EP0474217A3 - A valve operating mechanism for an internal combustion engine - Google Patents

A valve operating mechanism for an internal combustion engine Download PDF

Info

Publication number
EP0474217A3
EP0474217A3 EP19910114944 EP91114944A EP0474217A3 EP 0474217 A3 EP0474217 A3 EP 0474217A3 EP 19910114944 EP19910114944 EP 19910114944 EP 91114944 A EP91114944 A EP 91114944A EP 0474217 A3 EP0474217 A3 EP 0474217A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
internal combustion
operating mechanism
valve operating
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
EP19910114944
Other versions
EP0474217A2 (en
EP0474217B1 (en
Inventor
Takaeshi Oyaizu
Masahiko Iikura
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 EP95114828A priority Critical patent/EP0691457B1/en
Publication of EP0474217A2 publication Critical patent/EP0474217A2/en
Publication of EP0474217A3 publication Critical patent/EP0474217A3/en
Application granted granted Critical
Publication of EP0474217B1 publication Critical patent/EP0474217B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01L1/02—Valve drive
    • 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
    • F01L1/022—Chain drive
    • 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
    • F01L1/024—Belt drive
    • 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
    • F01L1/026—Gear drive
    • 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
    • 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
    • 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
    • F01L3/10—Connecting springs to valve members
    • 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B75/22—Multi-cylinder engines with cylinders in V, fan, or star arrangement
    • 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
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/0002—Cylinder arrangements
    • F02F7/0012—Crankcases of V-engines
    • 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
    • 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
    • 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
    • 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
    • F02F2200/00—Manufacturing
    • F02F2200/06—Casting

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)
EP91114944A 1990-09-04 1991-09-04 A valve operating mechanism for an internal combustion engine Expired - Lifetime EP0474217B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP95114828A EP0691457B1 (en) 1990-09-04 1991-09-04 Internal combustion engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2235268A JP2950953B2 (en) 1990-09-04 1990-09-04 Valve system for 4-cycle engine
JP235268/90 1990-09-04

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP95114828A Division EP0691457B1 (en) 1990-09-04 1991-09-04 Internal combustion engine
EP95114828.7 Division-Into 1991-09-04

Publications (3)

Publication Number Publication Date
EP0474217A2 EP0474217A2 (en) 1992-03-11
EP0474217A3 true EP0474217A3 (en) 1992-11-25
EP0474217B1 EP0474217B1 (en) 1996-07-24

Family

ID=16983579

Family Applications (2)

Application Number Title Priority Date Filing Date
EP95114828A Expired - Lifetime EP0691457B1 (en) 1990-09-04 1991-09-04 Internal combustion engine
EP91114944A Expired - Lifetime EP0474217B1 (en) 1990-09-04 1991-09-04 A valve operating mechanism for an internal combustion engine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP95114828A Expired - Lifetime EP0691457B1 (en) 1990-09-04 1991-09-04 Internal combustion engine

Country Status (3)

Country Link
EP (2) EP0691457B1 (en)
JP (1) JP2950953B2 (en)
DE (2) DE69131403T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5685265A (en) * 1993-12-28 1997-11-11 Yamaha Hatsudoki Kabushiki Kaisha Multi valve engine
JP3360224B2 (en) * 1993-12-28 2002-12-24 ヤマハ発動機株式会社 4 cycle engine
DE102005048561A1 (en) * 2005-10-11 2007-04-12 Bayerische Motoren Werke Ag Cylinder head for inline internal combustion engine, has exhaust gas turbocharger arranged at suction system and exhaust system, where fresh gas inlet geometry and exhaust gas outlet geometry are mirrored
EP3542105B1 (en) 2016-11-16 2023-07-19 Koninklijke Philips N.V. Control device and operating method for air treatment apparatuses

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615309A (en) * 1984-04-11 1986-10-07 Yamaha Hatsudoki Kabushiki Kaisha Valve actuating mechanism for internal combustion engine
DE3724495A1 (en) * 1987-07-24 1989-02-02 Audi Ag Valve-timed four-stroke reciprocating piston internal combustion engine with applied ignition

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2804862A (en) * 1952-07-09 1957-09-03 Daimler Benz Ag Internal combustion engine
GB1289580A (en) * 1969-08-25 1972-09-20
JPS5641419A (en) * 1979-09-10 1981-04-18 Honda Motor Co Ltd Four-cycle internal combustion engine
JPS5974312A (en) * 1982-10-20 1984-04-26 Honda Motor Co Ltd Valve operating device for engine
JPS5985405A (en) * 1982-11-04 1984-05-17 Honda Motor Co Ltd Gear train structure of v-type engine
US4592314A (en) * 1985-04-18 1986-06-03 Yamaha Hatsudoki Kabushiki Kaisha Valve actuating mechanism for internal combustion engine
US4637357A (en) * 1985-04-29 1987-01-20 Yamaha Hatsudoki Kabushiki Kaisha Tappet arrangement for engine valve train
JPH073167B2 (en) * 1985-11-01 1995-01-18 ヤマハ発動機株式会社 Camshaft drive for 4-cycle engine
US4745887A (en) * 1986-03-18 1988-05-24 Honda Giken Kogyo Kabushiki Kaisha Engine provided with cooling device in motorcycle
US4838219A (en) * 1986-11-13 1989-06-13 Feuling James J Curved intake duct having improved flow characteristics
JPH02123207A (en) * 1988-10-31 1990-05-10 Yamaha Motor Co Ltd Apparatus for operating valve of four-cycle engine
JP2960942B2 (en) * 1990-01-23 1999-10-12 ヤマハ発動機株式会社 Valve system for 4-cycle engine
US5143034A (en) * 1990-03-29 1992-09-01 Mazda Motor Corporation Lubrication system for V-type overhead camshaft engine
KR950003062B1 (en) * 1990-10-31 1995-03-30 스즈끼 가부시끼가이샤 V-engine construction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615309A (en) * 1984-04-11 1986-10-07 Yamaha Hatsudoki Kabushiki Kaisha Valve actuating mechanism for internal combustion engine
DE3724495A1 (en) * 1987-07-24 1989-02-02 Audi Ag Valve-timed four-stroke reciprocating piston internal combustion engine with applied ignition

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 011, no. 323 (M-634)21 October 1987 & JP-A-62 107 211 ( YAMAHA MOTOR CO LTD ) 18 May 1987 *
PATENT ABSTRACTS OF JAPAN vol. 014, no. 355 (M-1004)31 July 1990 & JP-A-2 123 207 ( YAMAHA MOTOR CO LTD ) 10 May 1990 *
PATENT ABSTRACTS OF JAPAN vol. 015, no. 497 (M-1192)16 December 1991 & JP-A-03 217 606 ( YAMAHA MOTOR CO LTD ) 25 September 1991 *

Also Published As

Publication number Publication date
DE69121030T2 (en) 1996-12-12
DE69131403T2 (en) 1999-10-28
EP0691457A2 (en) 1996-01-10
DE69131403D1 (en) 1999-08-05
EP0691457A3 (en) 1996-03-06
DE69121030D1 (en) 1996-08-29
EP0474217A2 (en) 1992-03-11
EP0474217B1 (en) 1996-07-24
EP0691457B1 (en) 1999-06-30
JPH04116209A (en) 1992-04-16
JP2950953B2 (en) 1999-09-20

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