JPS6133432B2 - - Google Patents
Info
- Publication number
- JPS6133432B2 JPS6133432B2 JP4414079A JP4414079A JPS6133432B2 JP S6133432 B2 JPS6133432 B2 JP S6133432B2 JP 4414079 A JP4414079 A JP 4414079A JP 4414079 A JP4414079 A JP 4414079A JP S6133432 B2 JPS6133432 B2 JP S6133432B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- diaphragm body
- damping
- modulus
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 37
- 238000013016 damping Methods 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 239000006229 carbon black Substances 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 7
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910010272 inorganic material Inorganic materials 0.000 claims description 5
- 239000011147 inorganic material Substances 0.000 claims description 5
- 229920005992 thermoplastic resin Polymers 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920005549 butyl rubber Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002195 synergetic effect Effects 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
- H04R7/26—Damping by means acting directly on free portion of diaphragm or cone
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 |
|---|---|---|---|
| JP4414079A JPS55136795A (en) | 1979-04-13 | 1979-04-13 | Diaphragm plate of acoustic unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4414079A JPS55136795A (en) | 1979-04-13 | 1979-04-13 | Diaphragm plate of acoustic unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55136795A JPS55136795A (en) | 1980-10-24 |
| JPS6133432B2 true JPS6133432B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-08-01 |
Family
ID=12683326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4414079A Granted JPS55136795A (en) | 1979-04-13 | 1979-04-13 | Diaphragm plate of acoustic unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55136795A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS617798A (ja) * | 1984-06-22 | 1986-01-14 | Mitsubishi Electric Corp | スピ−カ振動板 |
-
1979
- 1979-04-13 JP JP4414079A patent/JPS55136795A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55136795A (en) | 1980-10-24 |