GB8615929D0 - Control of exhaust gas flow - Google Patents

Control of exhaust gas flow

Info

Publication number
GB8615929D0
GB8615929D0 GB868615929A GB8615929A GB8615929D0 GB 8615929 D0 GB8615929 D0 GB 8615929D0 GB 868615929 A GB868615929 A GB 868615929A GB 8615929 A GB8615929 A GB 8615929A GB 8615929 D0 GB8615929 D0 GB 8615929D0
Authority
GB
United Kingdom
Prior art keywords
control
exhaust gas
gas flow
flow
exhaust
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
GB868615929A
Other versions
GB2177755B (en
GB2177755A (en
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 GB8615929D0 publication Critical patent/GB8615929D0/en
Publication of GB2177755A publication Critical patent/GB2177755A/en
Application granted granted Critical
Publication of GB2177755B publication Critical patent/GB2177755B/en
Expired 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
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/04—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues in exhaust systems only, e.g. for sucking-off combustion gases
    • F02B27/06—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues in exhaust systems only, e.g. for sucking-off combustion gases the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • 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)
  • Characterised By The Charging Evacuation (AREA)
  • Exhaust Silencers (AREA)
GB8615929A 1985-07-03 1986-06-30 Control of exhaust gas flow in two-stroke i.c. engines Expired GB2177755B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8522380U IT8522380V0 (en) 1985-07-03 1985-07-03 EXHAUST GAS FLOW CONTROL DEVICE IN TWO STROKE INTERNAL COMBUSTION ENGINES.

Publications (3)

Publication Number Publication Date
GB8615929D0 true GB8615929D0 (en) 1986-08-06
GB2177755A GB2177755A (en) 1987-01-28
GB2177755B GB2177755B (en) 1989-07-12

Family

ID=11195491

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8615929A Expired GB2177755B (en) 1985-07-03 1986-06-30 Control of exhaust gas flow in two-stroke i.c. engines

Country Status (6)

Country Link
CH (1) CH668100A5 (en)
DE (1) DE8617390U1 (en)
ES (1) ES294918Y (en)
FR (1) FR2584453B3 (en)
GB (1) GB2177755B (en)
IT (1) IT8522380V0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT394754B (en) * 1988-02-29 1992-06-25 Yamaha Motor Europ Two-stroke internal combustion engine with crankcase purging (flushing)
AT404392B (en) * 1989-06-15 1998-11-25 Avl Verbrennungskraft Messtech DEVICE FOR CONTROLLING THE EXHAUST CHANNEL OF A TWO-STROKE COMBUSTION ENGINE
EP0457753B1 (en) * 1990-05-15 1994-01-19 Albin Sterbenz Two cycles engine
AT402323B (en) * 1992-01-16 1997-04-25 Avl Verbrennungskraft Messtech TWO-STROKE INTERNAL COMBUSTION ENGINE
DE4205581A1 (en) * 1992-02-24 1993-08-26 Bayerische Motoren Werke Ag Exhaust pipe with adjustable throttle element - which has several shaped bodies determining free flow cross section
JPH06193450A (en) * 1992-12-25 1994-07-12 Yamaha Motor Co Ltd Exhaust control valve device for two-cycle engine
JPH07224668A (en) * 1994-02-07 1995-08-22 Sanshin Ind Co Ltd Variable compressing mechanism of two-cycle engine
FR2721656B1 (en) * 1994-06-23 1996-08-09 Peugeot Two-cycle internal combustion engine.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121552A (en) * 1974-09-17 1978-10-24 Yamaha Hatsudoki Kabushiki Kaisha Exhaust means for two cycle engines
JPS55160107A (en) * 1979-05-29 1980-12-12 Yamaha Motor Co Ltd Actuating device for exhaust valve of two-cycle engine
JPS59113233A (en) * 1982-12-20 1984-06-29 Honda Motor Co Ltd Exhaust system controlling apparatus for internal-combustion engine
US4570439A (en) * 1983-12-12 1986-02-18 Kawasaki Jukogyo Kabushiki Kaisha Exhaust control system for 2-cycle engines
JPS60249614A (en) * 1984-05-23 1985-12-10 Kawasaki Heavy Ind Ltd Exhaust port control device in two-cycle engine

Also Published As

Publication number Publication date
FR2584453B3 (en) 1987-08-07
GB2177755B (en) 1989-07-12
GB2177755A (en) 1987-01-28
FR2584453A3 (en) 1987-01-09
ES294918Y (en) 1987-11-16
CH668100A5 (en) 1988-11-30
DE8617390U1 (en) 1986-08-14
ES294918U (en) 1987-04-01
IT8522380V0 (en) 1985-07-03

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920630