DE69701502T2 - Kolben mit geformter Kammer - Google Patents

Kolben mit geformter Kammer

Info

Publication number
DE69701502T2
DE69701502T2 DE69701502T DE69701502T DE69701502T2 DE 69701502 T2 DE69701502 T2 DE 69701502T2 DE 69701502 T DE69701502 T DE 69701502T DE 69701502 T DE69701502 T DE 69701502T DE 69701502 T2 DE69701502 T2 DE 69701502T2
Authority
DE
Germany
Prior art keywords
shaped chamber
chamber piston
piston
shaped
chamber
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 - Lifetime
Application number
DE69701502T
Other languages
English (en)
Other versions
DE69701502D1 (de
Inventor
Budhadeb Mahakul
David A Bolis
George E Crane
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.)
Cummins Inc
Original Assignee
Cummins Engine Co Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25087622&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69701502(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cummins Engine Co Inc filed Critical Cummins Engine Co Inc
Application granted granted Critical
Publication of DE69701502D1 publication Critical patent/DE69701502D1/de
Publication of DE69701502T2 publication Critical patent/DE69701502T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0669—Details related to the fuel injector or the fuel spray having multiple fuel spray jets per injector nozzle
    • 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
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0696—W-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder wall
    • 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
    • F02B2275/14—Direct injection into 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
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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
    • F02F2001/247—Arrangement of valve stems in cylinder heads the valve stems being orientated in parallel with the cylinder axis
    • 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)
DE69701502T 1996-12-19 1997-12-11 Kolben mit geformter Kammer Expired - Lifetime DE69701502T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/770,145 US5868112A (en) 1996-12-19 1996-12-19 Deep angle injection nozzle and piston having complementary combustion bowl

Publications (2)

Publication Number Publication Date
DE69701502D1 DE69701502D1 (de) 2000-04-27
DE69701502T2 true DE69701502T2 (de) 2000-12-21

Family

ID=25087622

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69701502T Expired - Lifetime DE69701502T2 (de) 1996-12-19 1997-12-11 Kolben mit geformter Kammer

Country Status (4)

Country Link
US (1) US5868112A (de)
EP (1) EP0849448B1 (de)
JP (1) JPH10184365A (de)
DE (1) DE69701502T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010050662A1 (de) 2010-11-09 2012-05-10 Festo Ag & Co. Kg Steuerkopf für ein fluidisch ansteuerbares Ventil

