JPS6134554Y2 - - Google Patents
Info
- Publication number
- JPS6134554Y2 JPS6134554Y2 JP1979009153U JP915379U JPS6134554Y2 JP S6134554 Y2 JPS6134554 Y2 JP S6134554Y2 JP 1979009153 U JP1979009153 U JP 1979009153U JP 915379 U JP915379 U JP 915379U JP S6134554 Y2 JPS6134554 Y2 JP S6134554Y2
- Authority
- JP
- Japan
- Prior art keywords
- composite piezoelectric
- piezoelectric film
- circumferential surface
- attached
- vibrating membrane
- 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.)
- Expired
Links
- 239000002131 composite material Substances 0.000 claims description 24
- 239000012528 membrane Substances 0.000 claims description 10
- 238000009527 percussion Methods 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 241001077262 Conga Species 0.000 description 1
- 241000982634 Tragelaphus eurycerus Species 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979009153U JPS6134554Y2 (enrdf_load_stackoverflow) | 1979-01-27 | 1979-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979009153U JPS6134554Y2 (enrdf_load_stackoverflow) | 1979-01-27 | 1979-01-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55111293U JPS55111293U (enrdf_load_stackoverflow) | 1980-08-05 |
| JPS6134554Y2 true JPS6134554Y2 (enrdf_load_stackoverflow) | 1986-10-07 |
Family
ID=28819397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979009153U Expired JPS6134554Y2 (enrdf_load_stackoverflow) | 1979-01-27 | 1979-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6134554Y2 (enrdf_load_stackoverflow) |
-
1979
- 1979-01-27 JP JP1979009153U patent/JPS6134554Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55111293U (enrdf_load_stackoverflow) | 1980-08-05 |
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