JPS63126550U - - Google Patents
Info
- Publication number
- JPS63126550U JPS63126550U JP1935287U JP1935287U JPS63126550U JP S63126550 U JPS63126550 U JP S63126550U JP 1935287 U JP1935287 U JP 1935287U JP 1935287 U JP1935287 U JP 1935287U JP S63126550 U JPS63126550 U JP S63126550U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- canister
- set value
- fuel
- equal
- 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
- 239000002828 fuel tank Substances 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す構成図、第２
図、第３図はそれぞれ制御特性を示す線図である
。第４図はそれぞれ他の実施例を示すグラフであ
る。
１…機関本体、２…吸気管、３…燃料タンク、
５…補助キヤニスタ、６…主キヤニスタ、７，８
…チヤージ通路、９，１０…パージ通路、１２…
電磁開閉弁、１３…給油ガンセンサ、１５…チエ
ツクバルブ、１６，１７…制御弁、２０…コント
ロールユニツト。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
3 and 3 are diagrams showing control characteristics, respectively. FIG. 4 is a graph showing other embodiments. 1... Engine body, 2... Intake pipe, 3... Fuel tank,
5...Auxiliary canister, 6...Main canister, 7, 8
...Charge passage, 9, 10...Purge passage, 12...
Electromagnetic on-off valve, 13... Refueling gun sensor, 15... Check valve, 16, 17... Control valve, 20... Control unit.
Claims (1)
ガスを回収する主キヤニスタと、燃料注入時に限
つて燃料タンクと連通する補助キヤニスタとを設
けるとともに、両キヤニスタをそれぞれ吸気管に
連通するパージ通路と、各パージ通路の途中に介
装される制御弁を設け、吸入空気量が第一の設定
値以上の運転条件で主キヤニスタに接続する制御
弁を開作動させ、吸入空気量が上記第一の設定値
より大きい第二の設定値以上の運転条件で補助キ
ヤニスタに接続する制御弁を開作動させる制御手
段を設けたことを特徴とする内燃機関の蒸発燃料
処理装置。 A main canister that collects evaporative gas generated from fuel stored in the fuel tank, an auxiliary canister that communicates with the fuel tank only when fuel is injected, and a purge passage that communicates both canisters with the intake pipe, respectively. A control valve is provided in the middle of the purge passage, and the control valve connected to the main canister is opened under operating conditions in which the amount of intake air is equal to or higher than the first set value, and the control valve connected to the main canister is operated so that the amount of intake air is equal to the first set value. A vaporized fuel processing device for an internal combustion engine, comprising a control means for opening a control valve connected to an auxiliary canister under operating conditions equal to or higher than a second larger set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1935287U JPS63126550U (en) | 1987-02-12 | 1987-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1935287U JPS63126550U (en) | 1987-02-12 | 1987-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63126550U true JPS63126550U (en) | 1988-08-18 |
Family
ID=30813881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1935287U Pending JPS63126550U (en) | 1987-02-12 | 1987-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63126550U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021038719A (en) * | 2019-09-04 | 2021-03-11 | トヨタ自動車株式会社 | Engine device |
| JP2021038718A (en) * | 2019-09-04 | 2021-03-11 | トヨタ自動車株式会社 | Engine device |
-
1987
- 1987-02-12 JP JP1935287U patent/JPS63126550U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021038719A (en) * | 2019-09-04 | 2021-03-11 | トヨタ自動車株式会社 | Engine device |
| JP2021038718A (en) * | 2019-09-04 | 2021-03-11 | トヨタ自動車株式会社 | Engine device |
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