JPS58138255A - エンジンの吸気装置 - Google Patents

エンジンの吸気装置

Info

Publication number
JPS58138255A
JPS58138255A JP57020667A JP2066782A JPS58138255A JP S58138255 A JPS58138255 A JP S58138255A JP 57020667 A JP57020667 A JP 57020667A JP 2066782 A JP2066782 A JP 2066782A JP S58138255 A JPS58138255 A JP S58138255A
Authority
JP
Japan
Prior art keywords
intake
passage
valve
air
communication
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
JP57020667A
Other languages
English (en)
Other versions
JPS62334B2 (ja
Inventor
Yukiyoshi Nakano
是克 仲野
Masaaki Matsuura
正明 松浦
Minoru Akiyama
実 秋山
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to JP57020667A priority Critical patent/JPS58138255A/ja
Priority to US06/465,716 priority patent/US4497288A/en
Publication of JPS58138255A publication Critical patent/JPS58138255A/ja
Publication of JPS62334B2 publication Critical patent/JPS62334B2/ja
Granted 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
    • F02M35/10308—Equalizing conduits, e.g. between intake ducts or between plenum chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
    • 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
    • F02M13/00—Arrangements of two or more separate carburettors; Carburettors using more than one fuel
    • F02M13/02—Separate carburettors
    • F02M13/021—Particular constructional measures of the intake conduits between carburettors and cylinder
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1015—Air intakes; Induction systems characterised by the engine type
    • F02M35/10183—Engines having intake ducts fed from a separate carburettor or injector, the idling system being considered as a separate carburettor
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/104—Intake manifolds
    • F02M35/108—Intake manifolds with primary and secondary intake passages
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/104—Intake manifolds
    • F02M35/108—Intake manifolds with primary and secondary intake passages
    • F02M35/1085—Intake manifolds with primary and secondary intake passages the combustion chamber having multiple intake valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B2031/006—Modifying induction systems for imparting a rotation to the charge in the cylinder having multiple air intake valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/06—Combinations of engines with mechanical gearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/24—Cylinder heads
    • F02F2001/244—Arrangement of valve stems in cylinder heads
    • F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis
    • F02F2001/246—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis and orientated radially from the combustion chamber surface
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/104—Intake manifolds
    • F02M35/112—Intake manifolds for engines with cylinders all in one line
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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)
  • Exhaust Gas After Treatment (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (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

