EP1375847A3 - Commande variable de soupapes - Google Patents

Commande variable de soupapes Download PDF

Info

Publication number
EP1375847A3
EP1375847A3 EP03012206A EP03012206A EP1375847A3 EP 1375847 A3 EP1375847 A3 EP 1375847A3 EP 03012206 A EP03012206 A EP 03012206A EP 03012206 A EP03012206 A EP 03012206A EP 1375847 A3 EP1375847 A3 EP 1375847A3
Authority
EP
European Patent Office
Prior art keywords
intermediate member
variable
hubübertragungsanordnung
control cam
engagement
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Withdrawn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
EP03012206A
Other languages
German (de)
English (en)
Other versions
EP1375847A2 (fr
Inventor
Andreas Werler
Michael Seidel
Heiko Neukirchner
Lutz Stiegler
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.)
IAV GmbH Ingenieurgesellschaft Auto und Verkehr
Original Assignee
IAV GmbH Ingenieurgesellschaft Auto und Verkehr
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
Priority claimed from DE10061618A external-priority patent/DE10061618B4/de
Priority claimed from DE10226300A external-priority patent/DE10226300B4/de
Priority claimed from DE20220138U external-priority patent/DE20220138U1/de
Application filed by IAV GmbH Ingenieurgesellschaft Auto und Verkehr filed Critical IAV GmbH Ingenieurgesellschaft Auto und Verkehr
Publication of EP1375847A2 publication Critical patent/EP1375847A2/fr
Publication of EP1375847A3 publication Critical patent/EP1375847A3/fr
Withdrawn legal-status Critical Current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
    • 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
    • F01L13/0021—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 by modification of rocker arm ratio
    • F01L13/0026—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 by modification of rocker arm ratio by means of an eccentric
    • 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
    • F01L1/20—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
    • F01L13/0005—Deactivating 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
    • 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
    • F01L13/0063—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • 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
    • F01L13/0063—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • F01L2013/0068—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 by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot with an oscillating cam acting on the valve of the "BMW-Valvetronic" type
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20576—Elements
    • Y10T74/20582—Levers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
EP03012206A 2000-12-11 2003-06-06 Commande variable de soupapes Withdrawn EP1375847A3 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE10061618A DE10061618B4 (de) 2000-12-11 2000-12-11 Einrichtung zur variablen Betätigung von Ventilen mittels Nocken für Verbrennungsmotoren
DE10226300 2002-06-10
DE10226300A DE10226300B4 (de) 2002-06-10 2002-06-10 Einrichtung zur variablen Betätigung von Ventilen mittels Nocken für Verbrennungsmotoren
DE20220138U DE20220138U1 (de) 2002-12-20 2002-12-20 Ventiltrieb mit Nocken zur variablen Betätigung von Ventilen für Verbrennungsmotoren
DE20220138U 2002-12-20

Publications (2)

Publication Number Publication Date
EP1375847A2 EP1375847A2 (fr) 2004-01-02
EP1375847A3 true EP1375847A3 (fr) 2006-08-23

Family

ID=29713128

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03012206A Withdrawn EP1375847A3 (fr) 2000-12-11 2003-06-06 Commande variable de soupapes

Country Status (2)

Country Link
US (1) US6955146B2 (fr)
EP (1) EP1375847A3 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004008389A1 (de) * 2004-02-20 2005-09-08 Bayerische Motoren Werke Ag Hubvariabler Ventiltrieb für eine Brennkraftmaschine
DE102004011639A1 (de) * 2004-03-10 2005-09-29 Ina-Schaeffler Kg Variable mechanische Ventiltriebsteuerung
DE102005035314B4 (de) * 2005-07-28 2013-03-14 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Ventiltrieb für Ladungswechselventile von Viertaktverbrennungsmotoren
DE102005035315B4 (de) * 2005-07-28 2007-05-10 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Variabler Ventiltrieb für Verbrennungskraftmaschinen
JP2007127117A (ja) * 2005-10-04 2007-05-24 Masaaki Yoshikawa ４ストローク内燃機関の動弁系装置
KR100667394B1 (ko) * 2005-11-15 2007-01-10 현대자동차주식회사 엔진의 연속 가변 밸브 리프트 장치
US7121241B1 (en) * 2006-01-10 2006-10-17 Eaton Corporation Valve control system including deactivating rocker arm
KR100868209B1 (ko) * 2006-11-16 2008-11-11 현대자동차주식회사 연속 가변 밸브 리프트 장치
EP2025888A1 (fr) * 2007-08-06 2009-02-18 Iveco S.p.A. Dispositif d'actionnement de frein de moteur de décompression dans un moteur à combustion interne doté de poussoirs hydrauliques
KR100909497B1 (ko) * 2007-09-19 2009-07-27 고려대학교 산학협력단 엔진의 연속 가변 밸브 리프트 장치
KR20090056602A (ko) * 2007-11-30 2009-06-03 현대자동차주식회사 가변 밸브 리프트 장치
CN106523067A (zh) * 2016-12-20 2017-03-22 江苏三能动力总成有限公司 一种发动机连续可变气门升程结构

