JPS6188399U - - Google Patents
Info
- Publication number
- JPS6188399U JPS6188399U JP17322184U JP17322184U JPS6188399U JP S6188399 U JPS6188399 U JP S6188399U JP 17322184 U JP17322184 U JP 17322184U JP 17322184 U JP17322184 U JP 17322184U JP S6188399 U JPS6188399 U JP S6188399U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- electronic circuit
- circuit board
- printed circuit
- piezoelectric
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
Description
第１図は本考案の一実施例による圧電形電話用
送話器のプリント基板と、プリント基板に取付け
た電子回路部品等を示した説明図、第２図は本考
案の一実施例による圧電形電話用送話器の断面説
明図、第３図は従来の圧電形電話用送話器のプリ
ント基板とプリント基板に取付けた電子回路部品
等とを示した説明図、第４図は従来の圧電形電話
用送話器の断面説明図である。
２…振動板、３…圧電素子、４…プリント基板
、７…バツクカバ、８…トランジスタ、１１…音
響抵抗孔、１２…隙間。
FIG. 1 is an explanatory diagram showing a printed circuit board of a piezoelectric telephone transmitter according to an embodiment of the present invention, and electronic circuit components attached to the printed circuit board, and FIG. 2 is an explanatory diagram showing a piezoelectric telephone transmitter according to an embodiment of the present invention. Figure 3 is an explanatory diagram showing the printed circuit board of a conventional piezoelectric telephone transmitter and electronic circuit components attached to the printed circuit board, and Figure 4 is a cross-sectional diagram of a conventional piezoelectric telephone transmitter. FIG. 2 is an explanatory cross-sectional view of a piezoelectric telephone transmitter. 2... Vibration plate, 3... Piezoelectric element, 4... Printed circuit board, 7... Back cover, 8... Transistor, 11... Acoustic resistance hole, 12... Gap.
Claims (1)
体に内臓する圧電形電話用送話器において、該筐
体内に電子回路部品を実装するプリント基板を設
け、該プリント基板に孔を設けて該電子回路部品
を該孔に埋め込み収容し、かつ該プリント基板と
該孔に収容される電子回路部品との間に生ずる隙
間を音響抵抗用孔として用いることを特徴とする
圧電形電話用送話器。 In a piezoelectric telephone transmitter in which a diaphragm having a piezoelectric element and an electronic circuit are built into a transmitter housing, a printed circuit board for mounting electronic circuit components is provided in the housing, and a hole is provided in the printed circuit board. A piezoelectric telephone transmitter, characterized in that the electronic circuit component is embedded and accommodated in the hole, and a gap created between the printed circuit board and the electronic circuit component accommodated in the hole is used as an acoustic resistance hole. vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322184U JPS6188399U (en) | 1984-11-16 | 1984-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17322184U JPS6188399U (en) | 1984-11-16 | 1984-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6188399U true JPS6188399U (en) | 1986-06-09 |
Family
ID=30730878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17322184U Pending JPS6188399U (en) | 1984-11-16 | 1984-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6188399U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5869200A (en) * | 1981-10-21 | 1983-04-25 | Nippon Telegr & Teleph Corp <Ntt> | Piezoelectric converter |
-
1984
- 1984-11-16 JP JP17322184U patent/JPS6188399U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5869200A (en) * | 1981-10-21 | 1983-04-25 | Nippon Telegr & Teleph Corp <Ntt> | Piezoelectric converter |
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