JPS58104595A - スピ−カ用振動板 - Google Patents
スピ−カ用振動板Info
- Publication number
- JPS58104595A JPS58104595A JP20246181A JP20246181A JPS58104595A JP S58104595 A JPS58104595 A JP S58104595A JP 20246181 A JP20246181 A JP 20246181A JP 20246181 A JP20246181 A JP 20246181A JP S58104595 A JPS58104595 A JP S58104595A
- Authority
- JP
- Japan
- Prior art keywords
- polypropylene
- diaphragm
- young
- modulus
- butyl rubber
- 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.)
- Granted
Links
- -1 polypropylene Polymers 0.000 claims abstract description 20
- 239000004743 Polypropylene Substances 0.000 claims abstract description 18
- 229920001155 polypropylene Polymers 0.000 claims abstract description 18
- 229920005549 butyl rubber Polymers 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000000945 filler Substances 0.000 claims abstract description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000010215 titanium dioxide Nutrition 0.000 claims abstract description 7
- 239000000454 talc Substances 0.000 claims abstract description 4
- 229910052623 talc Inorganic materials 0.000 claims abstract description 4
- 239000000470 constituent Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 229920001971 elastomer Polymers 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 208000037062 Polyps Diseases 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002787 reinforcement Effects 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
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20246181A JPS58104595A (ja) | 1981-12-17 | 1981-12-17 | スピ−カ用振動板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20246181A JPS58104595A (ja) | 1981-12-17 | 1981-12-17 | スピ−カ用振動板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58104595A true JPS58104595A (ja) | 1983-06-22 |
| JPS639800B2 JPS639800B2 (enrdf_load_html_response) | 1988-03-02 |
Family
ID=16457909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20246181A Granted JPS58104595A (ja) | 1981-12-17 | 1981-12-17 | スピ−カ用振動板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58104595A (enrdf_load_html_response) |
-
1981
- 1981-12-17 JP JP20246181A patent/JPS58104595A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS639800B2 (enrdf_load_html_response) | 1988-03-02 |
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