JPH02126026U - - Google Patents

Info

Publication number
JPH02126026U
JPH02126026U JP1989034540U JP3454089U JPH02126026U JP H02126026 U JPH02126026 U JP H02126026U JP 1989034540 U JP1989034540 U JP 1989034540U JP 3454089 U JP3454089 U JP 3454089U JP H02126026 U JPH02126026 U JP H02126026U
Authority
JP
Japan
Prior art keywords
injector
cavity
combustion chamber
exhaust port
spark plug
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
JP1989034540U
Other languages
English (en)
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 filed Critical
Priority to JP1989034540U priority Critical patent/JPH02126026U/ja
Priority to US07/488,354 priority patent/US5020485A/en
Priority to DE4009429A priority patent/DE4009429A1/de
Priority to GB9006794A priority patent/GB2229771B/en
Publication of JPH02126026U publication Critical patent/JPH02126026U/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
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B23/104—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the injector being placed on a side position of the 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/106—Tumble flow, i.e. the axis of rotation of the main charge flow motion is horizontal
    • 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
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
    • 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
    • F02B75/00—Other engines
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • 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
    • F02B2275/40—Squish effect
    • 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Fuel-Injection Apparatus (AREA)

Description

【図面の簡単な説明】
第１図は本考案の２サイクルエンジンの実施例
を示す全体の構成図、第２図は同平面図、第３図
ａないしｃは作動状態を示す断面図である。 １……２サイクルエンジン本体、２……シリン
ダ、３……ピストン、３ａ……頂部、８……排気
ポート、２０……燃焼室、２１……キヤビテイ、
２４……点火プラグ、２５……インジエクタ、２
６……凹部。

Claims (1)

  1. 【実用新案登録請求の範囲】 ２サイクルエンジン本体の燃焼室の排気ポート
    と反対側にオフセツトして半球状のキヤビテイを
    形成し、 上記キヤビテイ内部の頂部に点火プラグを、上
    記燃焼室中心寄りに上記排気ポートと反対向きに
    所定の角度をもつて傾けてインジエクタを配設し
    、 ピストンの頂部の上記キヤビテイおよびインジ
    エクタと合致する位置に、上記インジエクタと略
    同じ傾きで掘り下げた凹部を形成することを特徴
    とする燃料噴射式２サイクルエンジン。
JP1989034540U 1989-03-27 1989-03-27 Pending JPH02126026U (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1989034540U JPH02126026U (ja) 1989-03-27 1989-03-27
US07/488,354 US5020485A (en) 1989-03-27 1990-03-02 Two-cycle engine
DE4009429A DE4009429A1 (de) 1989-03-27 1990-03-23 Zweitakt-brennkraftmaschine
GB9006794A GB2229771B (en) 1989-03-27 1990-03-27 A combustion chamber in a two stroke engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989034540U JPH02126026U (ja) 1989-03-27 1989-03-27

Publications (1)

Publication Number Publication Date
JPH02126026U true JPH02126026U (ja) 1990-10-17

Family

ID=12417129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989034540U Pending JPH02126026U (ja) 1989-03-27 1989-03-27

Country Status (4)

Country Link
US (1) US5020485A (ja)
JP (1) JPH02126026U (ja)
DE (1) DE4009429A1 (ja)
GB (1) GB2229771B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013164010A (ja) * 2012-02-10 2013-08-22 Makita Corp ２ストロークエンジン