【発明の詳細な説明】 本発明は主として自動２輪車その他の車両用のエンジン
における吸気装置に関する。
従来この１ｌＩＩＶ７＆置として、エンジンの１個のシ
リンダに、−次気化器に連る第１吸気通路の下流端の第
１ｖ＆気弁と、二次気化器に連る第２晰気通路の下流端
の＄１２＠気弁と【並設すると共に両＠気通路をその中
間部の連通路を介して互に連通させ、かくて顔二次気化
器の不作動に際し、腋−次気化器から練熟１１＆気通路
内に得られる新気の一部を該連通路を介して葭第２吸気
通路内に導かれて該通路内の＾留ガス成分【希釈させ、
燃錦改轡ｆ：ｌするようにした式のものは提案されたが
、か−るものでは欽き返しに際しこれが該連通路を介し
て該第１＠気通路鉤に導かれ勝ちである不都合を伴う・ 本発明はか−る不都合のない装Ｗｔ＊ること【その目的
としたもので、エンジンの１個のシリンダに、−次気化
器に連る第１＠気通路の下流端の第１吸気弁、と、二次
気化器に連る第２＠気通路の下流端の第２＠気弁と【並
設すると共に、内通路をその中間部の連通路を介して互
に連通させる式のものにおいて、販連通路内に１該ｊｌ
ｌ＠気過路伽からａ謝２吸気通路側への流れは許容する
逆止弁を介入させることを特徴とする。
本発明実施の１例を別紙図面に付説明する。
図面で（１）はエンジンのシリンダ、（２）はその内部
のピストン（３）はその上山の燃焼ｗ１を示し、該燃焼
室（３）の上向に一次気化器（４）に連る第１Ｗｋ気通
路（５）の下流端の第１ＦＭ気弁（６）と、咳−次気化
器（４）に連動する二次気化１ｔ（７１に連る第２吸気
通路（８）の下ｌＬ１＃の第２歇気弁１９）とを−備の
左右１対に並設すると共に、その他側に第１排気通路顛
に連る第１排気弁■と第２排気通路αりに連る第２排気
弁Ｑ３と【並設させ１更に前記した両吸気通路（５１１
８１ｔその中間部の連通路Ｑ４）を介して互に連通させ
る。ｂ！！Ｊ面でａωは両吸気通路＋５１　（８１の上
流端のエアクリーナ、輪は両気化器１４＋　（７）を互
ニ連動するリンク機構を示し、両気化養１４１　＋７）
は例えば第４図示のような一度関係に互に連動すべく構
成される。
以上は従来のものと特に與らないが、本発明によれは販
Ｍ通路（１４）内Ｖｃ該第１吸気道路問匈から駁畠２＠
気道路（８）値への流れは許容するリード弁掴その他の
逆止弁αηを介入させ１かくて該第２５ａ、化！　（７
１Ｏ不作動に際し、該第１気化１＃　１４）から咳纂１
＠％通路（５）内に得られる新気の一部は該連通路（１
４１内の該逆止弁ＱＤｔ介して該第２吸気進路（８）側
に導かれて該通路（８）円の残留ガス成分を希釈し、燃
焼改善が得られるようにした０尚、図示のものでは該連
通１１１Ｉ（１４１の絢端を互に前後に偏位させると共
に十の下流匈ｔ＠２吸気弁（９）に近接させて略鈑線方
回に一口させ１かくてｉｉ［燃焼室（３）内にスワール
を生じさせるようにし、吏ｆＫ　Ｉに二次気化器（７）
上線で次気化器（４）に比し吸気パルプ偏に近接させて
設けてその下流−のＩ１１！２＠気−路（８１を比較的
小容積とし、かくてこれに吸入される残留ガスの臘ｔ−
’１ｌｉＪ及的減少されるようにした。更にこの場合１
販第１吸気通路（５）−と葭＠２吸気通銘（８）髄とで
吸気弁の炉開タイミング１＠気弁径、吸気管径或は気化
−ボア往を互に相近させ１出力特性のセツティング要素
とすることが可能である。
その作ＩＩＵｔｌｌ！明するに、−次気化器ｔ４１を作
動状態、二次気化器（７１を不作動状態とした揚曾【考
えるに１該−次気化器（４）からその下流側の第１吸気
過ｍ　（５７内に得られる新気の−Ｓは連通路■ｆ：介
しテｌ５２１＆気通路、（８３Ｋ導かれて該通路（８）
内の残留ガス成分を希釈し、かくて燃焼改善が得られる
もので、この点は先に提案したものと特に幾らないが一
次で吹き返し【考えるに１練達通路α４内には逆止弁α
ηが存し、かくて該吠き返しが該連通路軸【介して骸第
１吸気通路（５）鉤に導かれるようなことがなく、これ
を換言すれば吸気の逆流量を減少して出力向上を得られ
る。
このように本発明によるときは両吸気通路間の連通路内
に逆圧弁な備えるもので、吠き返しによる不都合を無く
して出力を向上させることが出来ると共にその構成は簡
単で廉価に得られる等の効果ｒｔ１ｉする。
【図面の簡単な説明】
ｌ１ＩＰｊ４は本発明装置の１例の平面ｍ図、第２図は
その一部の裁断平面図、第Ｓ図はその截断麹１図、第４
図は一次気化器と二次気化器とＯ連動１Ｉ４１係の線図
である。 （１）…・・・シリンダ （４）・・・・・・−次気化器 （５）・・・・・・第１吸気通路 （６）・・・・・・第１＠気弁 （７）・・・・・・二次気化器 （８戸・・・・・第２ｇ＆気通路 （９）・・・・・・第２吸気弁 Ｑ４１・・・・・・連　通　路 ａη・・・・・・逆　　止　　弁 特許出願人　　本田技妨工業株式費社 代　　　理　　　人　　　北　　村　　欣　　−外２名 第３図 第４図

