JPS635351Y2 - - Google Patents
Info
- Publication number
- JPS635351Y2 JPS635351Y2 JP14089479U JP14089479U JPS635351Y2 JP S635351 Y2 JPS635351 Y2 JP S635351Y2 JP 14089479 U JP14089479 U JP 14089479U JP 14089479 U JP14089479 U JP 14089479U JP S635351 Y2 JPS635351 Y2 JP S635351Y2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- voice coil
- ceramic
- diaphragm
- resistant member
- 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
- 239000000919 ceramic Substances 0.000 claims description 15
- 229920006015 heat resistant resin Polymers 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 230000037237 body shape Effects 0.000 claims description 2
- 239000002759 woven fabric Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14089479U JPS635351Y2 (OSRAM) | 1979-10-13 | 1979-10-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14089479U JPS635351Y2 (OSRAM) | 1979-10-13 | 1979-10-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5660396U JPS5660396U (OSRAM) | 1981-05-22 |
| JPS635351Y2 true JPS635351Y2 (OSRAM) | 1988-02-13 |
Family
ID=29372218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14089479U Expired JPS635351Y2 (OSRAM) | 1979-10-13 | 1979-10-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS635351Y2 (OSRAM) |
-
1979
- 1979-10-13 JP JP14089479U patent/JPS635351Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5660396U (OSRAM) | 1981-05-22 |
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