FR2749346B1 - Dispositif hydraulique de commande de soupape a commande libre - Google Patents

Dispositif hydraulique de commande de soupape a commande libre

Info

Publication number
FR2749346B1
FR2749346B1 FR9706597A FR9706597A FR2749346B1 FR 2749346 B1 FR2749346 B1 FR 2749346B1 FR 9706597 A FR9706597 A FR 9706597A FR 9706597 A FR9706597 A FR 9706597A FR 2749346 B1 FR2749346 B1 FR 2749346B1
Authority
FR
France
Prior art keywords
control device
free
control valve
hydraulic control
hydraulic
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 - Fee Related
Application number
FR9706597A
Other languages
English (en)
Other versions
FR2749346A1 (fr
Inventor
Ulrich Letsche
Ralf Gapp
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of FR2749346A1 publication Critical patent/FR2749346A1/fr
Application granted granted Critical
Publication of FR2749346B1 publication Critical patent/FR2749346B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S137/00—Fluid handling
    • Y10S137/906—Valves biased by fluid "springs"

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
FR9706597A 1996-05-31 1997-05-29 Dispositif hydraulique de commande de soupape a commande libre Expired - Fee Related FR2749346B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19621719A DE19621719C1 (de) 1996-05-31 1996-05-31 Hydraulische Ventilsteuervorrichtung

Publications (2)

Publication Number Publication Date
FR2749346A1 FR2749346A1 (fr) 1997-12-05
FR2749346B1 true FR2749346B1 (fr) 1999-06-25

Family

ID=7795692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9706597A Expired - Fee Related FR2749346B1 (fr) 1996-05-31 1997-05-29 Dispositif hydraulique de commande de soupape a commande libre

Country Status (4)

Country Link
US (1) US5809950A (fr)
DE (1) DE19621719C1 (fr)
FR (1) FR2749346B1 (fr)
GB (1) GB2312018B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19853355C1 (de) 1998-11-19 2000-08-31 Daimler Chrysler Ag Hydraulisch steuerbares Hubventil
US6315265B1 (en) * 1999-04-14 2001-11-13 Wisconsin Alumni Research Foundation Variable valve timing actuator
US6209563B1 (en) 2000-01-07 2001-04-03 Saturn Electronics & Engineering, Inc. Solenoid control valve
US6321767B1 (en) 2000-01-10 2001-11-27 Saturn Electronics & Engineering, Inc. High flow solenoid control valve
US6581634B2 (en) 2000-01-10 2003-06-24 Saturn Electronics & Engineering, Inc. Solenoid control valve with particle gettering magnet
WO2003038246A2 (fr) * 2001-10-19 2003-05-08 Robert Bosch Gmbh Actionneur hydraulique pour soupape a deux voies a gaz
DE10226254A1 (de) * 2002-06-13 2003-12-24 Bosch Gmbh Robert Hydraulisch gesteuerter Aktuator zur Betätigung eines auslaßseitigen Gaswechselventils einer Brennkraftmaschine
US6675751B1 (en) * 2003-03-12 2004-01-13 Ford Global Technologies, Inc. Two-mass bi-directional hydraulic damper
US6886510B2 (en) * 2003-04-02 2005-05-03 General Motors Corporation Engine valve actuator assembly with dual hydraulic feedback
US6896236B2 (en) * 2003-06-02 2005-05-24 Ford Global Technologies, Llc Controlled leakage hydraulic damper
US20040244751A1 (en) * 2003-06-03 2004-12-09 Falkowski Alan G. Deactivating valve lifter
US7040265B2 (en) 2003-06-03 2006-05-09 Daimlerchrysler Corporation Multiple displacement system for an engine
US6964252B2 (en) * 2003-09-22 2005-11-15 Daimlerchrysler Corporation Valve lifter for internal combustion engine
WO2006108438A1 (fr) * 2005-04-14 2006-10-19 Man B & W Diesel A/S Ensemble soupape d'echappement de gros moteur diesel deux temps
US7302920B2 (en) * 2005-06-16 2007-12-04 Zheng Lou Variable valve actuator
US7156058B1 (en) * 2005-06-16 2007-01-02 Zheng Lou Variable valve actuator
US7290509B2 (en) * 2005-08-01 2007-11-06 Zheng Lou Variable valve actuator
US7370615B2 (en) * 2005-08-01 2008-05-13 Lgd Technology, Llc Variable valve actuator
US20080041467A1 (en) * 2006-08-16 2008-02-21 Eaton Corporation Digital control valve assembly for a hydraulic actuator
US7766302B2 (en) * 2006-08-30 2010-08-03 Lgd Technology, Llc Variable valve actuator with latches at both ends
US8978604B2 (en) 2012-03-31 2015-03-17 Jiangsu Gongda Power Technologies Co., Ltd. Variable valve actuator
GB2519601B (en) * 2013-10-28 2017-10-11 Jaguar Land Rover Ltd Torque Modulation for Internal Combustion Engine
CN103993925B (zh) * 2014-05-19 2016-08-24 宁波华液机器制造有限公司 可变驱动器
DE102015212376A1 (de) * 2015-07-02 2017-01-05 Robert Bosch Gmbh Elektromagnetisch betätigbares Saugventil für eine Hochdruckpumpe sowie Hochdruckpumpe
DE102019209003A1 (de) * 2019-06-19 2020-12-24 Robert Bosch Gmbh Ventil zur variablen Drosselung einer Hydraulikströmung mit einem dauerfesten, mechanischen Mittel zur Reduzierung möglicher Ventil-Schwingungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3139399A1 (de) * 1981-09-30 1983-04-14 Gebrüder Sulzer AG, 8401 Winterthur Antrieb fuer ein schwingungsfaehiges system
US5193495A (en) * 1991-07-16 1993-03-16 Southwest Research Institute Internal combustion engine valve control device
US5248123A (en) * 1991-12-11 1993-09-28 North American Philips Corporation Pilot operated hydraulic valve actuator
DE19501495C1 (de) * 1995-01-19 1995-11-23 Daimler Benz Ag Hydraulische Ventilsteuervorrichtung

Also Published As

Publication number Publication date
FR2749346A1 (fr) 1997-12-05
GB9710970D0 (en) 1997-07-23
GB2312018A (en) 1997-10-15
DE19621719C1 (de) 1997-07-17
US5809950A (en) 1998-09-22
GB2312018B (en) 1998-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20080131