EP0344598A3 - Internal-combustion engine comprising a double overhead camshaft cylinder head - Google Patents

Internal-combustion engine comprising a double overhead camshaft cylinder head Download PDF

Info

Publication number
EP0344598A3
EP0344598A3 EP89109345A EP89109345A EP0344598A3 EP 0344598 A3 EP0344598 A3 EP 0344598A3 EP 89109345 A EP89109345 A EP 89109345A EP 89109345 A EP89109345 A EP 89109345A EP 0344598 A3 EP0344598 A3 EP 0344598A3
Authority
EP
European Patent Office
Prior art keywords
internal
combustion engine
cylinder head
overhead camshaft
double overhead
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
EP89109345A
Other languages
German (de)
Other versions
EP0344598A2 (en
EP0344598B1 (en
Inventor
Paul Rosche
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP0344598A2 publication Critical patent/EP0344598A2/en
Publication of EP0344598A3 publication Critical patent/EP0344598A3/en
Application granted granted Critical
Publication of EP0344598B1 publication Critical patent/EP0344598B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F02F1/42—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
    • 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • F01L1/0532—Camshafts overhead type the cams being directly in contact with the driven valve
    • 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • F01L2001/0537—Double overhead camshafts [DOHC]
    • 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
    • F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
    • F01L2003/25—Valve configurations in relation to engine
    • F01L2003/256—Valve configurations in relation to engine configured other than perpendicular to camshaft 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
    • 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
    • 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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • 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)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
EP89109345A 1988-06-01 1989-05-24 Internal-combustion engine comprising a double overhead camshaft cylinder head Expired - Lifetime EP0344598B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3818636 1988-06-01
DE3818636A DE3818636A1 (en) 1988-06-01 1988-06-01 PISTON PISTON INTERNAL COMBUSTION ENGINE WITH A CYLINDER HEAD COMPRISING TWO OVERCOVERED CONTROL SHAFTS

Publications (3)

Publication Number Publication Date
EP0344598A2 EP0344598A2 (en) 1989-12-06
EP0344598A3 true EP0344598A3 (en) 1990-04-18
EP0344598B1 EP0344598B1 (en) 1991-11-21

Family

ID=6355610

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89109345A Expired - Lifetime EP0344598B1 (en) 1988-06-01 1989-05-24 Internal-combustion engine comprising a double overhead camshaft cylinder head

Country Status (2)

Country Link
EP (1) EP0344598B1 (en)
DE (2) DE3818636A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4017048C2 (en) * 1990-05-26 1994-05-05 Opel Adam Ag Cylinder head
AT402430B (en) * 1992-04-09 1997-05-26 Avl Verbrennungskraft Messtech DIESEL INTERNAL COMBUSTION ENGINE WITH ONE OR MORE ROTATING PISTON
US5868113A (en) * 1993-02-19 1999-02-09 Yamaha Hatsudoki Kabushiki Kaisha Engine combustion chamber and air intake device
DE69516389T2 (en) * 1995-01-24 2000-08-24 Yamaha Hatsudoki K.K., Iwata Internal combustion engine
EP0744530A1 (en) * 1995-05-22 1996-11-27 Dr.Ing.h.c. F. Porsche Aktiengesellschaft Cylinder head
US5738074A (en) * 1995-10-02 1998-04-14 Yamaha Hatsudoki Kabushiki Kaisha Engine control system and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR496491A (en) * 1918-03-18 1919-11-07 Rolls Royce Improvements to cylinders of internal combustion engines
US4534325A (en) * 1983-07-27 1985-08-13 Mazda Motor Corporation Cam shaft holding system for internal combustion engine
EP0250797A2 (en) * 1986-06-05 1988-01-07 DUCATI MECCANICA S.p.A. Four-valve cylinder head of desmodromic operation, for internal combustion engines

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT199427B (en) * 1956-10-06 1958-09-10 Hans Dipl Ing Dr Techn List Two-stroke injection internal combustion engine
DE2919213A1 (en) * 1979-05-12 1980-11-20 Daimler Benz Ag Cylinder head for IC engine - has openings adaptable for either spark or compression ignition operation
DE3209901C1 (en) * 1982-03-18 1983-10-27 Audi Nsu Auto Union Ag, 7107 Neckarsulm One-piece cylinder head for a reciprocating internal combustion engine
GB8332318D0 (en) * 1983-12-02 1984-01-11 Austin Rover Group Cylinder head
AT382933B (en) * 1984-03-14 1987-04-27 Weichsler Hermann VALVE ACTUATION FOR LIFTING PISTON - INTERNAL COMBUSTION ENGINES
JPS6149121A (en) * 1984-08-16 1986-03-11 Yamaha Motor Co Ltd 4 stroke internal-combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR496491A (en) * 1918-03-18 1919-11-07 Rolls Royce Improvements to cylinders of internal combustion engines
US4534325A (en) * 1983-07-27 1985-08-13 Mazda Motor Corporation Cam shaft holding system for internal combustion engine
EP0250797A2 (en) * 1986-06-05 1988-01-07 DUCATI MECCANICA S.p.A. Four-valve cylinder head of desmodromic operation, for internal combustion engines

Also Published As

Publication number Publication date
EP0344598A2 (en) 1989-12-06
DE3818636C2 (en) 1991-02-21
EP0344598B1 (en) 1991-11-21
DE3818636A1 (en) 1989-12-07
DE58900471D1 (en) 1992-01-02

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