JPS6237600B2 - - Google Patents
Info
- Publication number
- JPS6237600B2 JPS6237600B2 JP20894881A JP20894881A JPS6237600B2 JP S6237600 B2 JPS6237600 B2 JP S6237600B2 JP 20894881 A JP20894881 A JP 20894881A JP 20894881 A JP20894881 A JP 20894881A JP S6237600 B2 JPS6237600 B2 JP S6237600B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- piezoelectric
- center
- piezoelectric element
- piezoelectric elements
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000005452 bending Methods 0.000 claims description 8
- 230000000295 complement effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20894881A JPS58108897A (ja) | 1981-12-22 | 1981-12-22 | 圧電型スピ−カ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20894881A JPS58108897A (ja) | 1981-12-22 | 1981-12-22 | 圧電型スピ−カ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58108897A JPS58108897A (ja) | 1983-06-29 |
| JPS6237600B2 true JPS6237600B2 (US06312121-20011106-C00033.png) | 1987-08-13 |
Family
ID=16564788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20894881A Granted JPS58108897A (ja) | 1981-12-22 | 1981-12-22 | 圧電型スピ−カ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58108897A (US06312121-20011106-C00033.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01135300A (ja) * | 1987-11-20 | 1989-05-26 | Kaitou Seisakusho:Kk | 圧電スピーカ |
| JPH055755Y2 (US06312121-20011106-C00033.png) * | 1988-10-27 | 1993-02-15 | ||
| US4996713A (en) * | 1989-09-25 | 1991-02-26 | S. Eletro-Acustica S.A. | Electroacoustic piezoelectric transducer having a broad operating range |
-
1981
- 1981-12-22 JP JP20894881A patent/JPS58108897A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58108897A (ja) | 1983-06-29 |
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