EP3296551A4 - Two-valve engine - Google Patents

Two-valve engine Download PDF

Info

Publication number
EP3296551A4
EP3296551A4 EP15891808.6A EP15891808A EP3296551A4 EP 3296551 A4 EP3296551 A4 EP 3296551A4 EP 15891808 A EP15891808 A EP 15891808A EP 3296551 A4 EP3296551 A4 EP 3296551A4
Authority
EP
European Patent Office
Prior art keywords
valve engine
engine
valve
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
EP15891808.6A
Other languages
German (de)
French (fr)
Other versions
EP3296551A1 (en
EP3296551B1 (en
Inventor
Hayato TANOKURA
Minoru Suzuki
Masaki Ito
Yohei IWAKI
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.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
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 Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of EP3296551A1 publication Critical patent/EP3296551A1/en
Publication of EP3296551A4 publication Critical patent/EP3296551A4/en
Application granted granted Critical
Publication of EP3296551B1 publication Critical patent/EP3296551B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
    • F02M35/162—Motorcycles; All-terrain vehicles, e.g. quads, snowmobiles; Small vehicles, e.g. forklifts
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • 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
    • F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
    • 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 
    • F02F1/24—Cylinder heads
    • F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
    • 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
    • F02F3/00—Pistons 
    • F02F3/26—Pistons  having combustion chamber in piston head
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/102—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder the spark plug being placed offset the cylinder centre axis
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/106—Tumble flow, i.e. the axis of rotation of the main charge flow motion is horizontal
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/08—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition
    • F02B23/10—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition with separate admission of air and fuel into cylinder
    • F02B2023/108—Swirl flow, i.e. the axis of rotation of the main charge flow motion is vertical
EP15891808.6A 2015-05-12 2015-05-12 Two-valve engine Active EP3296551B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/063565 WO2016181483A1 (en) 2015-05-12 2015-05-12 Two-valve engine

Publications (3)

Publication Number Publication Date
EP3296551A1 EP3296551A1 (en) 2018-03-21
EP3296551A4 true EP3296551A4 (en) 2018-03-21
EP3296551B1 EP3296551B1 (en) 2020-10-21

Family

ID=57248947

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15891808.6A Active EP3296551B1 (en) 2015-05-12 2015-05-12 Two-valve engine

Country Status (2)

Country Link
EP (1) EP3296551B1 (en)
WO (1) WO2016181483A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1184314A (en) * 1957-10-14 1959-07-20 Internal combustion engine with piston and cylinder head with curved surfaces
US4259933A (en) * 1978-07-20 1981-04-07 Toyota Jidosha Kogyo Kabushiki Kaisha Combustion chamber of an internal combustion engine
DE3741218A1 (en) * 1986-12-19 1988-07-07 Avl Verbrennungskraft Messtech Reciprocating four-stroke internal combustion engine
JPH02149720A (en) * 1988-11-29 1990-06-08 Mazda Motor Corp Combustion chamber of engine
EP1034365A1 (en) * 1997-11-26 2000-09-13 Ab Volvo Engine combustion system
US20140238367A1 (en) * 2013-02-25 2014-08-28 Kubota Corporation Spark-ignition engine
JP2015001154A (en) * 2013-06-13 2015-01-05 本田技研工業株式会社 Crank shaft bearing structure of internal combustion engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54145808A (en) * 1978-05-04 1979-11-14 Nissan Motor Co Ltd Reciprocating spark ignition internal combustion engine
JPS58154823U (en) * 1982-04-09 1983-10-17 日産自動車株式会社 Combustion chamber shape of internal combustion engine
JP3256671B2 (en) * 1997-08-01 2002-02-12 本田技研工業株式会社 Internal combustion engine piston
JP2004278634A (en) * 2003-03-14 2004-10-07 Honda Motor Co Ltd Beat sound preventing structure in crankshaft support bearing for motorcycle
JP4344724B2 (en) * 2005-11-30 2009-10-14 本田技研工業株式会社 Internal combustion engine
JP5841985B2 (en) * 2013-09-25 2016-01-13 本田技研工業株式会社 Combustion chamber structure of internal combustion engine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1184314A (en) * 1957-10-14 1959-07-20 Internal combustion engine with piston and cylinder head with curved surfaces
US4259933A (en) * 1978-07-20 1981-04-07 Toyota Jidosha Kogyo Kabushiki Kaisha Combustion chamber of an internal combustion engine
DE3741218A1 (en) * 1986-12-19 1988-07-07 Avl Verbrennungskraft Messtech Reciprocating four-stroke internal combustion engine
JPH02149720A (en) * 1988-11-29 1990-06-08 Mazda Motor Corp Combustion chamber of engine
EP1034365A1 (en) * 1997-11-26 2000-09-13 Ab Volvo Engine combustion system
US20140238367A1 (en) * 2013-02-25 2014-08-28 Kubota Corporation Spark-ignition engine
JP2015001154A (en) * 2013-06-13 2015-01-05 本田技研工業株式会社 Crank shaft bearing structure of internal combustion engine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016181483A1 *

Also Published As

Publication number Publication date
EP3296551A1 (en) 2018-03-21
EP3296551B1 (en) 2020-10-21
WO2016181483A1 (en) 2016-11-17

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