JPH0312517B2 - - Google Patents
Info
- Publication number
- JPH0312517B2 JPH0312517B2 JP3773182A JP3773182A JPH0312517B2 JP H0312517 B2 JPH0312517 B2 JP H0312517B2 JP 3773182 A JP3773182 A JP 3773182A JP 3773182 A JP3773182 A JP 3773182A JP H0312517 B2 JPH0312517 B2 JP H0312517B2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- core material
- diaphragm
- pattern
- speaker
- 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
- 239000011162 core material Substances 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 229920005992 thermoplastic resin Polymers 0.000 claims description 10
- 239000010408 film Substances 0.000 description 13
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920001230 polyarylate Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 238000007666 vacuum forming Methods 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 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
- H04R7/04—Plane diaphragms
- H04R7/06—Plane diaphragms comprising a plurality of sections or layers
- H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
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 |
|---|---|---|---|
| JP3773182A JPS58154998A (ja) | 1982-03-09 | 1982-03-09 | スピ−カ用振動板の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3773182A JPS58154998A (ja) | 1982-03-09 | 1982-03-09 | スピ−カ用振動板の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58154998A JPS58154998A (ja) | 1983-09-14 |
| JPH0312517B2 true JPH0312517B2 (en]) | 1991-02-20 |
Family
ID=12505631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3773182A Granted JPS58154998A (ja) | 1982-03-09 | 1982-03-09 | スピ−カ用振動板の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58154998A (en]) |
-
1982
- 1982-03-09 JP JP3773182A patent/JPS58154998A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58154998A (ja) | 1983-09-14 |
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