DE50212244D1 - Vorrichtung zur variablen betätigung der ladungswechselventile in hubkolbenmotoren - Google Patents

Vorrichtung zur variablen betätigung der ladungswechselventile in hubkolbenmotoren

Info

Publication number
DE50212244D1
DE50212244D1 DE50212244T DE50212244T DE50212244D1 DE 50212244 D1 DE50212244 D1 DE 50212244D1 DE 50212244 T DE50212244 T DE 50212244T DE 50212244 T DE50212244 T DE 50212244T DE 50212244 D1 DE50212244 D1 DE 50212244D1
Authority
DE
Germany
Prior art keywords
housing
output member
piston engines
variable operation
stroke piston
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.)
Expired - Lifetime
Application number
DE50212244T
Other languages
English (en)
Inventor
Helmut Schoen
Peter Kuhn
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.)
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Original Assignee
Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
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 Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV filed Critical Fraunhofer Gesellschaft zur Forderung der Angewandten Forschung eV
Application granted granted Critical
Publication of DE50212244D1 publication Critical patent/DE50212244D1/de
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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Mechanically-Actuated Valves (AREA)
DE50212244T 2001-12-20 2002-12-19 Vorrichtung zur variablen betätigung der ladungswechselventile in hubkolbenmotoren Expired - Lifetime DE50212244D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10162797A DE10162797A1 (de) 2001-12-20 2001-12-20 Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren
PCT/DE2002/004666 WO2003054362A1 (de) 2001-12-20 2002-12-19 Vorrichtung zur variablen betätigung der ladungswechselventile in hubkolbenmotoren

Publications (1)

Publication Number Publication Date
DE50212244D1 true DE50212244D1 (de) 2008-06-19

Family

ID=7710069

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10162797A Ceased DE10162797A1 (de) 2001-12-20 2001-12-20 Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren
DE50212244T Expired - Lifetime DE50212244D1 (de) 2001-12-20 2002-12-19 Vorrichtung zur variablen betätigung der ladungswechselventile in hubkolbenmotoren

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10162797A Ceased DE10162797A1 (de) 2001-12-20 2001-12-20 Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren

Country Status (7)

Country Link
US (1) US7137368B2 (de)
EP (1) EP1458956B1 (de)
AT (1) ATE394585T1 (de)
AU (1) AU2002364271A1 (de)
DE (2) DE10162797A1 (de)
ES (1) ES2306810T3 (de)
WO (1) WO2003054362A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10162797A1 (de) 2001-12-20 2003-07-03 Schoen Helmut Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren
DE10341702A1 (de) * 2003-09-10 2005-04-28 Bayerische Motoren Werke Ag Ventiltrieb für eine Hubkolben-Brennkraftmaschine
DE102004053206A1 (de) * 2004-11-04 2006-06-14 Schaeffler Kg Variable mechanische Ventilsteuerung mit zusätzlichem Hubprofil
DE102006003002B3 (de) * 2006-01-23 2007-03-08 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Ventiltrieb für Ladungswechselventile von Verbrennungsmotoren
KR100993381B1 (ko) * 2007-12-14 2010-11-09 기아자동차주식회사 연속 가변 밸브 리프트 장치
US20100242961A1 (en) * 2009-03-31 2010-09-30 Nellcor Puritan Bennett Llc Systems and methods for preventing water damage in a breathing assistance system
US9631548B2 (en) 2012-10-16 2017-04-25 Ford Global Technologies, Llc Internal combustion engine which can be operated with liquid and with gaseous fuel and a method for operating an internal combustion engine of this kind
US10843244B2 (en) 2016-08-23 2020-11-24 Bulldog Green Remediation, Inc. Methods for bioremediation of hydrocarbon-contaminated media

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2629554A1 (de) 1976-07-01 1978-01-12 Daimler Benz Ag Lastregelung fuer gemischverdichtende brennkraftmaschinen mit ventilsteuerung
DE3833540A1 (de) 1988-10-01 1990-04-12 Peter Prof Dr Ing Kuhn Vorrichtung zur betaetigung der ventile an verbrennungsmotoren mit veraenderlicher ventilerhebungskurve
JP2634496B2 (ja) * 1991-02-28 1997-07-23 エヌティエヌ株式会社 エンジンのローラ付カムフォロア
JP2944264B2 (ja) * 1991-07-23 1999-08-30 株式会社ユニシアジェックス 内燃機関の動弁装置
DE4322449C2 (de) 1993-07-06 1995-06-22 Kuhn Peter Prof Dr Ing Vorrichtung zur Betätigung der Ventile an Verbrennungsmotoren mit veränderlicher Ventilerhebungskurve
DE10031783A1 (de) 2000-07-04 2002-01-24 Iav Gmbh Variabler Ventiltrieb mit einer indirekt von einem Nocken über einen Schwing- oder Kipphebel bewegten Ventilanordnung, vorzugsweise für Verbrennungsmotoren
DE10162797A1 (de) 2001-12-20 2003-07-03 Schoen Helmut Vorrichtung zur variablen Betätigung der Ladungswechselventile in Hubkolbenmotoren

Also Published As

Publication number Publication date
EP1458956B1 (de) 2008-05-07
ES2306810T3 (es) 2008-11-16
US20050028765A1 (en) 2005-02-10
ATE394585T1 (de) 2008-05-15
EP1458956A1 (de) 2004-09-22
US7137368B2 (en) 2006-11-21
AU2002364271A1 (en) 2003-07-09
DE10162797A1 (de) 2003-07-03
WO2003054362A1 (de) 2003-07-03

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Legal Events

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