JPS6411349U - - Google Patents
Info
- Publication number
- JPS6411349U JPS6411349U JP10559687U JP10559687U JPS6411349U JP S6411349 U JPS6411349 U JP S6411349U JP 10559687 U JP10559687 U JP 10559687U JP 10559687 U JP10559687 U JP 10559687U JP S6411349 U JPS6411349 U JP S6411349U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- purge passage
- canister
- intake pipe
- opening
- 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
- 238000010926 purge Methods 0.000 claims description 4
- 239000000446 fuel Substances 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 claims 1
- 239000002828 fuel tank Substances 0.000 claims 1
Description
第１図は本考案の一実施例を示す全体図、第２
図は同じく電磁弁の要部拡大断面図である。第３
図は従来例を示す全体図である。
１……機関、２……吸気管、５……絞弁、７…
…キヤニスタ、８……パージ通路、１５……ダイ
ヤフラム弁、１７……負圧通路、１８……負圧取
出口、２１……電磁弁、２２……弁体、２３……
シート部。
Figure 1 is an overall view showing one embodiment of the present invention;
The figure is also an enlarged sectional view of the main part of the solenoid valve. Third
The figure is an overall view showing a conventional example. 1...engine, 2...intake pipe, 5...throttle valve, 7...
... Canister, 8 ... Purge passage, 15 ... Diaphragm valve, 17 ... Negative pressure passage, 18 ... Negative pressure outlet, 21 ... Solenoid valve, 22 ... Valve body, 23 ...
Seat part.
Claims (1)
ガスを回収するキヤニスターと、このキヤニスタ
ーを吸気管に連通するパージ通路と、このパージ
通路を遮断するダイヤフラム弁を設け、このダイ
ヤフラム弁の開弁駆動圧として絞弁の開弁時にそ
の弁端部の近傍に生じる吸気管負圧を導入する一
方、パージ通路の途中に前記ダイヤフラム弁と直
列に全開位置でも弁体とシート部の間に隙間を有
する構造の電磁弁を介装し、この電磁弁を運転条
件に応じて開弁駆動す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 canister that collects evaporative gas generated from the fuel stored in the fuel tank, a purge passage that communicates the canister with the intake pipe, and a diaphragm valve that shuts off this purge passage are provided. A structure that introduces negative pressure in the intake pipe generated near the valve end when the throttle valve opens, and has a gap between the valve body and the seat part in series with the diaphragm valve in the middle of the purge passage even in the fully open position. 1. An evaporative fuel processing device for an internal combustion engine, comprising a solenoid valve and a control means for opening and opening the solenoid valve according to operating conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10559687U JPH0537007Y2 (en) | 1987-07-09 | 1987-07-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10559687U JPH0537007Y2 (en) | 1987-07-09 | 1987-07-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6411349U true JPS6411349U (en) | 1989-01-20 |
| JPH0537007Y2 JPH0537007Y2 (en) | 1993-09-20 |
Family
ID=31338351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10559687U Expired - Lifetime JPH0537007Y2 (en) | 1987-07-09 | 1987-07-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0537007Y2 (en) |
-
1987
- 1987-07-09 JP JP10559687U patent/JPH0537007Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0537007Y2 (en) | 1993-09-20 |
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