JPH0328634Y2 - - Google Patents
Info
- Publication number
- JPH0328634Y2 JPH0328634Y2 JP1982193797U JP19379782U JPH0328634Y2 JP H0328634 Y2 JPH0328634 Y2 JP H0328634Y2 JP 1982193797 U JP1982193797 U JP 1982193797U JP 19379782 U JP19379782 U JP 19379782U JP H0328634 Y2 JPH0328634 Y2 JP H0328634Y2
- Authority
- JP
- Japan
- Prior art keywords
- frame
- piezoelectric element
- diaphragm
- undercut
- 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.)
- Expired
Links
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19379782U JPS5996998U (ja) | 1982-12-21 | 1982-12-21 | 圧電スピ−カ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19379782U JPS5996998U (ja) | 1982-12-21 | 1982-12-21 | 圧電スピ−カ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5996998U JPS5996998U (ja) | 1984-06-30 |
| JPH0328634Y2 true JPH0328634Y2 (US07754267-20100713-C00021.png) | 1991-06-19 |
Family
ID=30416728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19379782U Granted JPS5996998U (ja) | 1982-12-21 | 1982-12-21 | 圧電スピ−カ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5996998U (US07754267-20100713-C00021.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57154999A (en) * | 1981-03-19 | 1982-09-24 | Hitachi Ltd | Plate speaker |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5643980U (US07754267-20100713-C00021.png) * | 1979-09-13 | 1981-04-21 | ||
| JPS57195300U (US07754267-20100713-C00021.png) * | 1981-06-03 | 1982-12-10 |
-
1982
- 1982-12-21 JP JP19379782U patent/JPS5996998U/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57154999A (en) * | 1981-03-19 | 1982-09-24 | Hitachi Ltd | Plate speaker |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5996998U (ja) | 1984-06-30 |