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8928386D0 (en) * 1989-12-15 1990-02-21 Ricardo Group Plc Internal combustion engine
US5271362A (en) * 1990-06-27 1993-12-21 Toyota Jidosha Kabushiki Kaisha Two-stroke engine
US5305720A (en) * 1992-02-28 1994-04-26 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Internal combustion engine
US5490483A (en) * 1994-02-23 1996-02-13 Daihatsu Motor Co., Ltd. Two-cycle internal combustion engine
DE19643886C2 (de) * 1996-10-30 2002-10-17 Ficht Gmbh & Co Kg Verfahren zum Betreiben einer Brennkraftmaschine
US5868112A (en) * 1996-12-19 1999-02-09 Cummins Engine Company, Inc. Deep angle injection nozzle and piston having complementary combustion bowl
US5762040A (en) * 1997-02-04 1998-06-09 Brunswick Corporation Cylinder wall fuel injection system for loop-scavenged, two-cycle internal combustion engine
US5791304A (en) * 1997-02-13 1998-08-11 Brunswick Corporation Cylinder wall fuel injection system for cross-scavenged, two-cycle combustion engine
GB9709993D0 (en) * 1997-05-17 1997-07-09 Gcuc Limited Two-stroke internal combustion engine
JP3847911B2 (ja) * 1997-08-11 2006-11-22 ヤマハマリン株式会社 直接噴射式２サイクルエンジンの燃料噴射装置
US6092494A (en) * 1998-01-27 2000-07-25 Brunswick Corporation Controlled pressure rise in two-cycle internal combustion engine having cylinder wall fuel injection
US6357402B1 (en) * 1998-04-06 2002-03-19 Sanshin Kogyo Kabushiki Kaisha Direct injected engine for outboard motor
DE19826865B4 (de) * 1998-06-17 2005-04-14 Audi Ag Direkteinspritzende Brennkraftmaschine
US6338327B1 (en) * 1999-03-29 2002-01-15 Fuji Jukogyo Kabushiki Kaisha Combustion chamber structure of in-cylinder direct fuel injection engine
DE10159644A1 (de) * 2001-12-05 2003-07-03 Bayerische Motoren Werke Ag Brennverfahren mit Ladungsschichtung für eine direkteinspritzende, fremdgezündete Brennkraftmaschine
US6732703B2 (en) * 2002-06-11 2004-05-11 Cummins Inc. Internal combustion engine producing low emissions
US7210448B2 (en) * 2002-06-11 2007-05-01 Cummins, Inc. Internal combustion engine producing low emissions
US6892693B2 (en) * 2003-02-12 2005-05-17 Bombardier Recreational Products, Inc. Piston for spark-ignited direct fuel injection engine
US6945219B2 (en) * 2004-02-09 2005-09-20 Bombardier Recreational Products Inc. Dual zone combustion chamber
US7198011B2 (en) * 2004-12-01 2007-04-03 Truong M Nhut Internal combustion engine
US8677970B2 (en) 2011-03-17 2014-03-25 Cummins Intellectual Property, Inc. Piston for internal combustion engine
EP2623760B1 (en) * 2012-01-27 2017-08-02 BRP-Rotax GmbH & Co. KG Piston for an internal combustion engine

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA564264A (en) * 1958-10-07 Mcculloch Motors Corporation Engine
FR746601A (fr) * 1932-03-04 1933-06-02 Anciens Ets Skoda Constitution de la chambre de combustion de moteurs à combustion
US2246019A (en) * 1938-01-26 1941-06-17 Steinlein Gustav Two stroke internal combustion engine operating with fuel injection
US2329885A (en) * 1941-02-17 1943-09-21 Dufour Leon Supplying of gases to two-stroke internal combustion engines
JPS5257430A (en) * 1975-11-06 1977-05-11 Nippon Soken Inc 2-cycle fuel injection system high tension ignition
JPS5261606A (en) * 1975-11-17 1977-05-21 Nippon Soken Inc 2-cycle engine with spark plug ignition
DD140269A1 (de) * 1979-01-18 1980-02-20 Joachim Boehme Kolbengesteuerte zweitakt-einspritzbrennkraftmaschine
JPS58170820A (ja) * 1982-03-31 1983-10-07 Sanshin Ind Co Ltd ２サイクル内燃機関
US4719880A (en) * 1985-05-24 1988-01-19 Orbital Engine Company Pty. Ltd. Two stroke cycle internal combustion engines
BR8602375A (pt) * 1985-05-24 1987-01-21 Orbital Eng Pty Processo de operacao de um motor,motor de combustao interna,barco a motor,motor maritimo,veiculo motorizado impelido a motor,motor para um veiculo motorizado
JPS6338611A (ja) * 1986-08-01 1988-02-19 Sanshin Ind Co Ltd ２サイクルエンジン
GB2193252B (en) * 1986-08-01 1991-02-06 Orbital Eng Pty Improvements relating to the injection of fuel to an engine
US4794901A (en) * 1987-06-16 1989-01-03 Industrial Technology Research Institute Low pressure air assisted fuel injection apparatus for engine
US4899698A (en) * 1987-10-30 1990-02-13 Georges Thery Combustion chamber for two-stroke reciprocating engine, and and engine making use thereof
DE3831490A1 (de) * 1988-09-16 1990-03-29 Stihl Maschf Andreas Kraftstoffeinspritzvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013164010A (ja) * 2012-02-10 2013-08-22 Makita Corp ２ストロークエンジン

Also Published As

Publication number Publication date
GB2229771B (en) 1993-08-25
GB9006794D0 (en) 1990-05-23
GB2229771A (en) 1990-10-03
US5020485A (en) 1991-06-04
DE4009429A1 (de) 1990-10-04

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