JPH0139036Y2 - - Google Patents
Info
- Publication number
- JPH0139036Y2 JPH0139036Y2 JP6589784U JP6589784U JPH0139036Y2 JP H0139036 Y2 JPH0139036 Y2 JP H0139036Y2 JP 6589784 U JP6589784 U JP 6589784U JP 6589784 U JP6589784 U JP 6589784U JP H0139036 Y2 JPH0139036 Y2 JP H0139036Y2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- ceramic
- zirconia
- alumina
- ceramics
- 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
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 18
- 239000000919 ceramic Substances 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052728 basic metal Inorganic materials 0.000 description 1
- 150000003818 basic metals Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6589784U JPS60177588U (ja) | 1984-05-04 | 1984-05-04 | 電気音響変換器用振動板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6589784U JPS60177588U (ja) | 1984-05-04 | 1984-05-04 | 電気音響変換器用振動板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60177588U JPS60177588U (ja) | 1985-11-26 |
| JPH0139036Y2 true JPH0139036Y2 (enrdf_load_stackoverflow) | 1989-11-21 |
Family
ID=30598293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6589784U Granted JPS60177588U (ja) | 1984-05-04 | 1984-05-04 | 電気音響変換器用振動板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60177588U (enrdf_load_stackoverflow) |
-
1984
- 1984-05-04 JP JP6589784U patent/JPS60177588U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60177588U (ja) | 1985-11-26 |
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