JPS63181098U - - Google Patents
Info
- Publication number
- JPS63181098U JPS63181098U JP7311587U JP7311587U JPS63181098U JP S63181098 U JPS63181098 U JP S63181098U JP 7311587 U JP7311587 U JP 7311587U JP 7311587 U JP7311587 U JP 7311587U JP S63181098 U JPS63181098 U JP S63181098U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric ceramic
- diaphragm
- piezoelectric
- conductor
- polarization direction
- 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
- 239000000919 ceramic Substances 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 3
- 230000010287 polarization Effects 0.000 claims 2
- 239000012212 insulator Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7311587U JPS63181098U (OSRAM) | 1987-05-15 | 1987-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7311587U JPS63181098U (OSRAM) | 1987-05-15 | 1987-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63181098U true JPS63181098U (OSRAM) | 1988-11-22 |
Family
ID=30917159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7311587U Pending JPS63181098U (OSRAM) | 1987-05-15 | 1987-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63181098U (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008532370A (ja) * | 2005-02-24 | 2008-08-14 | エプコス アクチエンゲゼルシャフト | マイクロフォンダイアフラムおよびマイクロフォンダイアフラムを有するマイクロフォン |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6244597B2 (OSRAM) * | 1977-12-30 | 1987-09-21 | Chevron Res |
-
1987
- 1987-05-15 JP JP7311587U patent/JPS63181098U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6244597B2 (OSRAM) * | 1977-12-30 | 1987-09-21 | Chevron Res |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008532370A (ja) * | 2005-02-24 | 2008-08-14 | エプコス アクチエンゲゼルシャフト | マイクロフォンダイアフラムおよびマイクロフォンダイアフラムを有するマイクロフォン |