IT1393771B1 - Struttura della testa in un motore a quattro tempi. - Google Patents

Struttura della testa in un motore a quattro tempi.

Info

Publication number
IT1393771B1
IT1393771B1 ITTO2009A000096A ITTO20090096A IT1393771B1 IT 1393771 B1 IT1393771 B1 IT 1393771B1 IT TO2009A000096 A ITTO2009A000096 A IT TO2009A000096A IT TO20090096 A ITTO20090096 A IT TO20090096A IT 1393771 B1 IT1393771 B1 IT 1393771B1
Authority
IT
Italy
Prior art keywords
head
stroke engine
stroke
engine
Prior art date
Application number
ITTO2009A000096A
Other languages
English (en)
Inventor
Shinsuke Yasui
Isao Azumagakito
Yukihiro Tsubakino
Original Assignee
Honda 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of ITTO20090096A1 publication Critical patent/ITTO20090096A1/it
Application granted granted Critical
Publication of IT1393771B1 publication Critical patent/IT1393771B1/it

Links

Classifications

    • 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
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/02—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving cycles
    • 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
    • F01L1/04—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
    • 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
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • F01L1/182—Centre pivot rocking arms the rocking arm being pivoted about an individual fulcrum, i.e. not about a common shaft
    • 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
    • F01L1/262—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 with valve stems disposed radially from a centre which is substantially the centre of curvature of the upper wall surface of a combustion chamber
    • 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
    • F01L2001/0476—Camshaft bearings
    • 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
    • F01L2001/0535—Single overhead camshafts [SOHC]
    • 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
    • F01L2305/00—Valve arrangements comprising rollers

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)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
ITTO2009A000096A 2008-03-31 2009-02-11 Struttura della testa in un motore a quattro tempi. IT1393771B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008092716A JP2009243401A (ja) 2008-03-31 2008-03-31 ４サイクルエンジンにおけるシリンダヘッド構造

Publications (2)

Publication Number Publication Date
ITTO20090096A1 ITTO20090096A1 (it) 2009-10-01
IT1393771B1 true IT1393771B1 (it) 2012-05-08

Family

ID=41115235

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A000096A IT1393771B1 (it) 2008-03-31 2009-02-11 Struttura della testa in un motore a quattro tempi.

Country Status (5)

Country Link
US (1) US8567368B2 (it)
JP (1) JP2009243401A (it)
CN (1) CN101550885B (it)
CA (1) CA2650895C (it)
IT (1) IT1393771B1 (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5586087B2 (ja) * 2010-05-10 2014-09-10 本田技研工業株式会社 内燃機関の可変動弁機構
CN103032193B (zh) * 2011-10-10 2015-10-14 中国科学院力学研究所 一种分层式气缸头
US9561831B2 (en) * 2015-07-10 2017-02-07 Paul Yaffe Motorcycle fairing support member and assembly and method of supporting a motorcycle fairing
JP6298488B2 (ja) * 2016-03-30 2018-03-20 本田技研工業株式会社 鞍乗り型車両の内燃機関
JP2018035694A (ja) 2016-08-29 2018-03-08 スズキ株式会社 エンジンの頭上弁作動機構
JP6737072B2 (ja) 2016-08-29 2020-08-05 スズキ株式会社 エンジンの頭上弁作動機構
JP6993254B2 (ja) * 2018-02-07 2022-01-13 本田技研工業株式会社 鞍乗り型車両
JP7322514B2 (ja) * 2019-05-28 2023-08-08 マツダ株式会社 シリンダヘッド

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3400696A (en) * 1966-01-05 1968-09-10 Thompson Mfg Co Earl A Valve train
JPS57200648A (en) * 1981-06-05 1982-12-08 Nissan Motor Co Ltd Cylinder head for overhead cam shaft engine
US4438735A (en) 1981-10-13 1984-03-27 Investment Rarities, Incorporated Apparatus and timing mechanism for controlling the valve operation of an internal combustion engine
US4858573A (en) * 1984-11-13 1989-08-22 Bothwell Peter W Internal combustion engines
US4682575A (en) * 1986-03-31 1987-07-28 Ford Motor Company Low friction high speed rocker arm
JP2671023B2 (ja) * 1988-08-19 1997-10-29 ヤマハ発動機株式会社 Ｖ型ｄｏｈｃエンジン
US4961407A (en) * 1989-04-24 1990-10-09 Competition Cams, Inc. Rocker arm with a cost push rod seat
GB8913682D0 (en) * 1989-06-14 1989-08-02 Vincent Patents Ltd Valve actuating mechanisms for internal combustion engines
JP2960942B2 (ja) * 1990-01-23 1999-10-12 ヤマハ発動機株式会社 ４サイクルエンジンの動弁装置
JP3166931B2 (ja) * 1991-11-08 2001-05-14 ヤマハ発動機株式会社 ５バルブエンジンの動弁装置
US5987973A (en) * 1996-07-24 1999-11-23 Honda Giken Kogyo Kabushiki Kaisha Rotation detecting device of an engine
JPH10176507A (ja) * 1996-12-16 1998-06-30 Isuzu Motors Ltd カムシャフトの支持構造
JP2981436B2 (ja) * 1997-02-07 1999-11-22 ヤマハ発動機株式会社 自動二輪車用内燃機関
JPH10246147A (ja) * 1997-02-28 1998-09-14 Suzuki Motor Corp エンジンのシリンダヘッド構造
AT410242B (de) * 1997-04-09 2003-03-25 Avl List Gmbh Mehrzylinder-brennkraftmaschine mit zwei einlass- und zwei auslassventilen
JPH11182368A (ja) * 1997-12-18 1999-07-06 Honda Motor Co Ltd エンジンの頭部構造
JP3917303B2 (ja) * 1998-09-14 2007-05-23 本田技研工業株式会社 ４サイクルエンジンのブリーザ構造
JP4278292B2 (ja) * 2000-10-13 2009-06-10 本田技研工業株式会社 車両搭載内燃機関の動弁装置
JP2004100651A (ja) * 2002-09-12 2004-04-02 Honda Motor Co Ltd ４サイクル式エンジン
JP2007231794A (ja) * 2006-02-28 2007-09-13 Honda Motor Co Ltd 内燃機関
US20070283912A1 (en) * 2006-06-07 2007-12-13 Ford Global Technologies, Llc Internal Combustion Engine Shaft Mounting Device with Calibrated Lubrication Supply Passage
JP4698544B2 (ja) * 2006-09-26 2011-06-08 本田技研工業株式会社 内燃機関
JP2009097483A (ja) * 2007-10-19 2009-05-07 Toyota Boshoku Corp シール材及びシール構造

Also Published As

Publication number Publication date
US20090241891A1 (en) 2009-10-01
CA2650895C (en) 2010-09-21
ITTO20090096A1 (it) 2009-10-01
JP2009243401A (ja) 2009-10-22
CA2650895A1 (en) 2009-09-30
CN101550885B (zh) 2011-01-19
US8567368B2 (en) 2013-10-29
CN101550885A (zh) 2009-10-07

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