EP0406079A3 - Two-stroke engine with pneumatic injection and flow throttle in at least one transfer passage - Google Patents

Two-stroke engine with pneumatic injection and flow throttle in at least one transfer passage Download PDF

Info

Publication number
EP0406079A3
EP0406079A3 EP19900401786 EP90401786A EP0406079A3 EP 0406079 A3 EP0406079 A3 EP 0406079A3 EP 19900401786 EP19900401786 EP 19900401786 EP 90401786 A EP90401786 A EP 90401786A EP 0406079 A3 EP0406079 A3 EP 0406079A3
Authority
EP
European Patent Office
Prior art keywords
transfer passage
stroke engine
housing
cylinder
flow throttle
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.)
Granted
Application number
EP19900401786
Other languages
English (en)
Other versions
EP0406079B1 (fr
EP0406079A2 (fr
Inventor
Pierre Duret
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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to AT90401786T priority Critical patent/ATE94949T1/de
Publication of EP0406079A2 publication Critical patent/EP0406079A2/fr
Publication of EP0406079A3 publication Critical patent/EP0406079A3/fr
Application granted granted Critical
Publication of EP0406079B1 publication Critical patent/EP0406079B1/fr
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
    • 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
    • F02M69/08—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel characterised by the fuel being carried by compressed air into main stream of combustion-air
    • 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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/44—Passages conducting the charge from the pump to the engine inlet, e.g. reservoirs
    • 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
    • F02M67/00—Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type
    • F02M67/02—Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type the gas being compressed air, e.g. compressed in pumps
    • 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/20—Multi-cylinder engines with cylinders all in one line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • F02D2009/0201—Arrangements; Control features; Details thereof
    • F02D2009/0291—Throttle control device for throttle being disposed in a two-stroke engine transfer passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
EP90401786A 1989-06-28 1990-06-22 Moteurs à deux temps à injection pneumatique et à restriction de debit dans au moins un conduit de transfert Expired - Lifetime EP0406079B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT90401786T ATE94949T1 (de) 1989-06-28 1990-06-22 Zweitaktmotor mit pneumatischer einspritzung und stroemungsdrosselung in wenigstens einem ueberstroemkanal.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8908760A FR2649157A1 (fr) 1989-06-28 1989-06-28 Moteurs a deux temps a injection pneumatique et a restriction de debit dans au moins un conduit de transfert
FR8908760 1989-06-28

Publications (3)

Publication Number Publication Date
EP0406079A2 EP0406079A2 (fr) 1991-01-02
EP0406079A3 true EP0406079A3 (en) 1991-04-10
EP0406079B1 EP0406079B1 (fr) 1993-09-22

Family

ID=9383307

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90401786A Expired - Lifetime EP0406079B1 (fr) 1989-06-28 1990-06-22 Moteurs à deux temps à injection pneumatique et à restriction de debit dans au moins un conduit de transfert

Country Status (6)

Country Link
US (1) US5090363A (fr)
EP (1) EP0406079B1 (fr)
JP (1) JPH0347462A (fr)
AT (1) ATE94949T1 (fr)
DE (1) DE69003472T2 (fr)
FR (1) FR2649157A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2663081B2 (fr) * 1989-06-28 1994-07-13 Inst Francais Du Petrole Moteur a deux temps multicylindre a injection pneumatique et a restriction de debit dans ses conduits de transfert.
US5170766A (en) * 1992-01-16 1992-12-15 Orbital Walbro Corporation Fuel and air injection for multi-cylinder internal combustion engines
WO1994015080A1 (fr) * 1992-12-22 1994-07-07 Antonio Bernardini Moteur a combustion interne modifie a distribution par rotation et/ou a exploitation de la reserve d'air dans le carter
US5379732A (en) * 1993-11-12 1995-01-10 Mavinahally; Nagesh S. Continuously variable volume scavenging passage for two-stroke engines
EP0775811B1 (fr) * 1995-11-24 2001-08-22 Yamaha Hatsudoki Kabushiki Kaisha Moteur à combustion interne
US5778838A (en) * 1995-11-29 1998-07-14 Yamaha Hatsudoki Kabushiki Kaisha Fuel supply device for crankcase chamber supercharged engine
DE19716406A1 (de) * 1996-04-19 1997-10-30 Futaba Denshi Kogyo Kk Kraftstoffeinspritzvorrichtung für Modellmotoren
US6591792B2 (en) * 1999-11-12 2003-07-15 Maruyama Mfg. Co., Inc. Two-cycle engine
SE516256C2 (sv) * 2000-04-20 2001-12-10 Electrolux Ab Motorkropp och cylinder för vevhusspolad förbränningsmotor
US20110056462A1 (en) * 2009-09-04 2011-03-10 Nagesh Mavinahally Four cycle engine carburetors
US20130013171A1 (en) * 2011-07-08 2013-01-10 Fuel Concepts Of America, Inc. Automotive fuel system
US9181883B2 (en) 2013-01-18 2015-11-10 Nagesh S. Mavinahally Four cycle engine carburetors

