JPH0540639Y2 - - Google Patents
Info
- Publication number
- JPH0540639Y2 JPH0540639Y2 JP6321788U JP6321788U JPH0540639Y2 JP H0540639 Y2 JPH0540639 Y2 JP H0540639Y2 JP 6321788 U JP6321788 U JP 6321788U JP 6321788 U JP6321788 U JP 6321788U JP H0540639 Y2 JPH0540639 Y2 JP H0540639Y2
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric ceramic
- diaphragm
- tweeter
- vibrator
- sound
- 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 - Lifetime
Links
- 239000000919 ceramic Substances 0.000 claims description 50
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6321788U JPH0540639Y2 (en]) | 1988-05-13 | 1988-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6321788U JPH0540639Y2 (en]) | 1988-05-13 | 1988-05-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01167800U JPH01167800U (en]) | 1989-11-27 |
| JPH0540639Y2 true JPH0540639Y2 (en]) | 1993-10-14 |
Family
ID=31288722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6321788U Expired - Lifetime JPH0540639Y2 (en]) | 1988-05-13 | 1988-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0540639Y2 (en]) |
-
1988
- 1988-05-13 JP JP6321788U patent/JPH0540639Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01167800U (en]) | 1989-11-27 |
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