JPS625560B2 - - Google Patents
Info
- Publication number
- JPS625560B2 JPS625560B2 JP5826581A JP5826581A JPS625560B2 JP S625560 B2 JPS625560 B2 JP S625560B2 JP 5826581 A JP5826581 A JP 5826581A JP 5826581 A JP5826581 A JP 5826581A JP S625560 B2 JPS625560 B2 JP S625560B2
- Authority
- JP
- Japan
- Prior art keywords
- reinforced sheet
- speaker
- voice coil
- diaphragm
- sheet material
- 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 16
- 239000004698 Polyethylene Substances 0.000 claims description 12
- -1 polyethylene Polymers 0.000 claims description 12
- 229920000573 polyethylene Polymers 0.000 claims description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 6
- 239000004917 carbon fiber Substances 0.000 claims description 6
- 239000011162 core material Substances 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 4
- 239000004700 high-density polyethylene Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims 1
- 239000002657 fibrous material Substances 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000012779 reinforcing material Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 18
- 238000010168 coupling process Methods 0.000 description 18
- 238000005859 coupling reaction Methods 0.000 description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000690 Tyvek Polymers 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009823 thermal lamination 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
- H04R7/12—Non-planar diaphragms or cones
- H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
- H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5826581A JPS57173298A (en) | 1981-04-16 | 1981-04-16 | Speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5826581A JPS57173298A (en) | 1981-04-16 | 1981-04-16 | Speaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57173298A JPS57173298A (en) | 1982-10-25 |
| JPS625560B2 true JPS625560B2 (fr) | 1987-02-05 |
Family
ID=13079329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5826581A Granted JPS57173298A (en) | 1981-04-16 | 1981-04-16 | Speaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57173298A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002044782A (ja) * | 2000-07-28 | 2002-02-08 | Foster Electric Co Ltd | 電気音響変換器用振動板 |
| JP4790452B2 (ja) * | 2006-03-09 | 2011-10-12 | パイオニア株式会社 | ボイスコイルボビン、およびスピーカ装置 |
-
1981
- 1981-04-16 JP JP5826581A patent/JPS57173298A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57173298A (en) | 1982-10-25 |
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