EP1881165A3 - Schaltbarer Ventiltrieb für eine Brennkraftmaschine - Google Patents

Schaltbarer Ventiltrieb für eine Brennkraftmaschine Download PDF

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Publication number
EP1881165A3
EP1881165A3 EP07111935A EP07111935A EP1881165A3 EP 1881165 A3 EP1881165 A3 EP 1881165A3 EP 07111935 A EP07111935 A EP 07111935A EP 07111935 A EP07111935 A EP 07111935A EP 1881165 A3 EP1881165 A3 EP 1881165A3
Authority
EP
European Patent Office
Prior art keywords
combustion engine
switchable valve
operating mechanism
valve operating
carrier
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Withdrawn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
EP07111935A
Other languages
English (en)
French (fr)
Other versions
EP1881165A2 (de
Inventor
Richard Best
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.)
IHO Holding GmbH and Co KG
Original Assignee
Schaeffler KG
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 Schaeffler KG filed Critical Schaeffler KG
Publication of EP1881165A2 publication Critical patent/EP1881165A2/de
Publication of EP1881165A3 publication Critical patent/EP1881165A3/de
Withdrawn legal-status Critical Current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
    • 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
    • F01L1/12—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
    • F01L1/20—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
    • 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
    • F01L13/0031—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 tappet or pushrod length
    • 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
    • F01L2001/188—Fulcrums at upper surface
    • 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
    • Y10T74/20882—Rocker arms

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)

Abstract

Vorgeschlagen ist ein schaltbarer Ventiltrieb (1) für eine Brennkraftmaschine, mit einer Reihe von sich in Längsrichtung eines Zylinderkopfes erstreckenden Kipphebeln (2), die über eine Ausnehmung (7) an ihrer Oberseite (6) an einem Kopf (8) eines Lagerbolzens (9) verlaufen, der axial beweglich in einer Bohrung (10) eines darüber verlaufenden Trägers (11) /Einsatzteils (11a) angeordnet ist, wobei kolbenartige Koppelmittel (12) zur wahlweisen Kopplung des Lagerbolzen (9) mit dem Träger (11) vorgesehen sind.
EP07111935A 2006-07-21 2007-07-06 Schaltbarer Ventiltrieb für eine Brennkraftmaschine Withdrawn EP1881165A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80797106P 2006-07-21 2006-07-21

Publications (2)

Publication Number Publication Date
EP1881165A2 EP1881165A2 (de) 2008-01-23
EP1881165A3 true EP1881165A3 (de) 2009-12-16

Family

ID=38596168

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07111935A Withdrawn EP1881165A3 (de) 2006-07-21 2007-07-06 Schaltbarer Ventiltrieb für eine Brennkraftmaschine

Country Status (3)

Country Link
US (1) US7568459B2 (de)
EP (1) EP1881165A3 (de)
DE (1) DE102007031806A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007016752A1 (de) * 2007-04-07 2008-10-09 Schaeffler Kg Ventiltrieb einer Brennkraftmaschine
CN101581240B (zh) * 2009-06-30 2011-09-21 奇瑞汽车股份有限公司 一种连续可变气门升程装置及其控制方法
KR101209740B1 (ko) 2010-09-20 2012-12-07 현대자동차주식회사 가변 밸브 기구를 구비한 엔진
DE102011005851A1 (de) 2011-03-21 2012-09-27 Schaeffler Technologies Gmbh & Co. Kg Ventiltriebsystem für eine Brennkraftmaschine
FR2985541A1 (fr) * 2012-01-11 2013-07-12 Valeo Sys Controle Moteur Sas Butee de deconnexion, notamment pour l'actionnement de soupape(s)
KR101338462B1 (ko) 2012-10-16 2013-12-10 현대자동차주식회사 가변 밸브 리프트 장치
DE112016001685T5 (de) 2015-05-07 2018-01-25 Eaton Corporation Ventiltriebbaugruppe
EP4146918A4 (de) 2020-05-04 2024-05-29 Jacobs Vehicle Systems, Inc. Ventilbetätigungssystem mit totgang und hochauftriebstransferkomponenten in einem hauptbewegungslastweg

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239941A1 (de) * 1982-10-28 1984-05-03 Volkswagenwerk Ag, 3180 Wolfsburg Vorrichtung zur abschaltung des ventiltriebes einer brennkraftmaschine
JPS59201913A (ja) * 1983-04-28 1984-11-15 Mazda Motor Corp エンジンの弁不作動装置
DE3743854A1 (de) * 1987-12-23 1989-07-06 Michael Stirm Vierventilsteuerung mit oberen abstuetzelementen
JPH0385309A (ja) * 1989-08-29 1991-04-10 Fuji Heavy Ind Ltd 弁作動停止装置
WO2000020730A1 (en) * 1998-10-05 2000-04-13 Eaton Automotive S.P.A. Valve train assembly
EP1149989A1 (de) * 2000-03-23 2001-10-31 Eaton Corporation Ventildeaktivierung mit hydraulisch betätigtem Verriegelungsstift
US20030075129A1 (en) * 1999-07-01 2003-04-24 Spath Mark J. Valve lifter assembly for selectively deactivating a cylinder
EP1462623A1 (de) * 2003-03-19 2004-09-29 Eaton Corporation Ventilsteuersystem zur Einstellung zweier Ventilhübe und zur Ventilabschaltung
WO2005028816A1 (de) * 2003-09-05 2005-03-31 Ina-Schaeffler Kg Ventiltrieb
EP1544422A1 (de) * 2003-11-05 2005-06-22 EATON AUTOMOTIVE S.p.A. Ventildeaktivierungssystem und verriegelbares hydraulisches Spielausgleichselement dafür

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239941A1 (de) * 1982-10-28 1984-05-03 Volkswagenwerk Ag, 3180 Wolfsburg Vorrichtung zur abschaltung des ventiltriebes einer brennkraftmaschine
JPS59201913A (ja) * 1983-04-28 1984-11-15 Mazda Motor Corp エンジンの弁不作動装置
DE3743854A1 (de) * 1987-12-23 1989-07-06 Michael Stirm Vierventilsteuerung mit oberen abstuetzelementen
JPH0385309A (ja) * 1989-08-29 1991-04-10 Fuji Heavy Ind Ltd 弁作動停止装置
WO2000020730A1 (en) * 1998-10-05 2000-04-13 Eaton Automotive S.P.A. Valve train assembly
US20030075129A1 (en) * 1999-07-01 2003-04-24 Spath Mark J. Valve lifter assembly for selectively deactivating a cylinder
EP1149989A1 (de) * 2000-03-23 2001-10-31 Eaton Corporation Ventildeaktivierung mit hydraulisch betätigtem Verriegelungsstift
EP1462623A1 (de) * 2003-03-19 2004-09-29 Eaton Corporation Ventilsteuersystem zur Einstellung zweier Ventilhübe und zur Ventilabschaltung
WO2005028816A1 (de) * 2003-09-05 2005-03-31 Ina-Schaeffler Kg Ventiltrieb
EP1544422A1 (de) * 2003-11-05 2005-06-22 EATON AUTOMOTIVE S.p.A. Ventildeaktivierungssystem und verriegelbares hydraulisches Spielausgleichselement dafür

Also Published As

Publication number Publication date
DE102007031806A1 (de) 2008-01-24
US20080017153A1 (en) 2008-01-24
US7568459B2 (en) 2009-08-04
EP1881165A2 (de) 2008-01-23

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