JPH0312810Y2 - - Google Patents
Info
- Publication number
- JPH0312810Y2 JPH0312810Y2 JP1985125588U JP12558885U JPH0312810Y2 JP H0312810 Y2 JPH0312810 Y2 JP H0312810Y2 JP 1985125588 U JP1985125588 U JP 1985125588U JP 12558885 U JP12558885 U JP 12558885U JP H0312810 Y2 JPH0312810 Y2 JP H0312810Y2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- sound
- perforated
- aluminum
- air space
- 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
- 238000010521 absorption reaction Methods 0.000 claims description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 8
- 238000009415 formwork Methods 0.000 description 5
- 239000011491 glass wool Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125588U JPH0312810Y2 (me) | 1985-08-15 | 1985-08-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985125588U JPH0312810Y2 (me) | 1985-08-15 | 1985-08-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6168108U JPS6168108U (me) | 1986-05-10 |
| JPH0312810Y2 true JPH0312810Y2 (me) | 1991-03-26 |
Family
ID=30684284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985125588U Expired JPH0312810Y2 (me) | 1985-08-15 | 1985-08-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0312810Y2 (me) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5213007A (en) * | 1975-07-22 | 1977-02-01 | Toyota Motor Corp | Internal combustion engine is partially arranged by a by-combustion ch amber with no intake valve |
| JPS5243711A (en) * | 1975-10-03 | 1977-04-06 | Japanese National Railways<Jnr> | Sound absorbing material and its unit having excellent weather resista nce, pressure resisting strength and heat resistance |
-
1985
- 1985-08-15 JP JP1985125588U patent/JPH0312810Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5213007A (en) * | 1975-07-22 | 1977-02-01 | Toyota Motor Corp | Internal combustion engine is partially arranged by a by-combustion ch amber with no intake valve |
| JPS5243711A (en) * | 1975-10-03 | 1977-04-06 | Japanese National Railways<Jnr> | Sound absorbing material and its unit having excellent weather resista nce, pressure resisting strength and heat resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6168108U (me) | 1986-05-10 |
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