JPH0535440Y2 - - Google Patents
Info
- Publication number
- JPH0535440Y2 JPH0535440Y2 JP17873386U JP17873386U JPH0535440Y2 JP H0535440 Y2 JPH0535440 Y2 JP H0535440Y2 JP 17873386 U JP17873386 U JP 17873386U JP 17873386 U JP17873386 U JP 17873386U JP H0535440 Y2 JPH0535440 Y2 JP H0535440Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- box
- opening
- box body
- absorbing material
- 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 - Lifetime
Links
- 239000011358 absorbing material Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 description 9
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17873386U JPH0535440Y2 (da) | 1986-11-19 | 1986-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17873386U JPH0535440Y2 (da) | 1986-11-19 | 1986-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6384199U JPS6384199U (da) | 1988-06-02 |
| JPH0535440Y2 true JPH0535440Y2 (da) | 1993-09-08 |
Family
ID=31121146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17873386U Expired - Lifetime JPH0535440Y2 (da) | 1986-11-19 | 1986-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535440Y2 (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101041254B1 (ko) | 2009-11-20 | 2011-06-14 | 전인수 | 섹소폰 연습기구 |
-
1986
- 1986-11-19 JP JP17873386U patent/JPH0535440Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6384199U (da) | 1988-06-02 |
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