JPS59130038U - engine noise reduction device - Google Patents
engine noise reduction deviceInfo
- Publication number
- JPS59130038U JPS59130038U JP2290283U JP2290283U JPS59130038U JP S59130038 U JPS59130038 U JP S59130038U JP 2290283 U JP2290283 U JP 2290283U JP 2290283 U JP2290283 U JP 2290283U JP S59130038 U JPS59130038 U JP S59130038U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- noise reduction
- reduction device
- engine noise
- vibration
- 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.)
- Pending
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のエンジンの騒音低減装置を示す断面図、
第２図はこの考案のエンジンの騒音低減装置の第１実施
例を示す断面図、第３図は同第１実施例の騒音低減効果
を従来例との比較で示すグラフ、第４図はこの考案のエ
ンジンの騒音低減装置の第２実施例を示す一部縦断正面
図である。
１１．２１・・・エンジン本体、１４−・・エンジンリ
アプレート（エンジン付属部材）、１６． ２６・・・
発泡樹脂層、２２・・・オイルパン（エンジン付属部材
）、２３・・・ロッカカバー（エンジン付属部材）、２
４・・・コグベルトカバー（エンジン付属部材）。Figure 1 is a sectional view showing a conventional engine noise reduction device.
Fig. 2 is a sectional view showing the first embodiment of the engine noise reduction device of this invention, Fig. 3 is a graph showing the noise reduction effect of the first embodiment in comparison with a conventional example, and Fig. 4 is a cross-sectional view of the engine noise reduction device of this invention. FIG. 3 is a partially longitudinal front view showing a second embodiment of the engine noise reduction device of the invention. 11.21... Engine body, 14-... Engine rear plate (engine accessory part), 16. 26...
Foamed resin layer, 22... Oil pan (engine accessory component), 23... Rocker cover (engine accessory component), 2
4... Cog belt cover (engine accessory part).
Claims (1)
オイルパン、ロッカカバー及ヒコグベルト力バー等の振
動が生じ易いエンジン付属部材の表面に防振用発泡樹脂
層を設けたことを特徴とするエンジンの騒音低減装置。Engine rear plate attached to the engine body,
An engine noise reduction device characterized in that a vibration-proof foamed resin layer is provided on the surfaces of engine accessory parts that are prone to vibration, such as an oil pan, a rocker cover, and a Hikogu belt force bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2290283U JPS59130038U (en) | 1983-02-21 | 1983-02-21 | engine noise reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2290283U JPS59130038U (en) | 1983-02-21 | 1983-02-21 | engine noise reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59130038U true JPS59130038U (en) | 1984-08-31 |
Family
ID=30153993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2290283U Pending JPS59130038U (en) | 1983-02-21 | 1983-02-21 | engine noise reduction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59130038U (en) |
-
1983
- 1983-02-21 JP JP2290283U patent/JPS59130038U/en active Pending
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