GB2229771B - A combustion chamber in a two stroke engine - Google Patents

A combustion chamber in a two stroke engine

Info

Publication number
GB2229771B
GB2229771B GB9006794A GB9006794A GB2229771B GB 2229771 B GB2229771 B GB 2229771B GB 9006794 A GB9006794 A GB 9006794A GB 9006794 A GB9006794 A GB 9006794A GB 2229771 B GB2229771 B GB 2229771B
Authority
GB
United Kingdom
Prior art keywords
combustion chamber
stroke engine
stroke
engine
combustion
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.)
Expired - Fee Related
Application number
GB9006794A
Other languages
English (en)
Other versions
GB2229771A (en
GB9006794D0 (en
Inventor
Hideo Watanabe
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.)
Subaru Corp
Original Assignee
Fuji Jukogyo KK
Fuji Heavy Industries 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 Fuji Jukogyo KK, Fuji Heavy Industries Ltd filed Critical Fuji Jukogyo KK
Publication of GB9006794D0 publication Critical patent/GB9006794D0/en
Publication of GB2229771A publication Critical patent/GB2229771A/en
Application granted granted Critical
Publication of GB2229771B publication Critical patent/GB2229771B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
GB9006794A 1989-03-27 1990-03-27 A combustion chamber in a two stroke engine Expired - Fee Related GB2229771B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989034540U JPH02126026U (US07321065-20080122-C00020.png) 1989-03-27 1989-03-27

Publications (3)

Publication Number Publication Date
GB9006794D0 GB9006794D0 (en) 1990-05-23
GB2229771A GB2229771A (en) 1990-10-03
GB2229771B true GB2229771B (en) 1993-08-25

Family

ID=12417129

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9006794A Expired - Fee Related GB2229771B (en) 1989-03-27 1990-03-27 A combustion chamber in a two stroke engine

Country Status (4)

Country Link
US (1) US5020485A (US07321065-20080122-C00020.png)
JP (1) JPH02126026U (US07321065-20080122-C00020.png)
DE (1) DE4009429A1 (US07321065-20080122-C00020.png)
GB (1) GB2229771B (US07321065-20080122-C00020.png)

Families Citing this family (23)

* 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
US7210448B2 (en) * 2002-06-11 2007-05-01 Cummins, Inc. Internal combustion engine producing low emissions
US6732703B2 (en) * 2002-06-11 2004-05-11 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
US8910609B2 (en) * 2012-01-27 2014-12-16 Brp-Powertrain Gmbh & Co. Kg Piston for an internal combustion engine
JP5891059B2 (ja) * 2012-02-10 2016-03-22 株式会社マキタ ２ストロークエンジン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039614A (en) * 1979-01-18 1980-08-13 Zschopau Motorrad Veb Two-stroke fuel injection engine with piston controlled ports
GB2193252A (en) * 1986-08-01 1988-02-03 Orbital Eng Pty Fuel spray penetration into i.c. engine combustion chambers

Family Cites Families (13)

* 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
JPS58170820A (ja) * 1982-03-31 1983-10-07 Sanshin Ind Co Ltd ２サイクル内燃機関
IT1188700B (it) * 1985-05-24 1988-01-20 Orbital Eng Pty Procedimento per regolare le emissioni di motori a due tempi e motore a due tempi e motore a due tempi funzionante secondo tale procedimento
DE3617317C2 (de) * 1985-05-24 1996-10-31 Orbital Eng Pty Zweitaktverbrennungsmaschine
JPS6338611A (ja) * 1986-08-01 1988-02-19 Sanshin Ind Co Ltd ２サイクルエンジン
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2039614A (en) * 1979-01-18 1980-08-13 Zschopau Motorrad Veb Two-stroke fuel injection engine with piston controlled ports
GB2193252A (en) * 1986-08-01 1988-02-03 Orbital Eng Pty Fuel spray penetration into i.c. engine combustion chambers

Also Published As

Publication number Publication date
JPH02126026U (US07321065-20080122-C00020.png) 1990-10-17
GB2229771A (en) 1990-10-03
GB9006794D0 (en) 1990-05-23
US5020485A (en) 1991-06-04
DE4009429A1 (de) 1990-10-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980327