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6318308B1 (en) * 1998-11-16 2001-11-20 General Electric Company Increased compression ratio diesel engine assembly for retarded fuel injection timing
DE19916485C2 (de) * 1999-04-13 2001-10-31 Daimler Chrysler Ag Verfahren zum Betrieb einer Hubkolbenbrennkraftmaschine
DE10012969B4 (de) * 2000-03-16 2008-06-19 Daimler Ag Einspritzdüse und ein Verfahren zur Bildung eines Kraftstoff-Luftgemischs
FR2818324B1 (fr) 2000-12-20 2003-05-16 Inst Francais Du Petrole Moteur a injection directe, pourvu d'un injecteur a faible angle de nappe
FR2818325B1 (fr) 2001-07-30 2006-02-03 Inst Francais Du Petrole Moteur a injection directe pourvu d'un faible angle de nappe et procedes permettant d'utiliser un tel moteur
EP1217186B1 (de) 2000-12-20 2015-07-29 Institut Français du Pétrole Direkteinspritzbrennkraftmaschine mit kleinem Sprühwinkel und Verfahren zu ihrer Verwendung
US6536404B2 (en) 2001-07-23 2003-03-25 International Engine Intellectual Property Company, L.L.C. Piston having combustion chamber defined in the crown
US6513476B1 (en) 2001-08-20 2003-02-04 International Engine Inellectual Property Company, L.L.C. Piston having combustion chamber defined in the crown
US6732702B2 (en) 2002-01-23 2004-05-11 International Engine Intellectual Property Company, Llc Combustion chamber
US6637402B2 (en) 2001-08-06 2003-10-28 International Engine Intellectual Property Company, Llc Piston having combustion chamber defined in the crown
US6601561B1 (en) 2002-01-30 2003-08-05 International Engine Intellectual Property Company, Llc Combustion chamber
FR2827913B1 (fr) 2001-07-27 2003-09-19 Inst Francais Du Petrole Procede de controle de l'injection d'un carburant pour un moteur a combustion interne a injection directe
JP4686942B2 (ja) * 2001-09-07 2011-05-25 いすゞ自動車株式会社 直接噴射式ディーゼルエンジン
FR2839114B1 (fr) 2002-04-24 2004-07-30 Renault Sa Chambre de combustion de moteur multicylindre a allumage par compression, notamment de type diesel a injection directe, et moteur associe
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
US8276563B2 (en) * 2002-06-28 2012-10-02 Cummins, Inc. Internal combustion engine piston
JP3735594B2 (ja) * 2002-06-28 2006-01-18 株式会社東芝 光ディスク装置と光ディスク装置の待機方法
US7199088B2 (en) 2002-07-01 2007-04-03 Shell Oil Company Lubricating oil for a diesel powered engine and method of operating a diesel powered engine
US6705273B1 (en) 2002-09-30 2004-03-16 International Engine Intellectual Property Company, Llc Combustion chamber
US6868817B2 (en) * 2002-12-13 2005-03-22 International Engine Intellectual Property Company, Llc Simplified combustion chamber
FR2849901B1 (fr) 2003-01-13 2005-03-11 Renault Sa Cylindre pour moteur a combustion interne et allumage par compression et moteur comprenant un tel cylindre
US6955165B2 (en) 2003-03-13 2005-10-18 International Engine Intellectual Property Company, Llc Three-reentrancy combustion chamber
US6945210B2 (en) * 2003-09-29 2005-09-20 International Engine Intellectual Property Company, Llc Combustion chamber with one concave surface and three convex surfaces
US6935301B2 (en) * 2003-12-01 2005-08-30 International Engine Intellectual Property Company, Llc Combustion chamber
US7370627B2 (en) * 2004-03-01 2008-05-13 Electro-Motive Diesel, Inc. Optimized low emission two-stroke internal combustion diesel engine
FR2868480B1 (fr) 2004-04-02 2008-05-02 Peugeot Citroen Automobiles Sa Moteur a combustion interne a injection directe
JP4384945B2 (ja) * 2004-07-09 2009-12-16 ヤンマー株式会社 直噴式ディーゼル機関の燃焼室形状
DE102004045634A1 (de) * 2004-09-21 2006-04-06 Daimlerchrysler Ag Brennkraftmaschine
US6997158B1 (en) 2004-10-07 2006-02-14 International Engine Intellectual Property Company, Llc Diesel combustion chamber
