 1985-06-07 JP JP1985085281U patent/JPH0453115Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55144482U (en) * | 1979-03-31 | 1980-10-16 | ||
| JPS6014600A (en) * | 1983-07-06 | 1985-01-25 | Fujitsu Ltd | Transmitter and receiver |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01125099A (en) * | 1987-11-09 | 1989-05-17 | Murata Mfg Co Ltd | Piezoelectric handset |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0453115Y2 (en) | 1992-12-14 |