JPS6328185Y2 - - Google Patents
Info
- Publication number
- JPS6328185Y2 JPS6328185Y2 JP1983092937U JP9293783U JPS6328185Y2 JP S6328185 Y2 JPS6328185 Y2 JP S6328185Y2 JP 1983092937 U JP1983092937 U JP 1983092937U JP 9293783 U JP9293783 U JP 9293783U JP S6328185 Y2 JPS6328185 Y2 JP S6328185Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- helmet
- speaker
- speaker unit
- low
- 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
- 210000000624 ear auricle Anatomy 0.000 claims description 12
- 210000000613 ear canal Anatomy 0.000 description 7
- 230000002238 attenuated effect Effects 0.000 description 4
- 210000003454 tympanic membrane Anatomy 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293783U JPS60327U (ja) | 1983-06-16 | 1983-06-16 | スピ−カ付きヘルメツト |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293783U JPS60327U (ja) | 1983-06-16 | 1983-06-16 | スピ−カ付きヘルメツト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60327U JPS60327U (ja) | 1985-01-05 |
| JPS6328185Y2 true JPS6328185Y2 (zh) | 1988-07-29 |
Family
ID=30223410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9293783U Granted JPS60327U (ja) | 1983-06-16 | 1983-06-16 | スピ−カ付きヘルメツト |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60327U (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6361411U (zh) * | 1986-10-08 | 1988-04-23 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5934227Y2 (ja) * | 1980-12-08 | 1984-09-21 | 本田技研工業株式会社 | ヘルメツト用スピ−カ |
-
1983
- 1983-06-16 JP JP9293783U patent/JPS60327U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60327U (ja) | 1985-01-05 |
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