JPH0119316B2 - - Google Patents
Info
- Publication number
- JPH0119316B2 JPH0119316B2 JP56089074A JP8907481A JPH0119316B2 JP H0119316 B2 JPH0119316 B2 JP H0119316B2 JP 56089074 A JP56089074 A JP 56089074A JP 8907481 A JP8907481 A JP 8907481A JP H0119316 B2 JPH0119316 B2 JP H0119316B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- core material
- speaker
- core
- thickness
- 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 17
- 239000000463 material Substances 0.000 claims description 8
- 239000011888 foil Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 2
- 229920006254 polymer film Polymers 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000642 polymer 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
- 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 |
---|---|---|---|
JP8907481A JPS57203397A (en) | 1981-06-10 | 1981-06-10 | Speaker diaphragm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8907481A JPS57203397A (en) | 1981-06-10 | 1981-06-10 | Speaker diaphragm |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57203397A JPS57203397A (en) | 1982-12-13 |
JPH0119316B2 true JPH0119316B2 (de) | 1989-04-11 |
Family
ID=13960703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8907481A Granted JPS57203397A (en) | 1981-06-10 | 1981-06-10 | Speaker diaphragm |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57203397A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0633511U (ja) * | 1991-03-18 | 1994-05-06 | 株式会社ムラオ | 装身具用連結具 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101292568A (zh) * | 2005-09-20 | 2008-10-22 | 株式会社光束技术 | 扬声器、扬声器振动板和悬架 |
DE102015113259B4 (de) * | 2015-08-12 | 2017-05-18 | Elac Electroacustic Gmbh | Lautsprecher mit gleichmäßiger Modenverteilung |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS587753Y2 (ja) * | 1978-02-03 | 1983-02-10 | 松下電器産業株式会社 | スピ−カ用振動板 |
JPS6230388Y2 (de) * | 1979-02-02 | 1987-08-04 |
-
1981
- 1981-06-10 JP JP8907481A patent/JPS57203397A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0633511U (ja) * | 1991-03-18 | 1994-05-06 | 株式会社ムラオ | 装身具用連結具 |
Also Published As
Publication number | Publication date |
---|---|
JPS57203397A (en) | 1982-12-13 |
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