IT1121099B - Meccanismo perfezionato di controllo delle valvole di un motore - Google Patents

Meccanismo perfezionato di controllo delle valvole di un motore

Info

Publication number
IT1121099B
IT1121099B IT23549/79A IT2354979A IT1121099B IT 1121099 B IT1121099 B IT 1121099B IT 23549/79 A IT23549/79 A IT 23549/79A IT 2354979 A IT2354979 A IT 2354979A IT 1121099 B IT1121099 B IT 1121099B
Authority
IT
Italy
Prior art keywords
checking
valves
motor
perfected mechanism
perfected
Prior art date
Application number
IT23549/79A
Other languages
English (en)
Other versions
IT7923549A0 (it
Original Assignee
Eaton Corp
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 Eaton Corp filed Critical Eaton Corp
Publication of IT7923549A0 publication Critical patent/IT7923549A0/it
Application granted granted Critical
Publication of IT1121099B publication Critical patent/IT1121099B/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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/185—Overhead end-pivot rocking arms
    • 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
    • F01L1/267—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 means for varying the timing or the lift of the 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
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • 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
    • F01L1/08—Shape of cams
    • 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
    • F01L2001/186—Split rocking arms, e.g. rocker arms having two articulated parts and means for varying the relative position of these parts or for selectively connecting the parts to move in unison
    • 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L2013/10—Auxiliary actuators for variable valve timing
    • F01L2013/101—Electromagnets
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/031—Electromagnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
IT23549/79A 1978-06-14 1979-06-13 Meccanismo perfezionato di controllo delle valvole di un motore IT1121099B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/915,476 US4203397A (en) 1978-06-14 1978-06-14 Engine valve control mechanism

Publications (2)

Publication Number Publication Date
IT7923549A0 IT7923549A0 (it) 1979-06-13
IT1121099B true IT1121099B (it) 1986-03-26

Family

ID=25435811

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23549/79A IT1121099B (it) 1978-06-14 1979-06-13 Meccanismo perfezionato di controllo delle valvole di un motore

Country Status (6)

Country Link
US (1) US4203397A (it)
EP (1) EP0016068B1 (it)
JP (1) JPS55500656A (it)
DE (1) DE2964890D1 (it)
IT (1) IT1121099B (it)
WO (1) WO1980000094A1 (it)

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* Cited by examiner, † Cited by third party
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FR2493915B1 (fr) * 1980-11-13 1985-12-06 Renault Dispositif de distribution variable pour moteur a combustion interne
US4475489A (en) * 1981-05-27 1984-10-09 Honda Giken Kogyo Kabushiki Kaisha Variable valve timing device for an internal combustion engine
US4587936A (en) * 1981-09-10 1986-05-13 Honda Giken Kogyo Kabushiki Kaisha Control apparatus for intake and exhaust valves of an internal combustion engine
JPS5896135A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
JPS5896134A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
US4481919A (en) * 1981-12-07 1984-11-13 Honda Giken Kogyo Kabushiki Kaisha Intake/exhaust valve assembly for an internal combustion engine
US4459946A (en) * 1982-05-17 1984-07-17 Investment Rarities, Incorporated Valve actuating apparatus utilizing a multi-profiled cam unit for controlling internal combustion engines
US4469061A (en) * 1982-07-08 1984-09-04 Honda Giken Kogyo Kabushiki Kaisha Valve actuating method for internal combustion engine with valve operation suspending function
JPS60128915A (ja) * 1983-12-17 1985-07-10 Honda Motor Co Ltd 多気筒内燃機関の弁作動休止装置
JPS6131613A (ja) * 1984-07-24 1986-02-14 Honda Motor Co Ltd 内燃機関の弁作動休止装置
JPS6181502A (ja) * 1984-09-27 1986-04-25 Honda Motor Co Ltd バルブロツカ−ア−ムのエンドピポツト取付構造
US4611558A (en) * 1984-10-12 1986-09-16 Toyota Jidosha Kabushiki Kaisha Valve actuating apparatus in internal combustion engine
US4607600A (en) * 1984-12-25 1986-08-26 Toyota Jidosha Kabushiki Kaisha Valve actuating apparatus in internal combustion engine
JPH027204Y2 (it) * 1984-12-25 1990-02-21
JPH022884Y2 (it) * 1984-12-25 1990-01-24
JPH0623524B2 (ja) * 1985-04-26 1994-03-30 マツダ株式会社 エンジンの動弁装置
JPS61250313A (ja) * 1985-04-26 1986-11-07 Mazda Motor Corp エンジンの動弁装置
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JPS63100211A (ja) * 1986-10-15 1988-05-02 Honda Motor Co Ltd 内燃機関の動弁装置
JPS63106308A (ja) * 1986-10-23 1988-05-11 Honda Motor Co Ltd 内燃機関の弁作動時期切換装置
US4887563A (en) * 1986-10-16 1989-12-19 Honda Giken Kogyo Kabushiki Kaisha Valve operating apparatus for an internal combustion engine
US4905639A (en) * 1986-10-23 1990-03-06 Honda Giken Kogyo Kabushiki Kaisha Valve operating apparatus for an internal combustion engine
JPS63106307A (ja) * 1986-10-23 1988-05-11 Honda Motor Co Ltd 内燃機関の弁作動特性可変装置
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JPS6419131A (en) * 1987-07-13 1989-01-23 Honda Motor Co Ltd Moving valve control device for internal combustion engine
US4762096A (en) * 1987-09-16 1988-08-09 Eaton Corporation Engine valve control mechanism
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US5103779A (en) * 1989-04-18 1992-04-14 Hare Sr Nicholas S Electro-rheological valve control mechanism
US5158109A (en) * 1989-04-18 1992-10-27 Hare Sr Nicholas S Electro-rheological valve
DE3929072A1 (de) * 1989-09-01 1991-03-07 Bosch Gmbh Robert Ventilsteuervorrichtung mit magnetventil fuer brennkraftmaschinen
JP2810442B2 (ja) * 1989-09-25 1998-10-15 日産自動車株式会社 エンジンの弁作動装置
GB9003603D0 (en) * 1990-02-16 1990-04-11 Lotus Group Plc Cam mechanisms
FR2659692B1 (fr) * 1990-03-14 1992-07-24 Peugeot Culasse moulee pour moteur a combustion interne.
JP2546435B2 (ja) * 1990-11-05 1996-10-23 三菱自動車工業株式会社 内燃機関のシリンダヘッド
JP2986955B2 (ja) * 1991-04-26 1999-12-06 株式会社ユニシアジェックス エンジンの弁作動装置
DE4118287A1 (de) * 1991-06-04 1992-12-10 Audi Ag Ventilsteuereinrichtung fuer eine brennkraftmaschine
