IT1240697B - Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro - Google Patents

Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro

Info

Publication number
IT1240697B
IT1240697B IT67449A IT6744990A IT1240697B IT 1240697 B IT1240697 B IT 1240697B IT 67449 A IT67449 A IT 67449A IT 6744990 A IT6744990 A IT 6744990A IT 1240697 B IT1240697 B IT 1240697B
Authority
IT
Italy
Prior art keywords
distribution system
per cylinder
multiple valves
valves per
endothermal engine
Prior art date
Application number
IT67449A
Other languages
English (en)
Other versions
IT9067449A0 (it
IT9067449A1 (it
Inventor
Ennio Ascari
Original Assignee
Ferrari 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 Ferrari Spa filed Critical Ferrari Spa
Priority to IT67449A priority Critical patent/IT1240697B/it
Publication of IT9067449A0 publication Critical patent/IT9067449A0/it
Priority to US07/717,414 priority patent/US5095858A/en
Priority to EP91109972A priority patent/EP0462568B1/en
Priority to DE69101185T priority patent/DE69101185T2/de
Priority to ES91109972T priority patent/ES2051542T3/es
Priority to JP3174584A priority patent/JP2599317B2/ja
Publication of IT9067449A1 publication Critical patent/IT9067449A1/it
Application granted granted Critical
Publication of IT1240697B publication Critical patent/IT1240697B/it

Links

Classifications

    • 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
    • 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
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/20—SOHC [Single 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
    • F02F2001/246—Arrangement of valve stems in cylinder heads the valve stems being orientated at an angle with the cylinder axis and orientated radially from the combustion chamber surface

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)
IT67449A 1990-06-19 1990-06-19 Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro IT1240697B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT67449A IT1240697B (it) 1990-06-19 1990-06-19 Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro
US07/717,414 US5095858A (en) 1990-06-19 1991-06-17 Timing system, particularly for an internal combustion engine with a number of valves per cylinder
EP91109972A EP0462568B1 (en) 1990-06-19 1991-06-18 Timing system, particularly for an internal combustion engine with a number of valves per cylinder
DE69101185T DE69101185T2 (de) 1990-06-19 1991-06-18 Steuervorrichtung, insbesondere für eine Brennkraftmaschine mit einer Anzahl von Ventilen je Zylinder.
ES91109972T ES2051542T3 (es) 1990-06-19 1991-06-18 Sistema temporizador, particularmente para un motor de combustion con un numero de valvulas por cilindro.
JP3174584A JP2599317B2 (ja) 1990-06-19 1991-06-19 シリンダに多数のバルブを具備した特に内燃機関用タイミング機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67449A IT1240697B (it) 1990-06-19 1990-06-19 Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro

Publications (3)

Publication Number Publication Date
IT9067449A0 IT9067449A0 (it) 1990-06-19
IT9067449A1 IT9067449A1 (it) 1991-12-19
IT1240697B true IT1240697B (it) 1993-12-17

Family

ID=11302476

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67449A IT1240697B (it) 1990-06-19 1990-06-19 Sistema di distribuzione, particolarmente per un motore endotermico a piu' valvole per cilindro

Country Status (6)

