FR2503258A1 - Dispositif d'echappement d'un moteur a combustion interne a deux temps - Google Patents

Dispositif d'echappement d'un moteur a combustion interne a deux temps Download PDF

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Publication number
FR2503258A1
FR2503258A1 FR8205802A FR8205802A FR2503258A1 FR 2503258 A1 FR2503258 A1 FR 2503258A1 FR 8205802 A FR8205802 A FR 8205802A FR 8205802 A FR8205802 A FR 8205802A FR 2503258 A1 FR2503258 A1 FR 2503258A1
Authority
FR
France
Prior art keywords
exhaust
passages
main passage
cylinder
passage
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
FR8205802A
Other languages
English (en)
French (fr)
Other versions
FR2503258B3 (enrdf_load_stackoverflow
Inventor
Jan Krivka
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.)
Jawa NP
Original Assignee
Jawa NP
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 Jawa NP filed Critical Jawa NP
Publication of FR2503258A1 publication Critical patent/FR2503258A1/fr
Application granted granted Critical
Publication of FR2503258B3 publication Critical patent/FR2503258B3/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/028—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation for two-stroke engines
    • F02D13/0284—Variable control of exhaust valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L5/00—Slide valve-gear or valve-arrangements
    • F01L5/04—Slide valve-gear or valve-arrangements with cylindrical, sleeve, or part-annularly shaped valves
    • F01L5/06—Slide valve-gear or valve-arrangements with cylindrical, sleeve, or part-annularly shaped valves surrounding working cylinder or piston
    • 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
    • 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
    • F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits
    • 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
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/12—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders
    • F02F1/22—Other cylinders characterised by having ports in cylinder wall for scavenging or charging
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Silencers (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Characterised By The Charging Evacuation (AREA)
FR8205802A 1981-04-03 1982-04-02 Dispositif d'echappement d'un moteur a combustion interne a deux temps Granted FR2503258A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS812535A CS225088B1 (en) 1981-04-03 1981-04-03 The exhaust of two-stroke internal combustion engine

Publications (2)

Publication Number Publication Date
FR2503258A1 true FR2503258A1 (fr) 1982-10-08
FR2503258B3 FR2503258B3 (enrdf_load_stackoverflow) 1984-02-17

Family

ID=5362756

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8205802A Granted FR2503258A1 (fr) 1981-04-03 1982-04-02 Dispositif d'echappement d'un moteur a combustion interne a deux temps

Country Status (6)

Country Link
JP (1) JPS57210124A (enrdf_load_stackoverflow)
CS (1) CS225088B1 (enrdf_load_stackoverflow)
DE (1) DE3212422A1 (enrdf_load_stackoverflow)
ES (1) ES8304263A1 (enrdf_load_stackoverflow)
FR (1) FR2503258A1 (enrdf_load_stackoverflow)
IT (1) IT1150738B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141650A3 (en) * 1983-11-02 1987-01-28 Kawasaki Jukogyo Kabushiki Kaisha Exhaust port system
EP0165655B1 (en) * 1984-05-23 1990-08-08 Kawasaki Jukogyo Kabushiki Kaisha Exhaust control system for two-cycle engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2447586A1 (de) * 1974-10-05 1976-04-08 Fichtel & Sachs Ag Zweitakt-brennkraftmaschine
JPS555711U (enrdf_load_stackoverflow) * 1978-06-28 1980-01-16

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0141650A3 (en) * 1983-11-02 1987-01-28 Kawasaki Jukogyo Kabushiki Kaisha Exhaust port system
EP0165655B1 (en) * 1984-05-23 1990-08-08 Kawasaki Jukogyo Kabushiki Kaisha Exhaust control system for two-cycle engine

Also Published As

Publication number Publication date
JPS6212371B2 (enrdf_load_stackoverflow) 1987-03-18
ES511102A0 (es) 1983-02-16
JPS57210124A (en) 1982-12-23
IT8220504A0 (it) 1982-03-31
IT1150738B (it) 1986-12-17
FR2503258B3 (enrdf_load_stackoverflow) 1984-02-17
DE3212422A1 (de) 1982-11-11
ES8304263A1 (es) 1983-02-16
CS225088B1 (en) 1984-02-13

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