JPS5970062U - 可変ベンチユリ気化器 - Google Patents

可変ベンチユリ気化器

Info

Publication number
JPS5970062U
JPS5970062U JP1982166869U JP16686982U JPS5970062U JP S5970062 U JPS5970062 U JP S5970062U JP 1982166869 U JP1982166869 U JP 1982166869U JP 16686982 U JP16686982 U JP 16686982U JP S5970062 U JPS5970062 U JP S5970062U
Authority
JP
Japan
Prior art keywords
venturi
suction piston
intake
main jet
air passage
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
Application number
JP1982166869U
Other languages
English (en)
Inventor
磯谷　行徳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aisan Industry Co Ltd
Original Assignee
Aisan Industry Co Ltd
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 Aisan Industry Co Ltd filed Critical Aisan Industry Co Ltd
Priority to JP1982166869U priority Critical patent/JPS5970062U/ja
Priority to US06/530,340 priority patent/US4472322A/en
Priority to DE3334122A priority patent/DE3334122C2/de
Priority to GB08326114A priority patent/GB2129499B/en
Publication of JPS5970062U publication Critical patent/JPS5970062U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M19/00—Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M1/00 - F02M17/00
    • F02M19/04—Fuel-metering pins or needles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M7/00—Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions
    • F02M7/12—Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves
    • F02M7/14—Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves with means for controlling cross-sectional area of fuel spray nozzle
    • F02M7/16—Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves with means for controlling cross-sectional area of fuel spray nozzle operated automatically, e.g. dependent on exhaust-gas analysis
    • F02M7/17—Other installations, with moving parts, for influencing fuel/air ratio, e.g. having valves with means for controlling cross-sectional area of fuel spray nozzle operated automatically, e.g. dependent on exhaust-gas analysis by a pneumatically adjustable piston-like element, e.g. constant depression carburettors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/38—Needle valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of The Air-Fuel Ratio Of Carburetors (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。

Description

【図面の簡単な説明】
第１図は請来の可変ベンチュリ気化器の一例を示す断面
図、第２図および第３図はこの考案の実施例を示し、第
２図は第１実施例の可変ベンチュリ気化器のベンチュリ
部の断面図、第３図は第２実施例の第２図に対応する図
、第４図〜第６図は従来の気化器を示した図イとこの実
施例の気化器を示した図６との゛メインノズルからの燃
料流出状態を比較して示す説明図で、第４図はエンジン
のアイドル運転時、第、５図はエンジンの低速運転時、
第６図はエンジ、ンの高速運一時をそれぞれ示した　　
゛ものである。 １・・・気化器本体、３・・・吸気路、３ａ・・・ベン
チュリ部、４・・・サクションチャンバ、５・・・サク
ション　　　、ピストン、８・・・メータリングユニド
ル、８ａ・・・基部、９・・・メインノズル、１２・・
・メインジェット、２０・・・スロットルバルブ、２２
・・・フランジ、２４・・・取付ケース、２５・・・噴
出口、２５Ａ・・・小噴出口、　　　。 ２６・・・隙間。

Claims (1)

    【実用新案登録請求の範囲】
  1. 気化器本体の吸気路側部に設けられ吸気路内に突出する
    端部が吸気路壁のと間にベンチュリ部を形成するサクシ
    ョンピストンと、基部が前記ピストンの突出端部に取り
    つけられかつ先端部がメインジェットに挿入されたメー
    タリングニードルとを有し、前記吸気路を流れる吸入空
    気の流速に応じてサクションピストンが移動し、ベンチ
    ュリ部の空気通路面積を変化させるとともに、メータリ
    ングニードルがメインジェットとの隙間を変えてメイン
    ジェットからベンチュリ部へ吐出される燃料の量を前記
    吸入空気量に比例して変化させる形式の可変ベンチュリ
    気化器であって、前記サクションピストンにベンチュリ
    部より上流の吸気路トメータリング二一ドルの基部の取
    付部とを連通ず□　　る・エア通路を設け、かつ前記取
    付部にエア通路内の空気をメータリングニードルの外周
    に沿ってベンチュリ部へ噴出する噴出口を設けたことを
    特徴とする可変ベンチュリ気化器。
JP1982166869U 1982-11-01 1982-11-01 可変ベンチユリ気化器 Pending JPS5970062U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1982166869U JPS5970062U (ja) 1982-11-01 1982-11-01 可変ベンチユリ気化器
US06/530,340 US4472322A (en) 1982-11-01 1983-09-08 Variable venturi carburetor
DE3334122A DE3334122C2 (de) 1982-11-01 1983-09-16 Veränderbarer Venturivergaser für Kraftfahrzeugmotoren mit innerer Verbrennung
GB08326114A GB2129499B (en) 1982-11-01 1983-09-29 Choke piston carburetor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982166869U JPS5970062U (ja) 1982-11-01 1982-11-01 可変ベンチユリ気化器

Publications (1)

Publication Number Publication Date
JPS5970062U true JPS5970062U (ja) 1984-05-12

Family

ID=15839138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982166869U Pending JPS5970062U (ja) 1982-11-01 1982-11-01 可変ベンチユリ気化器

Country Status (4)

Country Link
US (1) US4472322A (ja)
JP (1) JPS5970062U (ja)
DE (1) DE3334122C2 (ja)
GB (1) GB2129499B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4971730A (en) * 1989-08-15 1990-11-20 Edmonston William H Carburetor-air deflector bar
US20130206107A1 (en) * 2010-07-02 2013-08-15 American Performance Technologies, Llc Carburetor and methods therefor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5743076U (ja) * 1980-08-18 1982-03-09

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE696477C (de) * 1938-07-26 1940-09-21 Ehrich & Graetz Akt Ges Vergaser mit Nadelsteuerung
FR1466177A (fr) * 1965-02-20 1967-01-13 Honda Gijutsu Kenkyusho Kk Carburateur
GB1151802A (en) * 1967-01-12 1969-05-14 British Motor Corp Ltd Carburetters for Internal Combustion Engines.
GB1233941A (ja) * 1968-10-22 1971-06-03
FR2078397A5 (ja) * 1970-02-12 1971-11-05 Nissan Motor
US3896195A (en) * 1973-12-26 1975-07-22 Ford Motor Co Acceleration responsive supplemental fuel supply for variable area venturi carburetor
JPS5554655A (en) * 1978-10-19 1980-04-22 Nissan Motor Co Ltd Variable venturi carburetor
JPS5765843A (en) * 1980-10-07 1982-04-21 Toyota Motor Corp Variable venturi carburetter
JPS58161153U (ja) * 1982-04-22 1983-10-27 愛三工業株式会社 可変ベンチユリ気化器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5743076U (ja) * 1980-08-18 1982-03-09

Also Published As

Publication number Publication date
GB8326114D0 (en) 1983-11-02
DE3334122C2 (de) 1987-03-12
GB2129499A (en) 1984-05-16
GB2129499B (en) 1986-03-19
US4472322A (en) 1984-09-18
DE3334122A1 (de) 1984-05-03

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