JPS6244632Y2 - - Google Patents
Info
- Publication number
- JPS6244632Y2 JPS6244632Y2 JP1981072479U JP7247981U JPS6244632Y2 JP S6244632 Y2 JPS6244632 Y2 JP S6244632Y2 JP 1981072479 U JP1981072479 U JP 1981072479U JP 7247981 U JP7247981 U JP 7247981U JP S6244632 Y2 JPS6244632 Y2 JP S6244632Y2
- Authority
- JP
- Japan
- Prior art keywords
- equalizer
- top plate
- case
- headphone
- peripheral wall
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000002238 attenuated effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000005520 electrodynamics Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Headphones And Earphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981072479U JPS6244632Y2 (nl) | 1981-05-19 | 1981-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981072479U JPS6244632Y2 (nl) | 1981-05-19 | 1981-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57185288U JPS57185288U (nl) | 1982-11-25 |
| JPS6244632Y2 true JPS6244632Y2 (nl) | 1987-11-26 |
Family
ID=29868265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981072479U Expired JPS6244632Y2 (nl) | 1981-05-19 | 1981-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6244632Y2 (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5253075B2 (ja) * | 2008-10-07 | 2013-07-31 | 株式会社オーディオテクニカ | ヘッドホンユニットおよびヘッドホン |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5274129U (nl) * | 1975-12-02 | 1977-06-02 |
-
1981
- 1981-05-19 JP JP1981072479U patent/JPS6244632Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57185288U (nl) | 1982-11-25 |
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