JP3200131B2 (ja) * 1991-10-23 2001-08-20 株式会社ユニシアジェックス エンジンの弁作動装置
DE4136143A1 (de) * 1991-11-02 1993-05-06 Audi Ag, 8070 Ingolstadt, De Ventilsteuereinrichtung fuer eine brennkraftmaschine
US5239952A (en) * 1991-11-08 1993-08-31 Atsugi Unisia Corporation Valve actuating apparatus
JPH06123209A (ja) * 1992-10-09 1994-05-06 Nissan Motor Co Ltd エンジンの弁作動装置
US5445116A (en) * 1992-12-22 1995-08-29 Unisia Jecs Corporation Hydraulic variable lift engine valve gear
JP2599698B2 (ja) * 1994-12-05 1997-04-09 本田技研工業株式会社 内燃機関の動弁装置
JP3319896B2 (ja) * 1994-12-21 2002-09-03 株式会社ユニシアジェックス エンジンの弁作動装置
DE19510106A1 (de) * 1995-03-20 1996-09-26 Bayerische Motoren Werke Ag Schwinghebel-Anordnung
US5615647A (en) * 1995-03-28 1997-04-01 Eaton Corporation Latch assembly for a valve control system
US5660153A (en) * 1995-03-28 1997-08-26 Eaton Corporation Valve control system
US5529033A (en) * 1995-05-26 1996-06-25 Eaton Corporation Multiple rocker arm valve control system
JP2582541B2 (ja) * 1995-09-25 1997-02-19 マツダ株式会社 エンジンの動弁装置
US5619958A (en) * 1995-10-06 1997-04-15 Eaton Corporation Engine valve control system using a latchable rocker arm
US5653198A (en) * 1996-01-16 1997-08-05 Ford Motor Company Finger follower rocker arm system
US5623897A (en) * 1996-03-22 1997-04-29 Eaton Corporation Engine valve control system using a latchable rocker arm activated by a solenoid mechanism
US5690066A (en) * 1996-09-30 1997-11-25 Eaton Corporation Engine valve control actuator with knee action linkage
JP3916819B2 (ja) * 1999-11-29 2007-05-23 株式会社日立製作所 エンジンの弁作動装置
US6314928B1 (en) * 2000-12-06 2001-11-13 Ford Global Technologies, Inc. Rocker arm assembly
DE10060890C2 (de) 2000-12-07 2003-04-03 Meta Motoren Energietech Vorrichtung zum Umschalten des Betriebs eines Ladungswechselventils einer Brennkraftmaschine
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DE10220904B4 (de) * 2002-05-10 2005-04-07 Meta Motoren- Und Energie-Technik Gmbh Vorrichtung zum Verstellen des Hubs eines von einer Nockenwelle betätigten Ventils
US7007643B2 (en) * 2002-12-30 2006-03-07 Caterpillar Inc. Engine valve actuation system
US6769387B2 (en) * 2002-10-19 2004-08-03 General Motors Corporation Compact two-step rocker arm assembly
US6837197B2 (en) * 2003-03-19 2005-01-04 Eaton Corporation Dual valve lift and valve deactivation
DE10316189A1 (de) * 2003-04-09 2004-10-28 Ina-Schaeffler Kg Schlepphebel eines Ventiltriebs einer Brennkraftmaschine
DE10318295A1 (de) * 2003-04-23 2004-11-11 Ina-Schaeffler Kg Schlepphebel eines Ventiltriebs einer Brennkraftmaschine
DE10330433A1 (de) * 2003-07-04 2005-01-27 Oas O.A. Schwimmbeck Gmbh Brückenwaage für Schwerlasten
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GB2456760B (en) * 2008-01-22 2012-05-23 Mechadyne Plc Variable valve actuating mechanism with lift deactivation
US10415439B2 (en) 2008-07-22 2019-09-17 Eaton Intelligent Power Limited Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9228454B2 (en) 2010-03-19 2016-01-05 Eaton Coporation Systems, methods and devices for rocker arm position sensing
US8215275B2 (en) 2010-08-13 2012-07-10 Eaton Corporation Single lobe deactivating rocker arm
US20190309663A9 (en) 2008-07-22 2019-10-10 Eaton Corporation Development of a switching roller finger follower for cylinder deactivation in internal combustion engines
US9194261B2 (en) 2011-03-18 2015-11-24 Eaton Corporation Custom VVA rocker arms for left hand and right hand orientations
US11181013B2 (en) 2009-07-22 2021-11-23 Eaton Intelligent Power Limited Cylinder head arrangement for variable valve actuation rocker arm assemblies
