JPS5880998A - スピ−カ用振動板 - Google Patents
スピ−カ用振動板Info
- Publication number
- JPS5880998A JPS5880998A JP17925181A JP17925181A JPS5880998A JP S5880998 A JPS5880998 A JP S5880998A JP 17925181 A JP17925181 A JP 17925181A JP 17925181 A JP17925181 A JP 17925181A JP S5880998 A JPS5880998 A JP S5880998A
- Authority
- JP
- Japan
- Prior art keywords
- polyurethane
- polypropylene
- diaphragm
- speaker
- young
- 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
- 239000004743 Polypropylene Substances 0.000 claims abstract description 17
- -1 polypropylene Polymers 0.000 claims abstract description 17
- 229920001155 polypropylene Polymers 0.000 claims abstract description 17
- 239000004814 polyurethane Substances 0.000 claims abstract description 14
- 229920002635 polyurethane Polymers 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 8
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 7
- 238000004132 cross linking Methods 0.000 claims 2
- 238000003856 thermoforming Methods 0.000 claims 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract description 4
- 239000004721 Polyphenylene oxide Substances 0.000 abstract description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract description 2
- 229920000570 polyether Polymers 0.000 abstract description 2
- 229920005749 polyurethane resin Polymers 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 239000000412 dendrimer Substances 0.000 description 1
- 229920000736 dendritic polymer Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005259 measurement Methods 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
- 230000002787 reinforcement Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000007666 vacuum forming Methods 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 |
|---|---|---|---|
| JP17925181A JPS5880998A (ja) | 1981-11-09 | 1981-11-09 | スピ−カ用振動板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17925181A JPS5880998A (ja) | 1981-11-09 | 1981-11-09 | スピ−カ用振動板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5880998A true JPS5880998A (ja) | 1983-05-16 |
| JPS639799B2 JPS639799B2 (enrdf_load_stackoverflow) | 1988-03-02 |
Family
ID=16062574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17925181A Granted JPS5880998A (ja) | 1981-11-09 | 1981-11-09 | スピ−カ用振動板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5880998A (enrdf_load_stackoverflow) |
-
1981
- 1981-11-09 JP JP17925181A patent/JPS5880998A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS639799B2 (enrdf_load_stackoverflow) | 1988-03-02 |
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