CA1087051A - Four stroke engine with two valves per cylinder - Google Patents

Four stroke engine with two valves per cylinder

Info

Publication number
CA1087051A
CA1087051A CA277,209A CA277209A CA1087051A CA 1087051 A CA1087051 A CA 1087051A CA 277209 A CA277209 A CA 277209A CA 1087051 A CA1087051 A CA 1087051A
Authority
CA
Canada
Prior art keywords
cylinder
injector
chamber
head
axis
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
Application number
CA277,209A
Other languages
English (en)
French (fr)
Inventor
Jean-Louis Froment
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.)
Automobiles M Berliet SA
Original Assignee
Automobiles M Berliet SA
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 Automobiles M Berliet SA filed Critical Automobiles M Berliet SA
Application granted granted Critical
Publication of CA1087051A publication Critical patent/CA1087051A/en
Expired 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
    • 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
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • 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
    • F02B23/066—Details related to the fuel injector or the fuel spray the injector being located substantially off-set from the cylinder centre 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
    • 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

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)
CA277,209A 1976-04-28 1977-04-28 Four stroke engine with two valves per cylinder Expired CA1087051A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7613462A FR2349745A1 (fr) 1976-04-28 1976-04-28 Moteur diesel a quatre temps et a injection directe, avec injecteur excentre
FR7613462 1976-04-28

Publications (1)

Publication Number Publication Date
CA1087051A true CA1087051A (en) 1980-10-07

Family

ID=9172729

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,209A Expired CA1087051A (en) 1976-04-28 1977-04-28 Four stroke engine with two valves per cylinder

Country Status (13)

Country Link
JP (2) JPS52142109A (enrdf_load_stackoverflow)
BE (1) BE853793A (enrdf_load_stackoverflow)
CA (1) CA1087051A (enrdf_load_stackoverflow)
DE (1) DE2717694A1 (enrdf_load_stackoverflow)
ES (1) ES458170A1 (enrdf_load_stackoverflow)
FR (1) FR2349745A1 (enrdf_load_stackoverflow)
GB (1) GB1578457A (enrdf_load_stackoverflow)
IT (1) IT1077533B (enrdf_load_stackoverflow)
LU (1) LU77198A1 (enrdf_load_stackoverflow)
NL (1) NL7704528A (enrdf_load_stackoverflow)
PL (1) PL112363B1 (enrdf_load_stackoverflow)
PT (1) PT66427B (enrdf_load_stackoverflow)
SE (1) SE7704858L (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS582423A (ja) * 1981-06-29 1983-01-08 Nissan Motor Co Ltd 直接噴射式デイゼルエンジン
JPS59172226U (ja) * 1983-05-04 1984-11-17 日産自動車株式会社 直接噴射式デイ−ゼル機関

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB852984A (en) * 1958-01-02 1960-11-02 Daimler Benz Ag Improvements relating to diesel engines with multi-jet injection
CH420723A (de) * 1963-02-28 1966-09-15 Tatra Np Einspritzbrennkraftmaschine mit einer Mehrlochdüse
DE1260858B (de) * 1964-04-30 1968-02-08 Daimler Benz Ag Brennkraftmaschine mit direkter Kraftstoffeinspritzung

Also Published As

Publication number Publication date
ES458170A1 (es) 1978-11-01
LU77198A1 (enrdf_load_stackoverflow) 1977-08-17
FR2349745B1 (enrdf_load_stackoverflow) 1981-08-21
GB1578457A (en) 1980-11-05
PL112363B1 (en) 1980-10-31
PT66427A (fr) 1977-05-01
JPS52142109A (en) 1977-11-26
SE7704858L (sv) 1977-10-29
IT1077533B (it) 1985-05-04
NL7704528A (nl) 1977-11-01
FR2349745A1 (fr) 1977-11-25
PT66427B (fr) 1978-09-20
DE2717694A1 (de) 1977-11-10
JPS6163436U (enrdf_load_stackoverflow) 1986-04-30
BE853793A (fr) 1977-08-16

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Legal Events

Date Code Title Description
MKEX Expiry