US9885258B2 (en) 2010-03-19 2018-02-06 Eaton Corporation Latch interface for a valve actuating device
US9874122B2 (en) 2010-03-19 2018-01-23 Eaton Corporation Rocker assembly having improved durability
US8627796B2 (en) 2011-04-21 2014-01-14 Eaton Corporation Pivot foot for deactivating rocker arm
FR2990483B1 (fr) * 2012-05-14 2015-01-09 Valeo Sys Controle Moteur Sas Dispositif de verrouillage pour un systeme de transmission du mouvement d'au moins une came a au moins une soupape
FR2990465B1 (fr) * 2012-05-14 2016-01-15 Valeo Sys Controle Moteur Sas Ensemble de levee multiple de soupape
FR2990464B1 (fr) * 2012-05-14 2016-01-22 Valeo Sys Controle Moteur Sas Platine de montage d'actionneurs d'un systeme de deconnexion de soupape
GB2526554A (en) * 2014-05-27 2015-12-02 Eaton Srl Valvetrain with variable valve actuation
US10180089B2 (en) * 2014-08-18 2019-01-15 Eaton Intelligent Power Limited Valvetrain with rocker arm housing magnetically actuated latch
US10731517B2 (en) 2015-03-30 2020-08-04 Eaton Intelligent Power Limited Valvetrain with rocker arm housing magnetic latch
EP3303782B1 (en) * 2015-06-04 2021-01-13 Eaton Intelligent Power Limited Electrically latching rocker arm assembly having built-in obd functionality
US10781726B2 (en) * 2015-06-04 2020-09-22 Eaton Intelligent Power Limited Electrically latching rocker arm assembly having built-in OBD functionality
US10358951B2 (en) 2015-08-18 2019-07-23 Eaton Intelligent Power Limited Sliding contact for electrically actuated rocker arm
US11002156B2 (en) * 2015-08-18 2021-05-11 Eaton Intelligent Power Limited Non-contacting actuator for rocker arm assembly latches
US9816405B2 (en) 2015-09-29 2017-11-14 Caterpillar Inc. Rocker base for valve actuation system
US10006317B2 (en) 2015-09-29 2018-06-26 Caterpillar Inc. Valve actuation system
US9915355B2 (en) 2015-10-06 2018-03-13 Caterpillar Inc. Valve having open-center spool with separated inserts
US10480362B2 (en) 2016-03-11 2019-11-19 Eaton Intelligent Power Limited Inductive coupling to rocker arm assemblies
WO2018075341A1 (en) 2016-10-17 2018-04-26 Eaton Corporation Simplified electric latch cda rocker
US10662826B2 (en) 2016-10-17 2020-05-26 Eaton Intelligent Power Limited OBD based on magnetic circuit feedback
GB201710961D0 (en) * 2017-07-07 2017-08-23 Eaton Srl Rocker arm
KR101924869B1 (ko) * 2017-08-10 2018-12-05 (주)모토닉 엔진의 가변밸브 리프트 장치
US10731516B2 (en) * 2018-07-13 2020-08-04 Eaton Intelligent Power Limited Sliding spring contacts providing electrical power to rocker arms
US11143064B2 (en) 2019-08-14 2021-10-12 Eaton Intelligent Power Limited Electromagnetic latch assembly with flexible latch pin coupling
JP2023503340A (ja) * 2019-11-27 2023-01-27 ピアッジオ エ チ．ソシエタ ペル アチオニ ポペットバルブを有するマルチシリンダ内燃エンジン用の位相調整装置を備えたカムシャフト

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GB1299673A (en) * 1969-02-13 1972-12-13 Fiat Spa Improvements relating to valve actuating mechanisms for internal combustion engines
US3964455A (en) * 1974-12-19 1976-06-22 General Motors Corporation Valve control mechanism
DE2753197A1 (de) * 1976-12-15 1978-06-22 Eaton Corp Ventilsteuervorrichtung

Also Published As

Publication number Publication date
EP0016068B1 (en) 1983-02-23
JPS55500656A (it) 1980-09-18
IT7923549A0 (it) 1979-06-13
EP0016068A4 (en) 1980-06-23
EP0016068A1 (en) 1980-10-01
WO1980000094A1 (en) 1980-01-24
US4203397A (en) 1980-05-20
DE2964890D1 (en) 1983-03-31

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