FR2707343B1 - Two-cycle internal combustion engine. - Google Patents

Two-cycle internal combustion engine.

Info

Publication number
FR2707343B1
FR2707343B1 FR9308251A FR9308251A FR2707343B1 FR 2707343 B1 FR2707343 B1 FR 2707343B1 FR 9308251 A FR9308251 A FR 9308251A FR 9308251 A FR9308251 A FR 9308251A FR 2707343 B1 FR2707343 B1 FR 2707343B1
Authority
FR
France
Prior art keywords
combustion engine
internal combustion
cycle internal
cycle
engine
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
FR9308251A
Other languages
French (fr)
Other versions
FR2707343A1 (en
Inventor
Demazure Christian
Garro Denis
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 Peugeot SA
Automobiles Citroen SA
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Automobiles Peugeot SA
Automobiles Citroen SA
Renault SAS
Regie Nationale des Usines Renault
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 Peugeot SA, Automobiles Citroen SA, Renault SAS, Regie Nationale des Usines Renault filed Critical Automobiles Peugeot SA
Priority to FR9308251A priority Critical patent/FR2707343B1/en
Priority to EP94110468A priority patent/EP0637679A1/en
Publication of FR2707343A1 publication Critical patent/FR2707343A1/en
Application granted granted Critical
Publication of FR2707343B1 publication Critical patent/FR2707343B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Silencers (AREA)
  • Exhaust Gas After Treatment (AREA)
FR9308251A 1993-07-06 1993-07-06 Two-cycle internal combustion engine. Expired - Fee Related FR2707343B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9308251A FR2707343B1 (en) 1993-07-06 1993-07-06 Two-cycle internal combustion engine.
EP94110468A EP0637679A1 (en) 1993-07-06 1994-07-05 Two strobe engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9308251A FR2707343B1 (en) 1993-07-06 1993-07-06 Two-cycle internal combustion engine.

Publications (2)

Publication Number Publication Date
FR2707343A1 FR2707343A1 (en) 1995-01-13
FR2707343B1 true FR2707343B1 (en) 1995-08-25

Family

ID=9448948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9308251A Expired - Fee Related FR2707343B1 (en) 1993-07-06 1993-07-06 Two-cycle internal combustion engine.

Country Status (2)

Country Link
EP (1) EP0637679A1 (en)
FR (1) FR2707343B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2103524C1 (en) * 1996-07-11 1998-01-27 Геня Те Two-stroke internal combustion engine and method of its operation
US6158215A (en) * 1998-11-12 2000-12-12 Polaris Industries Inc. Varible exhaust resonance chamber valve system for two-cycle engines
DE102004031617A1 (en) * 2004-06-30 2006-01-26 Bayerische Motoren Werke Ag Shifting slide for exhaust gas system of internal combustion engine has precatalytic converter, main catalytic converter, whereby slide simultaneously increases intermediate exhaust gas conduits, connecting slide and catalytic converters
EP3486449B1 (en) 2016-01-31 2021-12-08 BRP-Rotax GmbH & Co. KG Method for cleaning an exhaust valve of a two-stroke internal combustion engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202297A (en) * 1977-06-22 1980-05-13 Yamaha Hatsudoki Kabushiki Kaisha Two-stroke engine having variable exhaust port timing
JPS59218331A (en) * 1983-05-27 1984-12-08 Yamaha Motor Co Ltd Exhaust device of 2-cycle engine
DE3432047C2 (en) * 1983-09-19 1993-11-04 Suzuki Motor Co TWO-STROKE MACHINE
FR2589519B1 (en) * 1985-10-31 1990-08-31 Renault Bernard QUICK-CLOSING ROTARY EXHAUST VALVE
FR2608677B1 (en) * 1986-12-19 1989-04-28 Inst Francais Du Petrole DEVICE AND METHOD FOR QUICK PRIMING OF AN OXIDATION CATALYST FOR A TWO-STROKE ENGINE
CA1336413C (en) * 1987-10-26 1995-07-25 Mark Lear Two stroke cycle internal combustion engines
US4969329A (en) * 1989-05-05 1990-11-13 General Motors Corporation Two cycle engine with exhaust emission control
JPH0378528A (en) * 1989-08-18 1991-04-03 Nissan Motor Co Ltd Two-stroke internal combustion engine
FR2688540B1 (en) * 1992-03-10 1995-07-21 Inst Francais Du Petrole EXHAUST LINE WITH CATALYST FOR TWO-STAGE INTERNAL COMBUSTION ENGINES AND METHOD FOR TREATING EXHAUST GAS COMPRISING SUCH A LINE.

Also Published As

Publication number Publication date
EP0637679A1 (en) 1995-02-08
FR2707343A1 (en) 1995-01-13

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Legal Events

Date Code Title Description
TQ Partial transmission of property
ST Notification of lapse