GB2199617A - Low-pressure fuel injection into a two-stroke engine - Google Patents

Low-pressure fuel injection into a two-stroke engine Download PDF

Info

Publication number
GB2199617A
GB2199617A GB08800359A GB8800359A GB2199617A GB 2199617 A GB2199617 A GB 2199617A GB 08800359 A GB08800359 A GB 08800359A GB 8800359 A GB8800359 A GB 8800359A GB 2199617 A GB2199617 A GB 2199617A
Authority
GB
United Kingdom
Prior art keywords
fuel
injection
engine
stroke
injector
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
GB08800359A
Other languages
English (en)
Other versions
GB8800359D0 (en
Inventor
Marco Nuti
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.)
Piaggio and C SpA
Original Assignee
Piaggio and C SpA
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 Piaggio and C SpA filed Critical Piaggio and C SpA
Publication of GB8800359D0 publication Critical patent/GB8800359D0/en
Publication of GB2199617A publication Critical patent/GB2199617A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/10—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel peculiar to scavenged two-stroke engines, e.g. injecting into crankcase-pump 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
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/02—Engines with reciprocating-piston pumps; Engines with crankcase pumps
    • F02B33/04—Engines with reciprocating-piston pumps; Engines with crankcase pumps with simple crankcase pumps, i.e. with the rear face of a non-stepped working piston acting as sole pumping member in co-operation with the crankcase
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/04—Injectors peculiar thereto
    • F02M69/042—Positioning of injectors with respect to engine, e.g. in the air intake conduit
    • F02M69/045—Positioning of injectors with respect to engine, e.g. in the air intake conduit for injecting into the 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
    • 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
    • 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)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
GB08800359A 1987-01-09 1988-01-08 Low-pressure fuel injection into a two-stroke engine Pending GB2199617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8719033A IT1215330B (it) 1987-01-09 1987-01-09 Apparato per l'iniezione dicombustibile a bassa pressione in un motore a due tempi.

Publications (2)

Publication Number Publication Date
GB8800359D0 GB8800359D0 (en) 1988-02-10
GB2199617A true GB2199617A (en) 1988-07-13

Family

ID=11153980

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08800359A Pending GB2199617A (en) 1987-01-09 1988-01-08 Low-pressure fuel injection into a two-stroke engine

Country Status (5)

Country Link
DE (1) DE3744609A1 (enrdf_load_stackoverflow)
FR (1) FR2609504A1 (enrdf_load_stackoverflow)
GB (1) GB2199617A (enrdf_load_stackoverflow)
IN (1) IN168162B (enrdf_load_stackoverflow)
IT (1) IT1215330B (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0661431A3 (en) * 1993-12-28 1995-09-20 Yamaha Motor Co Ltd Method for supplying air and for injecting fuel into a combustion chamber of an internal combustion engine, in particular a two-stroke internal combustion engine, and internal combustion engine.
EP0742366A1 (en) * 1995-05-12 1996-11-13 Yamaha Hatsudoki Kabushiki Kaisha Internal combustion engine
WO2010063048A1 (de) * 2008-12-02 2010-06-10 Kirchberger, Roland Zweitakt-verbrennungsmotor
EP2423484A1 (de) * 2010-08-27 2012-02-29 FORMTECH Technologies GmbH Zweitakt Verbrennungsmotor

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0240041A (ja) * 1988-07-29 1990-02-08 Fuji Heavy Ind Ltd ２サイクル直噴エンジンの燃料噴射制御装置
JPH0240042A (ja) * 1988-07-29 1990-02-08 Fuji Heavy Ind Ltd ２サイクル直噴エンジンの燃料噴射制御装置
DE19922217A1 (de) 1999-05-14 2000-11-23 Andreas Mozzi Abgasarmer Verbrennungsmotor
US6691649B2 (en) 2000-07-19 2004-02-17 Bombardier-Rotax Gmbh Fuel injection system for a two-stroke engine
DE10140797A1 (de) * 2001-08-20 2003-07-31 Bosch Gmbh Robert Ausgleichselement für ein Brennstoffeinspritzventil
AT503127B1 (de) * 2006-03-21 2007-08-15 Kirchberger Roland Dipl Ing Dr Zweitakt-verbrennungsmotor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB723972A (en) * 1950-05-22 1955-02-16 Gutbrod Motorenbau Gmbh An improved two-stroke cycle direct injection internal combustion engine
GB1270002A (en) * 1968-07-17 1972-04-12 Politechnika Krakowska Katedra Spark-ignition, internal combustion engines and method of stratifying the fuel charge in such engines
GB1353288A (en) * 1971-10-19 1974-05-15 Motobecane Ateliers Two-stroke engine
GB2027941A (en) * 1978-07-13 1980-02-27 Mikuni Kogyo Kk A fuel injection carburation system for an internal combustion engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE947032C (de) * 1943-09-28 1956-08-09 Daimler Benz Ag Gemischverdichtende Zweitakt-Brennkraftmaschine mit Kurbelkastenpumpe
NL7107278A (enrdf_load_stackoverflow) * 1970-05-29 1971-12-01
JPS59158328A (ja) * 1983-02-26 1984-09-07 Nissan Motor Co Ltd 内燃機関

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB723972A (en) * 1950-05-22 1955-02-16 Gutbrod Motorenbau Gmbh An improved two-stroke cycle direct injection internal combustion engine
GB1270002A (en) * 1968-07-17 1972-04-12 Politechnika Krakowska Katedra Spark-ignition, internal combustion engines and method of stratifying the fuel charge in such engines
GB1353288A (en) * 1971-10-19 1974-05-15 Motobecane Ateliers Two-stroke engine
GB2027941A (en) * 1978-07-13 1980-02-27 Mikuni Kogyo Kk A fuel injection carburation system for an internal combustion engine

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0661431A3 (en) * 1993-12-28 1995-09-20 Yamaha Motor Co Ltd Method for supplying air and for injecting fuel into a combustion chamber of an internal combustion engine, in particular a two-stroke internal combustion engine, and internal combustion engine.
US5553579A (en) * 1993-12-28 1996-09-10 Yamaha Hatsudoki Kabushiki Kaisha Fuel injection system for two-cycle engine
EP0742366A1 (en) * 1995-05-12 1996-11-13 Yamaha Hatsudoki Kabushiki Kaisha Internal combustion engine
US5775289A (en) * 1995-05-12 1998-07-07 Yamaha Hatsudoki Kabushiki Kaisha Direct cylinder fuel injected engine
WO2010063048A1 (de) * 2008-12-02 2010-06-10 Kirchberger, Roland Zweitakt-verbrennungsmotor
EP2423484A1 (de) * 2010-08-27 2012-02-29 FORMTECH Technologies GmbH Zweitakt Verbrennungsmotor

Also Published As

Publication number Publication date
FR2609504A1 (fr) 1988-07-15
DE3744609A1 (de) 1988-07-21
GB8800359D0 (en) 1988-02-10
IT8719033A0 (it) 1987-01-09
IT1215330B (it) 1990-02-08
IN168162B (enrdf_load_stackoverflow) 1991-02-16

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