JPH0161433U - - Google Patents
Info
- Publication number
- JPH0161433U JPH0161433U JP15555087U JP15555087U JPH0161433U JP H0161433 U JPH0161433 U JP H0161433U JP 15555087 U JP15555087 U JP 15555087U JP 15555087 U JP15555087 U JP 15555087U JP H0161433 U JPH0161433 U JP H0161433U
- Authority
- JP
- Japan
- Prior art keywords
- sound insulation
- insulation cover
- side wall
- covers
- cylinder block
- 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
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図面は本考案の一実施例を示し、第１図は中心
線より右側を断面し左側を仮想線で示す遮音カバ
ーを装備した内燃機関の正面図、第２図は中心線
よりも右側のみを示す遮音カバーの拡大縦断正面
図、第３図は連結機構の他例を示す要部の拡大縦
断正面図、第４図は騒音の比較図、第５図Ａは遮
音カバーの側面図、第５図Ｂは遮音カバーの遮蔽
長さを延長した場合を示す側面図である。第６図
〜第７図は従来例を示し、第６図は内燃機関を正
面図で示す騒音レベルを示す説明図、第７図は内
燃機関の概略正面図である。
Ｅ……内燃機関、１……シリンダブロツク、１
ａ……シリンダブロツク側壁、２……オイルパン
、２ａ……オイルパン側壁、３……ボス、４……
取付ボルト、５……遮音カバー、６……吸音材、
７……遮蔽板、１０……連結機構、１５……遮音
カバー、１６……充填材、１７……遮蔽板、１９
……突出部、２０……連結機構、２３……弾性パ
ツキン。
The drawings show one embodiment of the present invention; Fig. 1 is a front view of an internal combustion engine equipped with a sound insulating cover, with the right side from the center line in section and the left side shown by phantom lines, and Fig. 2 shows only the right side from the center line. FIG. 3 is an enlarged longitudinal sectional front view of the main parts showing another example of the connection mechanism, FIG. 4 is a noise comparison diagram, and FIG. 5A is a side view of the sound insulation cover. FIG. B is a side view showing the case where the shielding length of the sound insulation cover is extended. 6 and 7 show a conventional example, FIG. 6 is an explanatory diagram showing the noise level showing the internal combustion engine in a front view, and FIG. 7 is a schematic front view of the internal combustion engine. E... Internal combustion engine, 1... Cylinder block, 1
a...Cylinder block side wall, 2...Oil pan, 2a...Oil pan side wall, 3...Boss, 4...
Mounting bolt, 5... Sound insulation cover, 6... Sound absorbing material,
7... Shielding plate, 10... Connection mechanism, 15... Sound insulation cover, 16... Filler, 17... Shielding plate, 19
...Protrusion, 20...Connection mechanism, 23...Elastic packing.
Claims (1)
リンダブロツク側壁を覆う遮音カバーに、オイル
パン側壁を覆う遮音カバーを、両遮音カバーが連
続状態となる連結機構を介して着脱自在に連結し
てなる遮音カバー付内燃機関。 Equipped with a sound insulation cover that is removably attached to the side wall of the cylinder block and is detachably connected to the sound insulation cover that covers the side wall of the cylinder block and the sound insulation cover that covers the side wall of the oil pan through a connection mechanism that connects both sound insulation covers in a continuous state. Internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987155550U JPH0712676Y2 (en) | 1987-10-13 | 1987-10-13 | Internal combustion engine with sound insulation cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987155550U JPH0712676Y2 (en) | 1987-10-13 | 1987-10-13 | Internal combustion engine with sound insulation cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0161433U true JPH0161433U (en) | 1989-04-19 |
| JPH0712676Y2 JPH0712676Y2 (en) | 1995-03-29 |
Family
ID=31433275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987155550U Expired - Lifetime JPH0712676Y2 (en) | 1987-10-13 | 1987-10-13 | Internal combustion engine with sound insulation cover |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712676Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011052249A1 (en) * | 2009-10-27 | 2011-05-05 | 東海ゴム工業株式会社 | Soundproofing cover and method of manufacturing same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56139837U (en) * | 1980-03-25 | 1981-10-22 | ||
| JPS6075645U (en) * | 1983-10-31 | 1985-05-27 | いすゞ自動車株式会社 | Engine sound insulation cover device |
-
1987
- 1987-10-13 JP JP1987155550U patent/JPH0712676Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56139837U (en) * | 1980-03-25 | 1981-10-22 | ||
| JPS6075645U (en) * | 1983-10-31 | 1985-05-27 | いすゞ自動車株式会社 | Engine sound insulation cover device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011052249A1 (en) * | 2009-10-27 | 2011-05-05 | 東海ゴム工業株式会社 | Soundproofing cover and method of manufacturing same |
| US8336671B2 (en) | 2009-10-27 | 2012-12-25 | Tokai Rubber Industries, Ltd. | Soundproofing cover and method of manufacturing same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0712676Y2 (en) | 1995-03-29 |
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