JPS643439B2 - - Google Patents
Info
- Publication number
- JPS643439B2 JPS643439B2 JP622483A JP622483A JPS643439B2 JP S643439 B2 JPS643439 B2 JP S643439B2 JP 622483 A JP622483 A JP 622483A JP 622483 A JP622483 A JP 622483A JP S643439 B2 JPS643439 B2 JP S643439B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- fiber
- mold
- silicone rubber
- reinforced resin
- 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
- 239000000463 material Substances 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 12
- 229920002379 silicone rubber Polymers 0.000 claims description 11
- 239000004945 silicone rubber Substances 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000012779 reinforcing material Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 1
- 230000000704 physical effect Effects 0.000 description 5
- 238000007796 conventional method Methods 0.000 description 4
- 239000011162 core material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000004760 aramid Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003856 thermoforming Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 210000004177 elastic tissue Anatomy 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229920005992 thermoplastic resin Polymers 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)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP622483A JPS59131295A (ja) | 1983-01-17 | 1983-01-17 | スピ−カ用振動板の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP622483A JPS59131295A (ja) | 1983-01-17 | 1983-01-17 | スピ−カ用振動板の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59131295A JPS59131295A (ja) | 1984-07-28 |
| JPS643439B2 true JPS643439B2 (enrdf_load_stackoverflow) | 1989-01-20 |
Family
ID=11632543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP622483A Granted JPS59131295A (ja) | 1983-01-17 | 1983-01-17 | スピ−カ用振動板の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59131295A (enrdf_load_stackoverflow) |
-
1983
- 1983-01-17 JP JP622483A patent/JPS59131295A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59131295A (ja) | 1984-07-28 |
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