JPS6441609U - - Google Patents
Info
- Publication number
- JPS6441609U JPS6441609U JP13634987U JP13634987U JPS6441609U JP S6441609 U JPS6441609 U JP S6441609U JP 13634987 U JP13634987 U JP 13634987U JP 13634987 U JP13634987 U JP 13634987U JP S6441609 U JPS6441609 U JP S6441609U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- fresh air
- throttle valve
- head cover
- air introduction
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第１図はこの考案の第１の実施例の内燃機関の
ブローバイガス還元装置の全体構成図、第２図は
第２の実施例の同全体構成図、第３図は第２図の
要部の斜視断面図である。
１……第１のシリンダ群、３……第２のシリン
ダ群、５，１５……シリンダヘツドカバー、１３
……クランク室、２５……絞り弁、２７……吸気
通路、２９……第１の新気導入通路、３５……ブ
ローバイガス還流通路、３９……第２の新気導入
通路、４３……排気マニホールド（加熱手段）。
FIG. 1 is an overall configuration diagram of a blow-by gas reduction device for an internal combustion engine according to a first embodiment of this invention, FIG. 2 is an overall configuration diagram of the second embodiment, and FIG. 3 is a main part of FIG. 2. FIG. DESCRIPTION OF SYMBOLS 1...First cylinder group, 3...Second cylinder group, 5, 15...Cylinder head cover, 13
...Crank chamber, 25... Throttle valve, 27... Intake passage, 29... First fresh air introduction passage, 35... Blowby gas recirculation passage, 39... Second fresh air introduction passage, 43... Exhaust manifold (heating means).
Claims (1)
リンダ群のシリンダヘツドカバー内と絞り弁上流
の吸気通路とを第１の新気導入通路により連通す
ると共に、前記クランク室に連通する第２のシリ
ンダ群のシリンダヘツドカバー内と絞り弁下流の
吸気通路とをブローバイガス還流通路により連通
し、前記第２のシリンダ群のシリンダヘツドカバ
ー内と絞り弁上流の吸気通路とを第２の新気導入
通路により連通して、この第２の新気導入通路の
途中に加熱手段を設けたことを特徴とする内燃機
関のブローバイガス還元装置。 A first fresh air introduction passage communicates the inside of the cylinder head cover of the first cylinder group communicating with the crank chamber of the V-type internal combustion engine with an intake passage upstream of the throttle valve, and a second fresh air introduction passage communicates with the crank chamber. The inside of the cylinder head cover of the cylinder group and the intake passage downstream of the throttle valve are communicated through a blow-by gas recirculation passage, and the inside of the cylinder head cover of the second cylinder group and the intake passage upstream of the throttle valve are connected to each other through a second fresh air introduction system. A blow-by gas reducing device for an internal combustion engine, characterized in that a heating means is provided in the middle of the second fresh air introducing passage, communicating with each other through a passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13634987U JPS6441609U (en) | 1987-09-08 | 1987-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13634987U JPS6441609U (en) | 1987-09-08 | 1987-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6441609U true JPS6441609U (en) | 1989-03-13 |
Family
ID=31396777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13634987U Pending JPS6441609U (en) | 1987-09-08 | 1987-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6441609U (en) |
-
1987
- 1987-09-08 JP JP13634987U patent/JPS6441609U/ja active Pending