Claims (1)

    【特許請求の範囲】
  1. エンジンの１個のシリンダに、−次気化赫に連る第１吸
    気通路の下流端の第１吸気弁と、二次気化器に連る第２
    吸気通路の下流端の第２吸気弁とを並設すると共に、内
    通路をその中間部の連通路を介して互に連通させる式の
    ものにおいて、該連通路内に電線第１吸気通路側から該
    ＄２２晰気路匈への流れは許容する逆止弁を介入させる
    ことを特徴とするエンジンの吸気装置。
JP57020667A 1982-02-13 1982-02-13 エンジンの吸気装置 Granted JPS58138255A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57020667A JPS58138255A (ja) 1982-02-13 1982-02-13 エンジンの吸気装置
US06/465,716 US4497288A (en) 1982-02-13 1983-02-11 Intake device for an engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57020667A JPS58138255A (ja) 1982-02-13 1982-02-13 エンジンの吸気装置

Publications (2)

Publication Number Publication Date
JPS58138255A true JPS58138255A (ja) 1983-08-17
JPS62334B2 JPS62334B2 (ja) 1987-01-07

Family

ID=12033545

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57020667A Granted JPS58138255A (ja) 1982-02-13 1982-02-13 エンジンの吸気装置

Country Status (2)

Country Link
US (1) US4497288A (ja)
JP (1) JPS58138255A (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134344A (ja) * 1984-07-27 1986-02-18 Yamaha Motor Co Ltd 内燃機関の吸気装置
JPH071007B2 (ja) * 1984-08-16 1995-01-11 ヤマハ発動機株式会社 ４行程内燃機関の吸気装置
US4789004A (en) * 1987-03-13 1988-12-06 Mccracken Laurence W Apparatus and method for increasing fluid flow rate in a flow path including a curved flow path section
US4708098A (en) * 1987-03-13 1987-11-24 Mccracken Laurence W Apparatus and method for increasing power output of an internal combustion engine
JP3631770B2 (ja) * 1993-01-22 2005-03-23 本田技研工業株式会社 内燃機関の吸気装置
US5549096A (en) * 1995-06-08 1996-08-27 Consolidated Natural Gas Service Company, Inc. Load control of a spare ignited engine without throttling and method of operation
AT4966U1 (de) 2000-03-14 2002-01-25 Avl List Gmbh Viertakt-brennkraftmaschine mit zumindest zwei einlassventilen
US6932189B2 (en) * 2001-09-24 2005-08-23 Daimlerchrysler Ag Device for noise structuring in a motor vehicle
WO2017154782A1 (ja) * 2016-03-09 2017-09-14 本田技研工業株式会社 内燃機関の吸気構造

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179143A (en) * 1939-02-09 1939-11-07 Brown Thomas Edgar Internal combustion engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1307896A (en) * 1919-06-24 oe paris
US3087480A (en) * 1959-07-21 1963-04-30 Inst Francais Du Petrole Process for operating controlled ignition engines with lean combustible mixtures
GB1195060A (en) * 1966-10-05 1970-06-17 Vergaser Ges M B H & Co K G De Improvements in Induction Systems for Internal Combustion Engines.
JPS51130730A (en) * 1975-05-12 1976-11-13 Honda Motor Co Ltd Protecting device of exhaust gas purifying catalyzer convertor of inte rnal combustion engine
JPS6011205B2 (ja) * 1978-08-10 1985-03-23 ヤマハ発動機株式会社 内燃機関

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179143A (en) * 1939-02-09 1939-11-07 Brown Thomas Edgar Internal combustion engine

Also Published As

Publication number Publication date
JPS62334B2 (ja) 1987-01-07
US4497288A (en) 1985-02-05

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