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2211042A5 (fr) * 1972-09-29 1974-07-12 Motoren Forschungs Gmbh Et Co
EP0311499A1 (fr) * 1987-10-07 1989-04-12 Institut Français du Pétrole Moteur à deux temps à injection pneumatique et à restriction de débit à l'échappement

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US890335A (en) * 1907-03-18 1908-06-09 Philip S Claus Gas-engine.
US1022390A (en) * 1909-09-21 1912-04-02 Benjamin Siegel Internal-combustion engine.
US2254438A (en) * 1940-04-13 1941-09-02 John J Mccarthy Internal combustion engine
US3195524A (en) * 1962-07-30 1965-07-20 Outboard Marine Corp Engine
US3815558A (en) * 1972-08-07 1974-06-11 W Tenney Scavenge porting system
GB1529059A (en) * 1974-12-18 1978-10-18 Ricardo & Co Engs Ltd Transfer passages in two-stroke i.c.engines
US4185598A (en) * 1976-08-25 1980-01-29 Toyota Jidosha Kogyo Kabushiki Kaisha Internal combustion engine
GB2008191B (en) * 1977-11-18 1982-05-12 Nippon Soken Uniflow two cycle internal combustion engines and methods of operating such engines
JPS54106722A (en) * 1978-02-09 1979-08-22 Toyota Motor Corp Active thermal atmosphere two-cycle internal combustion engine
US4660514A (en) * 1980-04-21 1987-04-28 Outboard Marine Corporation Two-cycle internal combustion engine including means for varying cylinder port timing
JPS59533A (ja) * 1982-06-26 1984-01-05 Zenji Ishikawa ２サイクル機関
JPS60150429A (ja) * 1984-01-19 1985-08-08 Nippon Clean Engine Res ２サイクル内燃機関
GB2165886A (en) * 1984-10-23 1986-04-23 Ford Motor Co An inlet manifold for an i c engine
FR2575523B1 (fr) * 1984-12-28 1989-04-07 Inst Francais Du Petrole Dispositif et procede d'injection de carburant assiste par air ou gaz comprime dans un moteur
US4899698A (en) * 1987-10-30 1990-02-13 Georges Thery Combustion chamber for two-stroke reciprocating engine, and and engine making use thereof
JPH0755178B2 (ja) * 1989-05-26 1995-06-14 三洋電機株式会社 ショーケース

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2211042A5 (fr) * 1972-09-29 1974-07-12 Motoren Forschungs Gmbh Et Co
EP0311499A1 (fr) * 1987-10-07 1989-04-12 Institut Français du Pétrole Moteur à deux temps à injection pneumatique et à restriction de débit à l'échappement

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 83 (M-290)[1520], 17 avril 1984, page 29 M 290; & JP-A-59 533 (ZENJI ISHIKAWA) 05-01-1984 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 316 (M-438)[2039], 12 décembre 1985, page 35 M 438; & JP-A-60 150 429 (NIHON KURINENJIN KENKYSHO) 08-08-1985 *

Also Published As

Publication number Publication date
FR2649157A1 (fr) 1991-01-04
EP0406079B1 (fr) 1993-09-22
JPH0347462A (ja) 1991-02-28
DE69003472T2 (de) 1994-01-20
US5090363A (en) 1992-02-25
ATE94949T1 (de) 1993-10-15
FR2649157B1 (fr) 1994-04-22
EP0406079A2 (fr) 1991-01-02
DE69003472D1 (de) 1993-10-28

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