Country Link
US (1) US5095858A (it)
EP (1) EP0462568B1 (it)
JP (1) JP2599317B2 (it)
DE (1) DE69101185T2 (it)
ES (1) ES2051542T3 (it)
IT (1) IT1240697B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1241310B (it) * 1990-10-30 1994-01-10 Ferrari Spa Sistema di distribuzione per un motore endotermico
DE69411413T2 (de) * 1993-02-19 1998-11-05 Yamaha Motor Co Ltd Brennkraftmaschine
US5868113A (en) * 1993-02-19 1999-02-09 Yamaha Hatsudoki Kabushiki Kaisha Engine combustion chamber and air intake device
JP3426296B2 (ja) * 1993-08-27 2003-07-14 ヤマハ発動機株式会社 エンジンの吸気装置
DE69414557T2 (de) * 1994-06-15 1999-04-01 Yamaha Hatsudoki K.K., Iwata, Shizuoka Zylinderkopfanordnung für eine Mehrventil-Brennkraftmaschine mit obenliegender Nockenwelle
JPH084505A (ja) * 1994-06-17 1996-01-09 Yamaha Motor Co Ltd エンジンの動弁装置
JPH08158933A (ja) * 1994-11-30 1996-06-18 Yamaha Motor Co Ltd ４サイクルエンジン
US5572961A (en) * 1995-04-05 1996-11-12 Ford Motor Company Balancing valve motion in an electrohydraulic camless valvetrain
DE69631243T2 (de) * 1995-10-02 2004-06-03 Yamaha Hatsudoki K.K., Iwata Verfahren zur Steuerung einer Brennkraftmaschine
US5570669A (en) * 1995-12-04 1996-11-05 Chrysler Corporation Cylinder head for an overhead camshaft internal combustion engine
US5645023A (en) * 1996-04-08 1997-07-08 Chrysler Corporation Valve train for an internal combustion engine
US5669344A (en) * 1996-08-09 1997-09-23 Chrysler Corporation Sohc system with radial valves
US6443111B1 (en) 1999-05-14 2002-09-03 Ladow Ron Poly valve system for internal combustion engines
US6457444B1 (en) 1999-05-14 2002-10-01 Ladow Ron Poly valve system for internal combustion engines having non-parallel valve arrangement
DE102006026393A1 (de) * 2006-06-07 2007-12-13 Schaeffler Kg Schaltbarer Schlepphebel eines Ventiltriebs einer Brennkraftmaschine
DE102007042156A1 (de) * 2007-09-05 2009-03-12 Man Diesel Se Verbindungsanordnung, insbesondere zum Verspannen eines Zylinderkopfes, mit einem Kurbelgehäuse einer Hubkolbenbrennkraftmaschine
JP5909307B1 (ja) * 2015-12-26 2016-04-26 康仁 矢尾板 耐ノッキング性を向上させたエンジン
CN119567175B (zh) * 2024-12-30 2025-09-12 东风汽车股份有限公司 一种发动机气门调整垫片换装辅具

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4660529A (en) * 1981-04-22 1987-04-28 Yamaha Hatsudoki Kabushiki Kaisha Four-cycle engine
JPS57186010A (en) * 1981-05-11 1982-11-16 Yamaha Motor Co Ltd Valve moving mechanism for engine with overhead cam shafts
US4658780A (en) * 1981-05-08 1987-04-21 Yamaha Hatsudoki Kabushiki Kaisha Four cycle internal combustion engine
GB8302520D0 (en) * 1983-01-29 1983-03-02 Bothwell P W Ic engine and cylinder head
JPH0811929B2 (ja) * 1985-07-10 1996-02-07 アウデイ アクチエンゲゼルシヤフト ４サイクル内燃機関
JPS6295110U (it) * 1985-12-05 1987-06-17
JP2750415B2 (ja) * 1987-12-28 1998-05-13 ヤマハ発動機株式会社 多弁式エンジンの動弁装置
JP2632888B2 (ja) * 1988-01-11 1997-07-23 ヤマハ発動機株式会社 多弁式エンジンの動弁装置
IT1217503B (it) * 1988-05-05 1990-03-22 Motori Moderni Srl Sistema di valvola e relativi comandi di azionamento per motore a combustione interna ad elevata potenza specifica
JP2694899B2 (ja) * 1988-05-30 1997-12-24 ヤマハ発動機株式会社 ４サイクルエンジンの動弁装置
US5018497A (en) * 1989-05-29 1991-05-28 Yamaha Hatsudoki Kabushika Kaisha Multiple valve internal combustion engine

Also Published As

Publication number Publication date
ES2051542T3 (es) 1994-06-16
US5095858A (en) 1992-03-17
JPH0650111A (ja) 1994-02-22
IT9067449A0 (it) 1990-06-19
IT9067449A1 (it) 1991-12-19
DE69101185D1 (de) 1994-03-24
EP0462568A1 (en) 1991-12-27
DE69101185T2 (de) 1994-06-09
JP2599317B2 (ja) 1997-04-09
EP0462568B1 (en) 1994-02-16

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19981221