US7484494B2 (en) * 2006-01-27 2009-02-03 Gm Global Technology Operations, Inc. Method and apparatus for a spark-ignited direct injection engine
US7918206B2 (en) * 2006-12-28 2011-04-05 Volvo Lastvagnar Ab Device for reducing soot emissions in a vehicle combustion engine
FR2912184B1 (fr) * 2007-02-02 2012-10-26 Peugeot Citroen Automobiles Sa Moteur a combustion interne a injection directe
FR2921439A3 (fr) * 2007-09-20 2009-03-27 Renault Sas Moteur a jets d'injection multiples
ES2500190T3 (es) * 2007-10-30 2014-09-30 Volvo Lastvagnar Ab Dispositivo para reducir emisiones en un vehículo de motor de combustión
FR2925605A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique suralimente a injection directe
FR2925601A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique
FR2927121B1 (fr) * 2008-02-06 2010-02-12 Renault Sas Moteur a combustion interne comportant un bol de combustion a double cavite pour un injecteur ultrasonore
FR2927120B1 (fr) * 2008-02-06 2010-02-12 Renault Sas Moteur a combustion interne comportant un bol de combustion pour un injecteur de type ultrasonore
FI121089B (fi) * 2008-05-19 2010-06-30 Waertsilae Finland Oy Puristussytytteinen polttomoottori ja menetelmä polttomoottorin käyttämiseksi
US8146563B2 (en) * 2008-09-24 2012-04-03 Deere & Company Internal combustion engine with high squish piston
US20100108044A1 (en) * 2008-11-06 2010-05-06 International Engine Intellectual Property Company, Llc Combustion Chamber with Double Convex Surfaces and Double Concave Surfaces
US8468998B2 (en) * 2010-04-01 2013-06-25 GM Global Technology Operations LLC Engine having fuel injection induced combustion chamber mixing
US9234451B2 (en) * 2010-04-20 2016-01-12 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
US8978621B2 (en) * 2010-04-20 2015-03-17 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
WO2012058280A2 (en) * 2010-10-26 2012-05-03 Delphi Technologies, Inc. High-efficiency internal combustion engine and method for operating employing full-time low-temperature partially-premixed compression ignition with low emissions
US8813713B2 (en) 2010-12-22 2014-08-26 Caterpillar Inc. Piston with cylindrical wall
WO2012125961A1 (en) * 2011-03-17 2012-09-20 Cummins Intellectual Property, Inc. Piston for internal combustion engine
KR101262577B1 (ko) * 2011-07-18 2013-05-08 현대자동차주식회사 디젤엔진 피스톤
US20130319372A1 (en) * 2012-06-04 2013-12-05 Caterpillar, Inc. Internal Combustion Engine Having Piston Configured For Reduced Particulate Emissions, And Method
US9228531B2 (en) 2013-05-13 2016-01-05 Caterpillar Inc. Piston having combustion bowl and engine using same
US20150020765A1 (en) * 2013-07-18 2015-01-22 Electro-Motive Diesel, Inc. Combustion bowl of piston
US9429101B2 (en) * 2013-08-21 2016-08-30 Caterpillar Inc. Combustion engine piston and engine using same
US9695723B2 (en) * 2014-01-15 2017-07-04 General Electric Company Combustion system including a piston crown and fuel injector
JP5962835B1 (ja) * 2015-10-30 2016-08-03 いすゞ自動車株式会社 エンジンのピストン
WO2017108103A1 (en) * 2015-12-22 2017-06-29 Volvo Truck Corporation A piston crown for a piston in an internal combustion arrangement
KR102463469B1 (ko) * 2017-10-17 2022-11-04 현대자동차주식회사 리엔트랜트 연소실을 갖춘 디젤엔진
US20200165963A1 (en) * 2018-11-26 2020-05-28 Caterpillar Inc. Piston for compression-ignition engine having antebowl and engine operating strategy utilizing same
US11415041B2 (en) * 2019-09-16 2022-08-16 Woodward, Inc. Flame triggered and controlled volumetric ignition
US11371466B2 (en) 2019-12-17 2022-06-28 Caterpillar Inc. Piston for internal combustion engine having valve pocket step for slowing combustion gas flow

