JPS5884312U - Blow-by gas reduction device for internal combustion engines - Google Patents
Blow-by gas reduction device for internal combustion enginesInfo
- Publication number
- JPS5884312U JPS5884312U JP18017381U JP18017381U JPS5884312U JP S5884312 U JPS5884312 U JP S5884312U JP 18017381 U JP18017381 U JP 18017381U JP 18017381 U JP18017381 U JP 18017381U JP S5884312 U JPS5884312 U JP S5884312U
- Authority
- JP
- Japan
- Prior art keywords
- internal combustion
- combustion engine
- blow
- gas
- intake air
- 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
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Exhaust-Gas Circulating Devices (AREA)
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図は内燃機関に装備された本考案に係るブローバイ
ガス還元装置における一実施例の構成を概略的に示す断
面図、第２図および第３図は本考案に係るブローバイガ
ス還元装置に用いられる一方向弁のそれぞれの変形例を
示す断面図である。
１・・・内燃機関本体、３・・・エアクリーナ本体、５
・・・一方向弁、６．８・・・ブローバイガス用導通パ
イプ、９・・・吸入空気量検出器、１１・・・ソレノイ
ドバルブ、１２・・・アンブレラ−形一方向弁、１５・
・・リリーフ弁。図中同一符号は同一部分又は相当部分
を示す。FIG. 1 is a sectional view schematically showing the configuration of an embodiment of the blow-by gas reducing device according to the present invention installed in an internal combustion engine, and FIGS. 2 and 3 are used in the blow-by gas reducing device according to the present invention. It is sectional drawing which shows each modification of the one-way valve. 1... Internal combustion engine main body, 3... Air cleaner main body, 5
...One-way valve, 6.8... Blow-by gas conduction pipe, 9... Intake air amount detector, 11... Solenoid valve, 12... Umbrella type one-way valve, 15.
...Relief valve. The same reference numerals in the figures indicate the same or corresponding parts.
Claims (2)
置と、吸入空気通路或いはエアクリーナ本体にブローバ
イガスを還元するブローバイガス還元装置とを有する内
燃機関において、少なくとも前記内燃機関のアイドル運
転時に前記吸入空気通路或いはエアクリーナ本体に、ブ
ローバイガスが流入しないように吸入空気通路と内燃機
関の間に一方向弁を取付けた内燃機関用ブローバイガス
還元装置。(1) In an internal combustion engine having a fuel supply device for an internal combustion engine equipped with an intake air amount detector and a blowby gas return device for returning blowby gas to the intake air passage or the air cleaner body, at least when the internal combustion engine is idling, A blow-by gas reducing device for an internal combustion engine, wherein a one-way valve is installed between the intake air passage and the internal combustion engine to prevent blow-by gas from flowing into the intake air passage or the air cleaner body.
用ブローバイガス還元装置において、前記一方向弁が電
磁弁又はＩＪ ＩＪ−フ弁を備え、アイドル運転以外の
運転域では前記電磁弁又はＩＪ ＩＪ−フ弁を作動させ
て前記一方向弁をバイパ７スする通路を形成することを
特徴とする内燃機関用プローバイガス還元装置シ(2) Scope of Utility Model Registration Claims In the blow-by gas reduction device for an internal combustion engine according to claim 1, the one-way valve includes a solenoid valve or an IJ-F valve, and in an operating range other than idling operation, the solenoid valve or an IJ IJ-Full valve is actuated to form a passage that bypasses the one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18017381U JPS5884312U (en) | 1981-12-01 | 1981-12-01 | Blow-by gas reduction device for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18017381U JPS5884312U (en) | 1981-12-01 | 1981-12-01 | Blow-by gas reduction device for internal combustion engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5884312U true JPS5884312U (en) | 1983-06-08 |
Family
ID=29976528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18017381U Pending JPS5884312U (en) | 1981-12-01 | 1981-12-01 | Blow-by gas reduction device for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5884312U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007198279A (en) * | 2006-01-27 | 2007-08-09 | Aisan Ind Co Ltd | Composite valve, and blowby gas reducing device of engine equipped with composite valve |
-
1981
- 1981-12-01 JP JP18017381U patent/JPS5884312U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007198279A (en) * | 2006-01-27 | 2007-08-09 | Aisan Ind Co Ltd | Composite valve, and blowby gas reducing device of engine equipped with composite valve |
| JP4619959B2 (en) * | 2006-01-27 | 2011-01-26 | 愛三工業株式会社 | Composite valve and engine blow-by gas reduction device including the composite valve |
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