JPS6249455U - - Google Patents
Info
- Publication number
- JPS6249455U JPS6249455U JP12852485U JP12852485U JPS6249455U JP S6249455 U JPS6249455 U JP S6249455U JP 12852485 U JP12852485 U JP 12852485U JP 12852485 U JP12852485 U JP 12852485U JP S6249455 U JPS6249455 U JP S6249455U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- control means
- range control
- sound range
- sound
- 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.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Description
第１図および第２図は本考案の一実施例に係る
エンジン騒音低減装置を示す図であり、第１図は
つの平面断面図、第２図はその音域制御手段２５
の作用を示す断面図である。
５……ボデイ（車体）、７……ダツシユボード
、８……エンジンルーム、１０……自動車（車両
）、１２……エンジン、１４……変速機、１５…
…パワーユニツト、１６……ラジエータグリル、
１８……バンパ、２０……フロントガラス、２２
……アウトサイドドアミラー、２５……音域制御
手段、２５ａ……壁部材、２５ｂ……中空管路、
２７……吸音材。
1 and 2 are diagrams showing an engine noise reduction device according to an embodiment of the present invention, in which FIG. 1 is a plan sectional view of one, and FIG.
FIG. 5...Body (vehicle body), 7...Dutch board, 8...Engine room, 10...Automobile (vehicle), 12...Engine, 14...Transmission, 15...
...Power unit, 16...Radiator grill,
18...Bumper, 20...Windshield, 22
...Outside door mirror, 25...Sound range control means, 25a...Wall member, 25b...Hollow conduit,
27...Sound absorbing material.
Claims (1)
前記エンジンの周囲に配置され長さが略連続的に
変化する多数の中空管路が重ね合わされて形成さ
れた音域制御手段と、この音域制御手段に対向す
るよう配置された吸音部材と、を備えたことを特
徴とするエンジン騒音低減装置。 In vehicles where the engine is housed inside the vehicle body,
A sound range control means formed by overlapping a large number of hollow pipes arranged around the engine and whose lengths change substantially continuously, and a sound absorption member arranged so as to face the sound range control means. An engine noise reduction device characterized by being equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985128524U JPH0352211Y2 (en) | 1985-08-22 | 1985-08-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985128524U JPH0352211Y2 (en) | 1985-08-22 | 1985-08-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6249455U true JPS6249455U (en) | 1987-03-27 |
| JPH0352211Y2 JPH0352211Y2 (en) | 1991-11-12 |
Family
ID=31024273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985128524U Expired JPH0352211Y2 (en) | 1985-08-22 | 1985-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0352211Y2 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5345378U (en) * | 1976-09-21 | 1978-04-18 | ||
| JPS5645775U (en) * | 1979-09-17 | 1981-04-24 | ||
| JPS56157120U (en) * | 1980-04-23 | 1981-11-24 | ||
| JPS5819290U (en) * | 1981-07-29 | 1983-02-05 | セイコーエプソン株式会社 | watch with compass |
| JPS6085043A (en) * | 1983-10-18 | 1985-05-14 | Bridgestone Corp | Engine noise controller of automobile and so forth |
-
1985
- 1985-08-22 JP JP1985128524U patent/JPH0352211Y2/ja not_active Expired
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5345378U (en) * | 1976-09-21 | 1978-04-18 | ||
| JPS5645775U (en) * | 1979-09-17 | 1981-04-24 | ||
| JPS56157120U (en) * | 1980-04-23 | 1981-11-24 | ||
| JPS5819290U (en) * | 1981-07-29 | 1983-02-05 | セイコーエプソン株式会社 | watch with compass |
| JPS6085043A (en) * | 1983-10-18 | 1985-05-14 | Bridgestone Corp | Engine noise controller of automobile and so forth |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0352211Y2 (en) | 1991-11-12 |