JPH0263048U - - Google Patents
Info
- Publication number
- JPH0263048U JPH0263048U JP14230288U JP14230288U JPH0263048U JP H0263048 U JPH0263048 U JP H0263048U JP 14230288 U JP14230288 U JP 14230288U JP 14230288 U JP14230288 U JP 14230288U JP H0263048 U JPH0263048 U JP H0263048U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- communication
- engine
- cylinder
- communication control
- 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
- 239000000446 fuel Substances 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案にかかる燃料供給装置を備えた
エンジンのシステム構成図である。第２図はコン
トロールユニツトによる、エンジン始動時のコー
ルドスタートインジエクタと連通制御弁の制御方
法を示すフローチヤートである。
ＣＥ……エンジン、１……吸気弁、２……吸気
ポート、３……燃焼室、１１……共通吸気通路、
１３……エアフローメータ、１４……スロツトル
弁、１５……コールドスタートインジエクタ、１
６……サージタンク、１７……独立吸気通路、１
８……燃料噴射弁、１９……連通路、２１……連
通制御弁、２２……アクチユエータ、３０……コ
ントロールユニツト。
FIG. 1 is a system configuration diagram of an engine equipped with a fuel supply device according to the present invention. FIG. 2 is a flowchart showing a method of controlling the cold start injector and the communication control valve when starting the engine by the control unit. CE...engine, 1...intake valve, 2...intake port, 3...combustion chamber, 11...common intake passage,
13... Air flow meter, 14... Throttle valve, 15... Cold start injector, 1
6...Surge tank, 17...Independent intake passage, 1
8... Fuel injection valve, 19... Communication path, 21... Communication control valve, 22... Actuator, 30... Control unit.
Claims (1)
るサージタンクと、各気筒の独立吸気通路を連通
する連通路と、エンジンの運転状態に応じて上記
連通路を開閉制御する連通制御弁とが設けられた
エンジンにおいて、 上記サージタンクにエンジン始動時に燃料を噴
射するコールドスタートインジエクタを設ける一
方、該コールドスタートインジエクタから燃料が
噴射されるときには、連通制御弁を開いて連通路
を連通させる連通制御手段を設けたことを特徴と
するエンジンの燃料供給装置。[Scope of Claim for Utility Model Registration] A surge tank to which the upstream end of the independent intake passage of each cylinder is connected, a communication passage that communicates the independent intake passage of each cylinder, and the communication passage that connects the upstream end of the independent intake passage of each cylinder, and In an engine equipped with a communication control valve that controls opening and closing, the surge tank is provided with a cold start injector that injects fuel when starting the engine, and when fuel is injected from the cold start injector, the communication control valve 1. A fuel supply device for an engine, characterized in that a communication control means is provided for opening the communication passage to communicate with the communication passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14230288U JPH0263048U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14230288U JPH0263048U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0263048U true JPH0263048U (en) | 1990-05-11 |
Family
ID=31408135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14230288U Pending JPH0263048U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0263048U (en) |
-
1988
- 1988-10-31 JP JP14230288U patent/JPH0263048U/ja active Pending
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