JPH0746742Y2 - 大型バスの騒音低減装置 - Google Patents
大型バスの騒音低減装置Info
- Publication number
- JPH0746742Y2 JPH0746742Y2 JP1985204250U JP20425085U JPH0746742Y2 JP H0746742 Y2 JPH0746742 Y2 JP H0746742Y2 JP 1985204250 U JP1985204250 U JP 1985204250U JP 20425085 U JP20425085 U JP 20425085U JP H0746742 Y2 JPH0746742 Y2 JP H0746742Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- collecting lens
- sound collecting
- door
- engine
- 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
- 238000005192 partition Methods 0.000 claims description 13
- 239000011358 absorbing material Substances 0.000 description 15
- 238000001816 cooling Methods 0.000 description 6
- 230000002238 attenuated effect Effects 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000030279 gene silencing Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985204250U JPH0746742Y2 (ja) | 1985-12-31 | 1985-12-31 | 大型バスの騒音低減装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1985204250U JPH0746742Y2 (ja) | 1985-12-31 | 1985-12-31 | 大型バスの騒音低減装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62111254U JPS62111254U (enrdf_load_stackoverflow) | 1987-07-15 |
JPH0746742Y2 true JPH0746742Y2 (ja) | 1995-10-25 |
Family
ID=31170267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1985204250U Expired - Lifetime JPH0746742Y2 (ja) | 1985-12-31 | 1985-12-31 | 大型バスの騒音低減装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0746742Y2 (enrdf_load_stackoverflow) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS597141U (ja) * | 1982-07-08 | 1984-01-18 | 田崎 浩男 | テイツシユボツクス用容器 |
JPS607225U (ja) * | 1983-06-28 | 1985-01-18 | ヤンマー農機株式会社 | 脱穀機におけるエンジンル−ムのエンジン音吸音構造 |
JPS60165217U (ja) * | 1984-04-13 | 1985-11-01 | いすゞ自動車株式会社 | キャブオーバ型車両の機関騒音低減装置 |
-
1985
- 1985-12-31 JP JP1985204250U patent/JPH0746742Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS62111254U (enrdf_load_stackoverflow) | 1987-07-15 |
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