JPH0131035B2 - - Google Patents

Info

Publication number
JPH0131035B2
JPH0131035B2 JP56069100A JP6910081A JPH0131035B2 JP H0131035 B2 JPH0131035 B2 JP H0131035B2 JP 56069100 A JP56069100 A JP 56069100A JP 6910081 A JP6910081 A JP 6910081A JP H0131035 B2 JPH0131035 B2 JP H0131035B2
Authority
JP
Japan
Prior art keywords
intake
valve
valves
center axis
passages
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
Application number
JP56069100A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57183553A (en
Inventor
Koji Hosoi
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
Priority to JP6910081A priority Critical patent/JPS57183553A/ja
Publication of JPS57183553A publication Critical patent/JPS57183553A/ja
Priority to US06/704,155 priority patent/US4658780A/en
Publication of JPH0131035B2 publication Critical patent/JPH0131035B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F02F1/242—Arrangement of spark plugs or injectors
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • F01L1/143—Tappets; Push rods for use with overhead camshafts
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/265—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder peculiar to machines or engines with three or more intake valves per 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
    • F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
    • F02F1/4221—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder particularly for three or more inlet valves
    • 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
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • 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
    • F02B2023/085—Other engines characterised by special shape or construction of combustion chambers to improve operation with positive ignition using several spark plugs per cylinder
    • 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
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]
    • 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
    • F02F2001/244—Arrangement of valve stems in cylinder heads
    • F02F2001/245—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
JP6910081A 1981-05-08 1981-05-08 Intake device of 4-cycle engine Granted JPS57183553A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6910081A JPS57183553A (en) 1981-05-08 1981-05-08 Intake device of 4-cycle engine
US06/704,155 US4658780A (en) 1981-05-08 1985-02-22 Four cycle internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6910081A JPS57183553A (en) 1981-05-08 1981-05-08 Intake device of 4-cycle engine

Publications (2)

Publication Number Publication Date
JPS57183553A JPS57183553A (en) 1982-11-11
JPH0131035B2 true JPH0131035B2 (de) 1989-06-22

Family

ID=13392859

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6910081A Granted JPS57183553A (en) 1981-05-08 1981-05-08 Intake device of 4-cycle engine

Country Status (1)

Country Link
JP (1) JPS57183553A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3469309D1 (en) * 1983-11-25 1988-03-17 Honda Motor Co Ltd Multiple-valved internal combustion engine
JPS60216012A (ja) * 1984-04-11 1985-10-29 Yamaha Motor Co Ltd 内燃機関の動弁装置
JPS6119632U (ja) * 1984-07-10 1986-02-04 トヨタ自動車株式会社 複吸気弁エンジン
JPS6134344A (ja) * 1984-07-27 1986-02-18 Yamaha Motor Co Ltd 内燃機関の吸気装置
JPS6149121A (ja) * 1984-08-16 1986-03-11 Yamaha Motor Co Ltd ４行程内燃機関
US4617896A (en) * 1985-03-14 1986-10-21 Yamaha Hatsudoki Kabushiki Kaisha Internal combustion engine having three intake valves per cylinder
JPH0656105B2 (ja) * 1985-08-05 1994-07-27 株式会社エツチ・ケ−・エス エンジンの吸排気装置
DE3909837A1 (de) * 1989-03-25 1990-09-27 Audi Ag Saugrohranlage fuer eine mehrzylinder-brennkraftmaschine
US5950582A (en) * 1998-06-08 1999-09-14 Ford Global Technologies, Inc. Internal combustion engine with variable camshaft timing and intake valve masking
US5957096A (en) * 1998-06-09 1999-09-28 Ford Global Technologies, Inc. Internal combustion engine with variable camshaft timing, charge motion control valve, and variable air/fuel ratio
US5960755A (en) * 1998-06-09 1999-10-05 Ford Global Technologies, Inc. Internal combustion engine with variable camshaft timing and variable duration exhaust event

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569637A (en) * 1979-06-07 1981-01-31 Cummins Engine Co Inc Energy conservation exhaust passage for internal combustion engine
JPS5638509A (en) * 1979-09-06 1981-04-13 Honda Motor Co Ltd Driving device for suction and exhaust valve cam shaft of four-cycle internal combustion engine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6118200Y2 (de) * 1978-04-17 1986-06-03

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569637A (en) * 1979-06-07 1981-01-31 Cummins Engine Co Inc Energy conservation exhaust passage for internal combustion engine
JPS5638509A (en) * 1979-09-06 1981-04-13 Honda Motor Co Ltd Driving device for suction and exhaust valve cam shaft of four-cycle internal combustion engine

Also Published As

Publication number Publication date
JPS57183553A (en) 1982-11-11

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