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1865841A (en) * 1930-03-06 1932-07-05 Oil Engine Dev Company Oil engine
GB465656A (en) * 1935-11-16 1937-05-11 British Thomson Houston Co Ltd Improvements in and relating to lubricating systems for shaft bearings
DE713637C (de) * 1938-05-08 1941-11-12 Osnabruecker Kupfer U Drahtwer Fernsprechkabel mit einer aus nicht magnetischem Material bestehenden wendelfoermig angeordneten Stuetzkonstruktion
US2709992A (en) * 1952-03-07 1955-06-07 Ferro Machine And Foundry Inc Piston and combustion chamber construction for compression ignition engine
DE967269C (de) * 1953-01-25 1959-03-26 Maschf Augsburg Nuernberg Ag Luftverdichtende Brennkraftmaschine mit Einspritzung des Brennstoffes
FR1217467A (fr) * 1958-03-15 1960-05-04 Daimler Benz Ag Chambre de combustion sur piston pour moteurs à combustion interne à injection à auto-allumage et à compression d'air
US3020900A (en) * 1958-03-15 1962-02-13 Daimler Benz Ag Combustion chamber for compression ignition, injection-type internal combustion engines
DE1301657B (de) * 1966-10-26 1969-08-21 Sulzer Ag Kolben fuer eine Brennkraftmaschine mit einer drehbaren Lagerung des Kolbens
US3508531A (en) * 1968-05-31 1970-04-28 Int Harvester Co Arrangement of cylinder and piston in engine
US3805677A (en) * 1972-03-01 1974-04-23 Trw Inc Two-piece oil-cooled piston with thermal expansion control
AU503148B2 (en) * 1975-06-16 1979-08-23 Cummins Engine Company, Inc Piston with flexible heat dam
US4056044A (en) * 1975-11-12 1977-11-01 Caterpillar Tractor Co. Oil cooled piston
US4242948A (en) * 1977-12-16 1981-01-06 Cummins Engine Company, Inc. Insulated composite piston
US4180027A (en) * 1977-07-20 1979-12-25 Mack Trucks, Inc. Two-piece oil-cooled piston
US4286505A (en) * 1979-04-23 1981-09-01 Caterpillar Tractor Co. Oil cooled piston
JPS56106022A (en) * 1980-01-26 1981-08-24 Hino Motors Ltd Combustion chamber for direct-injection type diesel engine
JPS5831464B2 (ja) * 1980-04-30 1983-07-06 川崎重工業株式会社 内燃機関のピストン構造
JPS575546A (en) * 1980-06-12 1982-01-12 Komatsu Ltd Fuel injector
DD158806A1 (de) * 1981-03-17 1983-02-02 Edgar Presia Schaftkoerper fuer waermedichten kolben
US4377967A (en) * 1981-03-27 1983-03-29 Mack Trucks, Inc. Two-piece piston assembly
CA1179906A (en) * 1981-08-10 1984-12-27 Gary A. Labouff Piston pin with reinforcing insert
SU1107870A1 (ru) * 1982-07-26 1984-08-15 Институт Прикладной Физики Ан Мсср Генератор биологически активных сред
JPS59155551A (ja) * 1983-02-25 1984-09-04 Mitsubishi Heavy Ind Ltd セラミツクス組込型エンジンピストン及びその製造方法
JPS60135651A (ja) * 1983-12-22 1985-07-19 Mitsubishi Heavy Ind Ltd セラミツクス組込型ピストンの製造方法
FR2575227B1 (fr) * 1984-12-20 1988-12-23 Semt Piston a structure allegee, notamment pour un moteur a combustion interne
US4759323A (en) * 1985-12-20 1988-07-26 Glotur Trust Reg. Combustion engine with one or more "squish" spaces between the piston and the cylinder head
WO1988001017A1 (fr) * 1986-08-01 1988-02-11 Elsbett L Partie superieure de piston a palier d'appui incorpore soutenant l'axe du piston de moteurs a pistons
AT388973B (de) * 1987-08-17 1989-09-25 Avl Verbrennungskraft Messtech Kolben fuer brennkraftmaschinen
CN1015395B (zh) * 1988-02-08 1992-02-05 胡国栋 柴油机直接喷射式燃烧室装置
GB8824222D0 (en) * 1988-10-15 1988-11-23 Wellworthy Ltd Pistons
US5040454A (en) * 1988-10-21 1991-08-20 Caterpillar Inc. Piston assembly and piston member thereof having a predetermined compression height to diameter ratio
AT399912B (de) * 1989-02-15 1995-08-25 Avl Verbrennungskraft Messtech Luftverdichtende, ventilgesteuerte brennkraftmaschine
JPH02126026U (de) * 1989-03-27 1990-10-17
JPH045428A (ja) * 1990-04-23 1992-01-09 Isuzu Motors Ltd 内燃機関の燃焼室構造
JPH0431651A (ja) * 1990-05-24 1992-02-03 Yanmar Diesel Engine Co Ltd 直接噴射式内燃機関
JPH0443165A (ja) * 1990-06-08 1992-02-13 Mazda Motor Corp 車両のパワーステアリング装置
US5305720A (en) * 1992-02-28 1994-04-26 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Internal combustion engine
US5322042A (en) * 1992-06-17 1994-06-21 Sonex Research, Inc. Combustion chamber for internal combustion engine and process of combustion using fuel radical species
DE4228518A1 (de) * 1992-08-27 1994-03-03 Man Nutzfahrzeuge Ag Brennraumform für luftverdichtende, selbstzündende Brennkraftmaschinen
US5299738A (en) * 1992-09-16 1994-04-05 Cummins Engine Company, Inc. High pressure fuel injector with cushioned plunger stop
US5320075A (en) * 1993-03-10 1994-06-14 Chrysler Corporation Internal combustion engine with dual ignition for a lean burn
CN1055745C (zh) * 1993-05-06 2000-08-23 卡明斯发动机公司 带有蓄压器的结构紧凑的高性能燃油系统
JPH06346736A (ja) * 1993-06-07 1994-12-20 Isuzu Motors Ltd 直接噴射式ディーゼルエンジン
US5445323A (en) * 1993-08-23 1995-08-29 Cummins Engine Company, Inc. High pressure fuel injector including a trapped volume spill port
US5555867A (en) * 1994-09-30 1996-09-17 Cooper Cameron Corporation Swirl flow precombustion chamber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010050662A1 (de) 2010-11-09 2012-05-10 Festo Ag & Co. Kg Steuerkopf für ein fluidisch ansteuerbares Ventil

Also Published As

Publication number Publication date
JPH10184365A (ja) 1998-07-14
US5868112A (en) 1999-02-09
EP0849448A1 (de) 1998-06-24
DE69701502D1 (de) 2000-04-27
EP0849448B1 (de) 2000-03-22

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: CUMMINS INC., COLUMBUS, IND., US

8365 Fully valid after opposition proceedings