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438736A (en) * 1981-03-10 1984-03-27 Nissan Motor Co., Ltd. Variable valve timing arrangement with automatic valve clearance adjustment
DE4326331A1 (de) * 1992-07-15 1995-02-09 Bayerische Motoren Werke Ag Ventiltrieb einer Brennkraftmaschine
WO1995009298A1 (fr) * 1993-09-30 1995-04-06 Lotus Cars Ltd. Mecanisme d'actionnement de soupape pour moteurs a combustion interne
DE10006015A1 (de) * 2000-02-11 2001-08-16 Schaeffler Waelzlager Ohg Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine
DE10006016A1 (de) * 2000-02-11 2001-08-16 Schaeffler Waelzlager Ohg Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine
DE10061618A1 (de) * 2000-12-11 2002-06-27 Iav Gmbh Einrichtung zur variablen Betätigung von Ventilen mittels Nocken, vorzugsweise für Verbrennungsmotoren
DE10119686A1 (de) * 2001-04-20 2002-11-14 Iav Gmbh Variabler Ventiltrieb

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2934052A (en) * 1958-11-17 1960-04-26 Irvin R Longenecker Valve operating mechanism
DE2629554A1 (de) 1976-07-01 1978-01-12 Daimler Benz Ag Lastregelung fuer gemischverdichtende brennkraftmaschinen mit ventilsteuerung
FR2519375B1 (fr) 1981-12-31 1986-07-11 Baguena Michel Distribution variable pour moteur a quatre temps
US4723515A (en) * 1983-05-05 1988-02-09 Investment Rarities Incorporated Mechanism utilizing a single rocker arm for controlling an internal combustion engine valve
GB8723256D0 (en) * 1987-10-03 1987-11-04 Jaguar Cars Valve mechanisms
DE3833540A1 (de) 1988-10-01 1990-04-12 Peter Prof Dr Ing Kuhn Vorrichtung zur betaetigung der ventile an verbrennungsmotoren mit veraenderlicher ventilerhebungskurve
US5205247A (en) * 1992-01-29 1993-04-27 Hoffman Christopher J Infinitely variable lift cam follower with consistent dwell position
DE19913742A1 (de) 1999-03-26 2000-09-28 Bayerische Motoren Werke Ag Vorrichtung zur Hubverstellung eines Gaswechselventils im Zylinderkopf einer Brennkraftmaschine
GB2357131A (en) * 1999-12-09 2001-06-13 Mechadyne Internat Plc Valve actuating mechanism
DE10123186A1 (de) 2001-05-12 2002-11-14 Bayerische Motoren Werke Ag Ventiltrieb-Vorrichtung zur variablen Hubverstellung eines Gaswechselventils einer Brennkraftmaschine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438736A (en) * 1981-03-10 1984-03-27 Nissan Motor Co., Ltd. Variable valve timing arrangement with automatic valve clearance adjustment
DE4326331A1 (de) * 1992-07-15 1995-02-09 Bayerische Motoren Werke Ag Ventiltrieb einer Brennkraftmaschine
WO1995009298A1 (fr) * 1993-09-30 1995-04-06 Lotus Cars Ltd. Mecanisme d'actionnement de soupape pour moteurs a combustion interne
DE10006015A1 (de) * 2000-02-11 2001-08-16 Schaeffler Waelzlager Ohg Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine
DE10006016A1 (de) * 2000-02-11 2001-08-16 Schaeffler Waelzlager Ohg Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine
DE10061618A1 (de) * 2000-12-11 2002-06-27 Iav Gmbh Einrichtung zur variablen Betätigung von Ventilen mittels Nocken, vorzugsweise für Verbrennungsmotoren
DE10119686A1 (de) * 2001-04-20 2002-11-14 Iav Gmbh Variabler Ventiltrieb

Also Published As

Publication number Publication date
US6955146B2 (en) 2005-10-18
US20030226530A1 (en) 2003-12-11
EP1375847A2 (fr) 2004-01-02

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