JPS5853851U - Fuel supply system for internal combustion engines - Google Patents

Fuel supply system for internal combustion engines

Info

Publication number
JPS5853851U
JPS5853851U JP14953781U JP14953781U JPS5853851U JP S5853851 U JPS5853851 U JP S5853851U JP 14953781 U JP14953781 U JP 14953781U JP 14953781 U JP14953781 U JP 14953781U JP S5853851 U JPS5853851 U JP S5853851U
Authority
JP
Japan
Prior art keywords
passage
internal combustion
fuel supply
supply system
bypass
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
Application number
JP14953781U
Other languages
Japanese (ja)
Other versions
JPS6329855Y2 (en
Inventor
清美 森田
Original Assignee
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP14953781U priority Critical patent/JPS5853851U/en
Publication of JPS5853851U publication Critical patent/JPS5853851U/en
Application granted granted Critical
Publication of JPS6329855Y2 publication Critical patent/JPS6329855Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ばＩＳＣ空気流入孔１穴式のスロットルボディ構
造図、第２図は本考案による環状スリット空気流入孔を
もつスロットルボディ構造図、第３図は丸穴１六方式と
本考案による熱線出力特性比較結果を示す図である。 １・・・・・・スロットルボディ、２・・・・・・メイ
ン通路、３・・・・・・熱線バイパス通路、４・・・・
・・熱線、５・・・・・・絞弁、６・・・・・・ＩＳＣ
，７・・・・・・オリフィス、８・・・・・・ニードル
、９・・・・・・バイパス通路、１０・・・・・・空気
流入孔、１１・・・・・・ベンチュリ部。Fig. 1 is a structural diagram of a throttle body with a single ISC air inlet hole, Fig. 2 is a structural diagram of a throttle body with an annular slit air inflow hole according to the present invention, and Fig. 3 is a structural diagram of a throttle body with a 16-hole type and a hot wire according to the present invention. FIG. 3 is a diagram showing output characteristic comparison results. 1...Throttle body, 2...Main passage, 3...Hot wire bypass passage, 4...
・・Hot wire, 5・・throttle valve, 6・・・・ISC
, 7... Orifice, 8... Needle, 9... Bypass passage, 10... Air inflow hole, 11... Venturi section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機関の吸気通路の一部にバイパス通路を設け、その通路
内に熱線式空気流量計を配し、その下流のメイン通路に
絞弁を備え、更に、絞弁をバイパスする通路を設け、そ
の通路途中に、その通路内面積を可変にして、機関に吸
入される空気量を制゛　　御する装置を有する内燃機関
用燃料供給装置において、メイン通路内に開口している
。空気流量を可変にする装置を有するバイパス通路の空
気流入孔がメイン通路の円周方向にほぼ全周にスリット
状に開孔していることを特徴とする内燃機関用燃料供給
装置。A bypass passage is provided in a part of the intake passage of the engine, a hot-wire air flow meter is arranged in the passage, a throttle valve is provided in the main passage downstream of the bypass passage, and a passage is further provided to bypass the throttle valve. In a fuel supply system for an internal combustion engine, which has a device that controls the amount of air taken into the engine by making the internal area of the passage variable in the middle, it opens into the main passage. 1. A fuel supply device for an internal combustion engine, characterized in that an air inflow hole of a bypass passage having a device for making the air flow rate variable is opened in the form of a slit almost all the way around the circumference of the main passage.
JP14953781U 1981-10-09 1981-10-09 Fuel supply system for internal combustion engines Granted JPS5853851U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14953781U JPS5853851U (en) 1981-10-09 1981-10-09 Fuel supply system for internal combustion engines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14953781U JPS5853851U (en) 1981-10-09 1981-10-09 Fuel supply system for internal combustion engines

Publications (2)

Publication Number Publication Date
JPS5853851U true JPS5853851U (en) 1983-04-12
JPS6329855Y2 JPS6329855Y2 (en) 1988-08-10

Family

ID=29942301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14953781U Granted JPS5853851U (en) 1981-10-09 1981-10-09 Fuel supply system for internal combustion engines

Country Status (1)

Country Link
JP (1) JPS5853851U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59165862A (en) * 1983-03-08 1984-09-19 Automob Antipollut & Saf Res Center Single-point fuel injection device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54158524A (en) * 1978-06-02 1979-12-14 Hitachi Ltd Engine suction air volume measuring device for car

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54158524A (en) * 1978-06-02 1979-12-14 Hitachi Ltd Engine suction air volume measuring device for car

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59165862A (en) * 1983-03-08 1984-09-19 Automob Antipollut & Saf Res Center Single-point fuel injection device

Also Published As

Publication number Publication date
JPS6329855Y2 (en) 1988-08-10

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