JPH02120993U - - Google Patents
Info
- Publication number
- JPH02120993U JPH02120993U JP3042489U JP3042489U JPH02120993U JP H02120993 U JPH02120993 U JP H02120993U JP 3042489 U JP3042489 U JP 3042489U JP 3042489 U JP3042489 U JP 3042489U JP H02120993 U JPH02120993 U JP H02120993U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- corrugation portion
- pitch
- diaphragm according
- speaker diaphragm
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims 2
- 239000002657 fibrous material Substances 0.000 claims 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3042489U JPH02120993U (en]) | 1989-03-16 | 1989-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3042489U JPH02120993U (en]) | 1989-03-16 | 1989-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02120993U true JPH02120993U (en]) | 1990-10-01 |
Family
ID=31255480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3042489U Pending JPH02120993U (en]) | 1989-03-16 | 1989-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02120993U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015045284A1 (ja) * | 2013-09-26 | 2015-04-02 | パナソニックＩｐマネジメント株式会社 | ラウドスピーカと、これを用いた電子機器、移動体装置 |
-
1989
- 1989-03-16 JP JP3042489U patent/JPH02120993U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015045284A1 (ja) * | 2013-09-26 | 2015-04-02 | パナソニックＩｐマネジメント株式会社 | ラウドスピーカと、これを用いた電子機器、移動体装置 |
| EP3051834A4 (en) * | 2013-09-26 | 2016-09-07 | Panasonic Ip Man Co Ltd | SPEAKER, ELECTRONIC APPARATUS USING THE SAME AND MOBILE APPARATUS |
| JPWO2015045284A1 (ja) * | 2013-09-26 | 2017-03-09 | パナソニックＩｐマネジメント株式会社 | ラウドスピーカと、これを用いた電子機器、移動体装置 |
| US9888321B2 (en) | 2013-09-26 | 2018-02-06 | Panasonic Intellectual Property Management Co., Ltd. | Loudspeaker, electronic apparatus using same, and mobile apparatus |