JPS5990062U - Fuel vapor emission prevention device for supercharged engines - Google Patents
Fuel vapor emission prevention device for supercharged enginesInfo
- Publication number
- JPS5990062U JPS5990062U JP18531082U JP18531082U JPS5990062U JP S5990062 U JPS5990062 U JP S5990062U JP 18531082 U JP18531082 U JP 18531082U JP 18531082 U JP18531082 U JP 18531082U JP S5990062 U JPS5990062 U JP S5990062U
- Authority
- JP
- Japan
- Prior art keywords
- fuel vapor
- prevention device
- vapor emission
- emission prevention
- supercharging
- 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
- Testing Of Engines (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図は本考案の第１実施例の概略図、第２図は本考案
の第２実施例の概略図、第３図は本考案の第３実施例（
キャブレタ式エンジンの場合）を示す概略図である。
２・・・過給機、４・・・タービン、８・・・スロット
ルポート、１１．２０，２５．２６・・・パージコント
ロールバルブ、１２・・・チャコールキャニスタ、１３
・・・燃料タンク、１４・・・パージポート、２１・・
・バキュームコントロールバルブ。
第２図
第３図Fig. 1 is a schematic diagram of a first embodiment of the present invention, Fig. 2 is a schematic diagram of a second embodiment of the present invention, and Fig. 3 is a schematic diagram of a third embodiment of the present invention (
FIG. 2...Supercharger, 4...Turbine, 8...Throttle port, 11.20, 25.26...Purge control valve, 12...Charcoal canister, 13
...Fuel tank, 14...Purge port, 21...
・Vacuum control valve. Figure 2 Figure 3
Claims (1)
生する燃料蒸気を吸着、貯蔵せしめるチャコールキャニ
スタ１２と、該チャコールキャニスタを過給機コンプレ
ッサ上流域１４に連結させる第一の通路と、前記チャコ
ールキャニスタヲ無過給時は吸気系負圧域に、過給時は
過給機コンプレッサ下流の過給域に連通せしめる第二の
通路とを含んで成る過給機付エンジンの燃料蒸気排出防
止装置。In a supercharged engine, a charcoal canister 12 adsorbs and stores fuel vapor generated in a fuel system 13 of the engine, a first passage connecting the charcoal canister to an upstream region 14 of a supercharger compressor, and the charcoal canister. A fuel vapor emission prevention device for a supercharged engine, comprising a second passage communicating with an intake system negative pressure region when not supercharging and communicating with a supercharging region downstream of a supercharger compressor when supercharging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18531082U JPS5990062U (en) | 1982-12-09 | 1982-12-09 | Fuel vapor emission prevention device for supercharged engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18531082U JPS5990062U (en) | 1982-12-09 | 1982-12-09 | Fuel vapor emission prevention device for supercharged engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5990062U true JPS5990062U (en) | 1984-06-18 |
Family
ID=30400559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18531082U Pending JPS5990062U (en) | 1982-12-09 | 1982-12-09 | Fuel vapor emission prevention device for supercharged engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5990062U (en) |
-
1982
- 1982-12-09 JP JP18531082U patent/JPS5990062U/en active Pending
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