FR2656656B1 - Moteur a deux temps a injection pneumatique commandee. - Google Patents

Moteur a deux temps a injection pneumatique commandee.

Info

Publication number
FR2656656B1
FR2656656B1 FR8917483A FR8917483A FR2656656B1 FR 2656656 B1 FR2656656 B1 FR 2656656B1 FR 8917483 A FR8917483 A FR 8917483A FR 8917483 A FR8917483 A FR 8917483A FR 2656656 B1 FR2656656 B1 FR 2656656B1
Authority
FR
France
Prior art keywords
stroke engine
pneumatic injection
injection controlled
controlled
pneumatic
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 - Fee Related
Application number
FR8917483A
Other languages
English (en)
Other versions
FR2656656A1 (fr
Inventor
Jean-Pierre Maissant
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 FR8917483A priority Critical patent/FR2656656B1/fr
Priority to DE90403563T priority patent/DE69006341T2/de
Priority to EP90403563A priority patent/EP0435730B1/fr
Priority to JP2416624A priority patent/JP2925336B2/ja
Priority to US07/635,995 priority patent/US5105775A/en
Publication of FR2656656A1 publication Critical patent/FR2656656A1/fr
Application granted granted Critical
Publication of FR2656656B1 publication Critical patent/FR2656656B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
    • F02B25/26—Multi-cylinder engines other than those provided for in, or of interest apart from, groups F02B25/02 - F02B25/24
    • 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
    • F02M69/08—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
    • 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
    • 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
    • F02B2075/1804—Number of cylinders
    • F02B2075/1808—Number of cylinders 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
    • F02B2075/1804—Number of cylinders
    • F02B2075/1812—Number of cylinders three
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
FR8917483A 1989-12-29 1989-12-29 Moteur a deux temps a injection pneumatique commandee. Expired - Fee Related FR2656656B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8917483A FR2656656B1 (fr) 1989-12-29 1989-12-29 Moteur a deux temps a injection pneumatique commandee.
DE90403563T DE69006341T2 (de) 1989-12-29 1990-12-12 Zweitaktmotor mit gesteuerter pneumatischer Einspritzung.
EP90403563A EP0435730B1 (fr) 1989-12-29 1990-12-12 Moteur à deux temps à injection pneumatique commandée
JP2416624A JP2925336B2 (ja) 1989-12-29 1990-12-28 空気噴射式２サイクル機関
US07/635,995 US5105775A (en) 1989-12-29 1990-12-31 Two-stroke engine with controlled pneumatic injection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8917483A FR2656656B1 (fr) 1989-12-29 1989-12-29 Moteur a deux temps a injection pneumatique commandee.

Publications (2)

Publication Number Publication Date
FR2656656A1 FR2656656A1 (fr) 1991-07-05
FR2656656B1 true FR2656656B1 (fr) 1994-05-20

Family

ID=9389169

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8917483A Expired - Fee Related FR2656656B1 (fr) 1989-12-29 1989-12-29 Moteur a deux temps a injection pneumatique commandee.

Country Status (1)

Country Link
FR (1) FR2656656B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724415B1 (fr) * 1994-09-09 1996-12-20 Inst Francais Du Petrole Moteur deux temps a dispositif d'injection ameliore et procede d'injection associe
FR2744764B1 (fr) 1996-02-12 1998-04-17 Inst Francais Du Petrole Moteur deux temps ayant un moyen de controle du mouvement de la soupape
US6079379A (en) * 1998-04-23 2000-06-27 Design & Manufacturing Solutions, Inc. Pneumatically controlled compressed air assisted fuel injection system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1165071A (fr) * 1955-10-12 1958-10-17 Perfectionnements à l'admission des moteurs à deux temps
DE1190251B (de) * 1960-05-02 1965-04-01 Piaggio & C Societa Per Azioni Zweitaktbrennkraftmaschine mit als Drehschieber ausgebildeten Kurbelscheiben
US3289656A (en) * 1964-04-27 1966-12-06 Kiekhaefer Corp Crossfeed scavenging for multi-cylinder two cycle engines
FR2431605A1 (fr) * 1978-07-19 1980-02-15 Jaulmes Eric Perfectionnement aux moteurs a deux temps a combustion interne
FR2496757B1 (fr) * 1980-12-22 1985-07-19 Inst Francais Du Petrole Dispositif pour alimenter en melange carbure un moteur deux temps avec introduction d'air a travers le carter
FR2617240B1 (fr) * 1987-06-26 1992-10-02 Inst Francais Du Petrole Dispositif et methode d'introduction sous pression de melange carbure dans le cylindre d'un moteur

Also Published As

Publication number Publication date
FR2656656A1 (fr) 1991-07-05

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Legal Events

Date Code Title Description
ST Notification of lapse