AU2003232767A1 - Hydraulically actuated, variable valve drive of an internal combustion engine - Google Patents

Hydraulically actuated, variable valve drive of an internal combustion engine

Info

Publication number
AU2003232767A1
AU2003232767A1 AU2003232767A AU2003232767A AU2003232767A1 AU 2003232767 A1 AU2003232767 A1 AU 2003232767A1 AU 2003232767 A AU2003232767 A AU 2003232767A AU 2003232767 A AU2003232767 A AU 2003232767A AU 2003232767 A1 AU2003232767 A1 AU 2003232767A1
Authority
AU
Australia
Prior art keywords
combustion engine
internal combustion
variable valve
valve drive
hydraulically actuated
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.)
Abandoned
Application number
AU2003232767A
Inventor
Michael Haas
Martin Rauch
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
INA 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 INA Schaeffler KG filed Critical INA Schaeffler KG
Publication of AU2003232767A1 publication Critical patent/AU2003232767A1/en
Abandoned 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
    • F01L1/20—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
    • 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
    • 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
    • F01L1/2411—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the valve stem 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
AU2003232767A 2002-05-31 2003-05-14 Hydraulically actuated, variable valve drive of an internal combustion engine Abandoned AU2003232767A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10224039.6 2002-05-31
DE10224039A DE10224039A1 (en) 2002-05-31 2002-05-31 Hydraulically operated, variable valve train of an internal combustion engine
PCT/EP2003/005014 WO2003102384A1 (en) 2002-05-31 2003-05-14 Hydraulically actuated, variable valve drive of an internal combustion engine

Publications (1)

Publication Number Publication Date
AU2003232767A1 true AU2003232767A1 (en) 2003-12-19

Family

ID=29432458

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003232767A Abandoned AU2003232767A1 (en) 2002-05-31 2003-05-14 Hydraulically actuated, variable valve drive of an internal combustion engine

Country Status (4)

Country Link
EP (1) EP1509686B1 (en)
AU (1) AU2003232767A1 (en)
DE (2) DE10224039A1 (en)
WO (1) WO2003102384A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT500679B8 (en) * 2004-06-16 2007-02-15 Ge Jenbacher Gmbh & Co Ohg VALVE DRIVE
DE602004003936T2 (en) * 2004-09-14 2007-06-06 CRF Società Consortile per Azioni, Orbassano Internal combustion engine with variably controlled valves, which are each provided with a hydraulic plunger outside of the respective actuator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258672A (en) * 1978-10-20 1981-03-31 Hietikko Calvin N Variable lift camming apparatus and methods of constructing and utilizing same
US4796573A (en) * 1987-10-02 1989-01-10 Allied-Signal Inc. Hydraulic engine valve lifter assembly
US5085181A (en) * 1990-06-18 1992-02-04 Feuling Engineering, Inc. Electro/hydraulic variable valve timing system
DE4224988A1 (en) * 1991-08-02 1993-02-04 Elsbett L Combined hydrostatic valve control and injection pump - are located in single housing, and both use same camshafts, levers, etc.
DE4428309A1 (en) * 1993-08-24 1995-03-02 Schaeffler Waelzlager Kg Valve bucket tappet
IT1285853B1 (en) * 1996-04-24 1998-06-24 Fiat Ricerche INTERNAL COMBUSTION ENGINE WITH VARIABLE OPERATION VALVES.
JP2001518587A (en) * 1997-08-28 2001-10-16 ディーゼル エンジン リターダーズ，インコーポレイテッド Hydraulic valve actuator
IT1307361B1 (en) * 1999-10-06 2001-11-06 Fiat Ricerche IMPROVEMENTS TO INTERNAL COMBUSTION ENGINES WITH VARIABLE ADJUSTMENT VALVES.
ITTO20010272A1 (en) * 2001-03-23 2002-09-23 Fiat Ricerche INTERNAL COMBUSTION ENGINE WITH VARIABLE ACTUATED VALVES AND AUXILIARY HYDRAULIC TAPPETS.

Also Published As

Publication number Publication date
DE10224039A1 (en) 2003-12-11
EP1509686B1 (en) 2006-05-31
DE50303590D1 (en) 2006-07-06
WO2003102384A1 (en) 2003-12-11
EP1509686A1 (en) 2005-03-02

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase