DE50303590D1 - Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine - Google Patents

Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine

Info

Publication number
DE50303590D1
DE50303590D1 DE50303590T DE50303590T DE50303590D1 DE 50303590 D1 DE50303590 D1 DE 50303590D1 DE 50303590 T DE50303590 T DE 50303590T DE 50303590 T DE50303590 T DE 50303590T DE 50303590 D1 DE50303590 D1 DE 50303590D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
variable valve
hydraulically actuated
valve transmission
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
DE50303590T
Other languages
English (en)
Inventor
Martin Rauch
Michael Haas
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.)
Schaeffler Technologies AG 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
Priority to DE50303590T priority Critical patent/DE50303590D1/de
Application granted granted Critical
Publication of DE50303590D1 publication Critical patent/DE50303590D1/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
    • 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
DE50303590T 2002-05-31 2003-05-14 Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine Expired - Lifetime DE50303590D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50303590T DE50303590D1 (de) 2002-05-31 2003-05-14 Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10224039A DE10224039A1 (de) 2002-05-31 2002-05-31 Hydraulisch betätigter, variabler Ventiltrieb einer Brennkraftmaschine
DE50303590T DE50303590D1 (de) 2002-05-31 2003-05-14 Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine
PCT/EP2003/005014 WO2003102384A1 (de) 2002-05-31 2003-05-14 Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine

Publications (1)

Publication Number Publication Date
DE50303590D1 true DE50303590D1 (de) 2006-07-06

Family

ID=29432458

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10224039A Withdrawn DE10224039A1 (de) 2002-05-31 2002-05-31 Hydraulisch betätigter, variabler Ventiltrieb einer Brennkraftmaschine
DE50303590T Expired - Lifetime DE50303590D1 (de) 2002-05-31 2003-05-14 Hydraulisch betätigter, variabler ventiltrieb einer brennkraftmaschine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10224039A Withdrawn DE10224039A1 (de) 2002-05-31 2002-05-31 Hydraulisch betätigter, variabler Ventiltrieb einer Brennkraftmaschine

Country Status (4)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT500679B8 (de) * 2004-06-16 2007-02-15 Ge Jenbacher Gmbh & Co Ohg Ventilantrieb
DE602004003936T2 (de) * 2004-09-14 2007-06-06 CRF Società Consortile per Azioni, Orbassano Brennkraftmaschine mit variabel angesteuerten Ventilen, welche jeweils mit einem hydraulischen Stößel außerhalb des jeweiligen Aktors versehen sind

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 (de) * 1991-08-02 1993-02-04 Elsbett L Hydrostatische ventilbetaetigung
DE4428309A1 (de) * 1993-08-24 1995-03-02 Schaeffler Waelzlager Kg Tassenförmiger Ventilstößel
IT1285853B1 (it) * 1996-04-24 1998-06-24 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile.
JP2001518587A (ja) * 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 油圧弁アクチュエータ
IT1307361B1 (it) * 1999-10-06 2001-11-06 Fiat Ricerche Perfezionamenti ai motori a combustione interna con valvole adazionamento variabile.
ITTO20010272A1 (it) * 2001-03-23 2002-09-23 Fiat Ricerche Motore a combustione interna con valvole ad azionamento variabile e punteria idraulica ausiliaria.

Also Published As

Publication number Publication date
AU2003232767A1 (en) 2003-12-19
DE10224039A1 (de) 2003-12-11
EP1509686B1 (de) 2006-05-31
WO2003102384A1 (de) 2003-12-11
EP1509686A1 (de) 2005-03-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 H, DE

R081 Change of applicant/patentee

Ref document number: 1509686

Country of ref document: EP

Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE

Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 HERZOGENAURACH, DE

Effective date: 20120828