FR2388997B1 - - Google Patents

Info

Publication number
FR2388997B1
FR2388997B1 FR7811243A FR7811243A FR2388997B1 FR 2388997 B1 FR2388997 B1 FR 2388997B1 FR 7811243 A FR7811243 A FR 7811243A FR 7811243 A FR7811243 A FR 7811243A FR 2388997 B1 FR2388997 B1 FR 2388997B1
Authority
FR
France
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
Application number
FR7811243A
Other versions
FR2388997A1 (fr
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.)
Individual
Original Assignee
Individual
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
Priority claimed from AT0307177A external-priority patent/AT369511B/de
Priority claimed from AT0026378A external-priority patent/AT375441B/de
Priority claimed from AT0179278A external-priority patent/AT378992B/de
Application filed by Individual filed Critical Individual
Publication of FR2388997A1 publication Critical patent/FR2388997A1/fr
Application granted granted Critical
Publication of FR2388997B1 publication Critical patent/FR2388997B1/fr
Granted 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
    • F02B23/0675—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 the combustion space being substantially spherical, hemispherical, ellipsoid or parabolic
    • 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
    • F02B23/0636—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 the combustion space having a substantially flat and horizontal bottom
    • 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
    • F02B23/0672—Omega-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 center axis
    • 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
    • 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
    • F02B23/0618—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 having in-cylinder means to influence the charge motion
    • F02B23/0621—Squish flow
    • 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
    • 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
FR7811243A 1977-04-29 1978-04-17 Moteur a combustion interne a compression d'air et injection directe Granted FR2388997A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0307177A AT369511B (de) 1977-04-29 1977-04-29 Luftverdichtende, direkt einspritzende brennkraftmaschine
AT0026378A AT375441B (de) 1978-01-13 1978-01-13 Luftverdichtende, direkt einspritzende ventilgesteuerte brennkraftmaschine
AT0179278A AT378992B (de) 1978-03-13 1978-03-13 Luftverdichtende, direkt einspritzende brennkraftmaschine

Publications (2)

Publication Number Publication Date
FR2388997A1 FR2388997A1 (fr) 1978-11-24
FR2388997B1 true FR2388997B1 (fr) 1982-08-27

Family

ID=27146067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7811243A Granted FR2388997A1 (fr) 1977-04-29 1978-04-17 Moteur a combustion interne a compression d'air et injection directe

Country Status (9)

Country Link
US (1) US4207843A (fr)
JP (1) JPS6037290B2 (fr)
DE (1) DE2815717A1 (fr)
ES (1) ES469258A1 (fr)
FR (1) FR2388997A1 (fr)
GB (1) GB1594889A (fr)
IT (1) IT1095257B (fr)
SE (1) SE7804765L (fr)
SU (1) SU822766A3 (fr)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5810565B2 (ja) * 1977-12-19 1983-02-26 日産自動車株式会社 複吸気路式内燃機関
DE2809914C2 (de) * 1978-03-08 1984-09-06 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Brennkraftmaschine
DE2945490A1 (de) * 1978-11-16 1980-05-22 List Hans Luftverdichtende, direkt einspritzende brennkraftmaschine
JPS55153816A (en) * 1979-05-17 1980-12-01 Yanmar Diesel Engine Co Ltd Combustion chamber of direct injection type diesel engine
DE3025943C2 (de) * 1980-07-09 1983-03-17 Daimler-Benz Ag, 7000 Stuttgart Selbstzündende Brennkraftmaschine mit einer rotationssymmetrischen Kolbenmulde
IT1171348B (it) * 1980-07-09 1987-06-10 Daimler Benz Ag Motore a combustione interna ad autoaccensione con cavita' di fistone a simmetria di rotazione
JPS6313386Y2 (fr) * 1980-09-02 1988-04-15
US4516549A (en) * 1981-08-13 1985-05-14 Massey-Ferguson-Perkins Limited Internal combustion engine
JPS5939921A (ja) * 1982-08-27 1984-03-05 Toyota Central Res & Dev Lab Inc 圧縮着火式直接噴射内燃機関
DE3245780C1 (de) * 1982-12-10 1983-12-29 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Fremdgezuendete,Iuftverdichtende Brennkraftmaschine
JPS59131922U (ja) * 1983-02-24 1984-09-04 日産自動車株式会社 直噴式デイ−ゼル機関の燃焼室
JPS59150942U (ja) * 1983-03-28 1984-10-09 日産自動車株式会社 直噴式デイ−ゼルエンジンの燃焼室
IT1158942B (it) * 1983-04-11 1987-02-25 Fiat Auto Spa Motore a combustione interna ad iniezione diretta del combustibile
GB2173254B (en) * 1984-02-15 1988-04-07 Mitsubishi Motors Corp Combustion chamber structure for diesel engines
ATA129885A (de) * 1985-05-02 1987-02-15 Steyr Daimler Puch Ag Luftverdichtende hubkolben-brennkraftmaschine
DE3632579A1 (de) * 1986-09-25 1988-04-07 Man Nutzfahrzeuge Gmbh Fremdgezuendete, luftverdichtende brennkraftmaschine
JPS63134813A (ja) * 1986-11-25 1988-06-07 Isuzu Motors Ltd 内燃機関の燃焼室
AT398606B (de) * 1986-12-12 1995-01-25 Avl Verbrennungskraft Messtech Luftverdichtende, ventilgesteuerte brennkraftmaschine
US4955338A (en) * 1988-06-16 1990-09-11 General Motors Corporation Engine and high turbulence piston therefor
US5099809A (en) * 1989-08-09 1992-03-31 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Combustion chamber for a diesel engine
IT1235590B (it) * 1989-09-07 1992-09-11 Vm Motori Spa Architettura per motori ad accensione per compressione, in particolareutilizzabile su velivoli da turismo
US5109816A (en) * 1990-04-27 1992-05-05 Toyota Jidosha Kabushiki Kaisha Direct fuel injection type spark ignition internal combustion engine
US6101989A (en) * 1996-09-26 2000-08-15 Clean Cam Technolog Systems Low emission power plant and method of making same
US6101990A (en) * 1996-09-26 2000-08-15 Clean Cam Technology Systems Low emission power plant and method of making same
EP0956440B1 (fr) * 1996-12-16 2002-11-13 Perkins Engines Company Limited Piston pour moteur a combustion interne comprenant une cuvette de combustion de type rentrant
US5970946A (en) * 1997-11-18 1999-10-26 Shea; Patrick R. Non-annular piston bowl for two-valve engines using offset injectors
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
US7597084B2 (en) * 2005-03-09 2009-10-06 Caterpillar Inc. Internal combustion engine and operating method therefor
DE102005054071A1 (de) * 2005-11-12 2007-05-16 Daimler Chrysler Ag Kolben für eine Brennkraftmaschine
DE102005060547A1 (de) * 2005-12-17 2007-06-28 Mahle International Gmbh Kolben für einen Verbrennungsmotor und Verfahren zu seiner Herstellung
FR2925604A1 (fr) * 2007-12-19 2009-06-26 Renault Sas Chambre de combustion pour moteur thermique a injection directe suralimente
JP4732505B2 (ja) * 2008-04-23 2011-07-27 本田技研工業株式会社 燃料直噴エンジン
US8051830B2 (en) * 2009-08-04 2011-11-08 Taylor Jack R Two-stroke uniflow turbo-compound internal combustion engine
US8561581B2 (en) 2009-08-04 2013-10-22 Jack R. Taylor Two-stroke uniflow turbo-compound internal combustion engine
US8978621B2 (en) * 2010-04-20 2015-03-17 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
US9234451B2 (en) * 2010-04-20 2016-01-12 Caterpillar Inc. Piston having combustion bowl shaped to balance combustion efficiency and emission properties
WO2012082682A2 (fr) 2010-12-14 2012-06-21 Taylor Jack R Moteur à combustion interne à pleine détente
US8973539B2 (en) 2010-12-14 2015-03-10 Jack R. Taylor Full expansion internal combustion engine
CN103998740B (zh) * 2011-12-16 2016-10-12 丰田自动车株式会社 内燃机的燃烧室结构
US20160102596A1 (en) * 2014-10-08 2016-04-14 Mahle Industries, Incorporated Piston crown cooling feature for diesel engines
JP6485489B2 (ja) * 2017-05-23 2019-03-20 マツダ株式会社 エンジンの制御装置及びエンジンの制御方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE481868C (de) * 1929-08-31 Ceskomoravska Kolben Akt Ges Zweiteiliger Kolben mit Verbrennungsraum fuer Brennkraftmaschinen
FR634353A (fr) * 1926-05-18 1928-02-16 Ceskomoravska Kolben Moteur à combustion interne et à injection
DE696077C (de) * 1937-04-23 1940-09-10 Saurer Ag Adolph Einspritzbrennkraftmaschine mit um die Zylinderachse kreisender Luftladung
CH298624A (de) * 1949-09-13 1954-05-15 E Witzky Julius Brennkraftmaschine mit Kompressionszündung.
US2870754A (en) * 1951-05-03 1959-01-27 Lister & Co Ltd R A Internal combustion engine with piston having combustion cavity in its head
US2828724A (en) * 1953-10-08 1958-04-01 Schweizerische Lokomotiv Internal combustion engines of the injection type
CH337682A (de) * 1954-08-06 1959-04-15 Maschf Augsburg Nuernberg Ag Brennkraftmaschine, insbesondere Dieselmotor, mit ausserhalb des Zylinderraumes liegendem Brennraum
FR1288819A (fr) * 1961-02-14 1962-03-30 Piston perfectionné
US3083700A (en) * 1961-12-08 1963-04-02 Paul D Madak Internal combustion engine construction
GB1187787A (en) * 1967-08-24 1970-04-15 Wissenschaftlich Techniches Ze Improvements in or relating to Internal Combustion Engines
DE2038048C3 (de) * 1970-07-31 1975-06-19 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Luftverdichtende, direkteinspritzende Brennkraftmaschine
DE2525770A1 (de) * 1975-06-10 1976-12-23 Maschf Augsburg Nuernberg Ag Luftverdichtende, direkt einspritzende brennkraftmaschine

Also Published As

Publication number Publication date
IT1095257B (it) 1985-08-10
JPS53136111A (en) 1978-11-28
IT7822785A0 (it) 1978-04-27
ES469258A1 (es) 1979-01-01
SE7804765L (sv) 1978-10-30
US4207843A (en) 1980-06-17
DE2815717A1 (de) 1978-11-02
GB1594889A (en) 1981-08-05
JPS6037290B2 (ja) 1985-08-26
SU822766A3 (ru) 1981-04-15
FR2388997A1 (fr) 1978-11-24

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Legal Events

Date Code Title Description
ST Notification of lapse