EP0340834A3 - Système des soupapes et commande-soupapes pour un moteur à combustion interne à haute performance spécifique - Google Patents

Système des soupapes et commande-soupapes pour un moteur à combustion interne à haute performance spécifique Download PDF

Info

Publication number
EP0340834A3
EP0340834A3 EP89201024A EP89201024A EP0340834A3 EP 0340834 A3 EP0340834 A3 EP 0340834A3 EP 89201024 A EP89201024 A EP 89201024A EP 89201024 A EP89201024 A EP 89201024A EP 0340834 A3 EP0340834 A3 EP 0340834A3
Authority
EP
European Patent Office
Prior art keywords
valves
internal combustion
combustion engines
high specific
operating devices
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.)
Withdrawn
Application number
EP89201024A
Other languages
German (de)
English (en)
Other versions
EP0340834A2 (fr
Inventor
Carlo Chiti
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.)
MOTORI MODERNI Srl
Original Assignee
MOTORI MODERNI Srl
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 MOTORI MODERNI Srl filed Critical MOTORI MODERNI Srl
Publication of EP0340834A2 publication Critical patent/EP0340834A2/fr
Publication of EP0340834A3 publication Critical patent/EP0340834A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • 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)
EP89201024A 1988-05-05 1989-04-20 Système des soupapes et commande-soupapes pour un moteur à combustion interne à haute performance spécifique Withdrawn EP0340834A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT20467/88A IT1217503B (it) 1988-05-05 1988-05-05 Sistema di valvola e relativi comandi di azionamento per motore a combustione interna ad elevata potenza specifica
IT2046788 1988-05-05

Publications (2)

Publication Number Publication Date
EP0340834A2 EP0340834A2 (fr) 1989-11-08
EP0340834A3 true EP0340834A3 (fr) 1990-01-31

Family

ID=11167387

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89201024A Withdrawn EP0340834A3 (fr) 1988-05-05 1989-04-20 Système des soupapes et commande-soupapes pour un moteur à combustion interne à haute performance spécifique

Country Status (3)

Country Link
EP (1) EP0340834A3 (fr)
JP (1) JPH01313607A (fr)
IT (1) IT1217503B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656898B1 (fr) * 1990-01-11 1992-05-15 Peugeot Agencement de soupapes dans un moteur a combustion.
IT1241185B (it) * 1990-03-02 1993-12-29 Ferrari Spa Sistema di distribuzione, in particolare per un motore endotermico a piu' valvole per cilindro.
IT1240697B (it) * 1990-06-19 1993-12-17 Ferrari Spa Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro
US5094197A (en) * 1991-03-01 1992-03-10 Ferrari S.P.A. Timing system, particularly for an internal combustion engine with a number of valves per cyclinder
EP0595316B1 (fr) * 1992-10-28 1997-04-23 Yamaha Hatsudoki Kabushiki Kaisha Culasse et disposition de soupapes d'un moteur à combustion interne multisoupape
DE4307368A1 (de) * 1993-03-09 1994-09-15 Porsche Ag Zylinderkopf für eine Brennkraftmaschine
JPH084505A (ja) * 1994-06-17 1996-01-09 Yamaha Motor Co Ltd エンジンの動弁装置
DE19730842A1 (de) * 1997-07-18 1999-01-21 Audi Ag Brennkraftmaschine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60116817A (ja) * 1983-11-29 1985-06-24 Yamaha Motor Co Ltd ４サイクルエンジンのピストン
EP0262250A1 (fr) * 1986-10-02 1988-04-06 Audi Ag Moteur à combustion interne à quatre temps

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60116817A (ja) * 1983-11-29 1985-06-24 Yamaha Motor Co Ltd ４サイクルエンジンのピストン
EP0262250A1 (fr) * 1986-10-02 1988-04-06 Audi Ag Moteur à combustion interne à quatre temps

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Vol. 9, No. 272 (M-425)(1995) 30 October 1985; & JP,A,60 116 817 (YAMAHA HATSUDOKI K.K.) 24 June 1985, the whole document. *

Also Published As

Publication number Publication date
JPH01313607A (ja) 1989-12-19
EP0340834A2 (fr) 1989-11-08
IT1217503B (it) 1990-03-22
IT8820467A0 (it) 1988-05-05

Similar Documents

Publication Publication Date Title
US4075986A (en) Rotary-poppet valve internal combustion engine
US5063888A (en) Exhaust control valve system for parallel multi-cylinder two-cycle engine
US5408958A (en) Cylinder head for an internal-combustion engine
ES2001188A6 (es) Un aparato de accionamiento de cuatro valvulas del tipo de levas en cabeza para un motor de combustion interna.
EP0353989A3 (fr) Culasse pour moteurs multi-cylindres
ES8704585A1 (es) Mejoras introducidas en motores de combustion interna equipados con cilindros de seccion transversal no circular
US5056472A (en) 4-cycle 12-cylinder engine
AT382933B (de) Ventilbetaetigung fuer hubkolben - brennkraftmaschinen
ATE287027T1 (de) Mehrzylindrige brennkraftmaschine
EP0340834A3 (fr) Système des soupapes et commande-soupapes pour un moteur à combustion interne à haute performance spécifique
EP0967367A3 (fr) Dispositif de commande de soupapes pour moteur à combustion interne
US4572117A (en) Valve arrangement for an internal combustion engine
US4911113A (en) Valve actuating device for multiple valve type engine
ES440751A1 (es) Perfeccionamientos en distribuciones de valvulas para maqui-nas motrices de combustion.
JPS572409A (en) Cam shaft supporting structure for four-valve and two-overhead cam shaft type internal combustion engine
US5355848A (en) Internal-combustion engine with concentric, annular intake and exhaust valves
US5007387A (en) Four valve per cylinder engine head
US5277160A (en) Internal combustion engine with dual intake passages servicing a single intake valve
DE59301711D1 (de) Zweitakt-Brennkraftmaschine
ES473694A1 (es) Motor de combustion interna perfeccionado
US6460497B1 (en) Hodgson piston type engine
JPS5791320A (en) Intake device for internal combustion engine
DE68916354D1 (de) Einlass-, Auslassventilsteuervorrichtung für Brennkraftmaschinen.
GB965277A (en) Improvements in the valve timing-gear of rotary piston internal combustion engines
EP0241185A1 (fr) Montage de la commande de soupapes disposées radialement dans un moteur à combustion interne

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR GB SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB SE

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19900801