FR2749347B1 - Dispositif de commande hydraulique de soupape a commande libre - Google Patents

Dispositif de commande hydraulique de soupape a commande libre

Info

Publication number
FR2749347B1
FR2749347B1 FR9706598A FR9706598A FR2749347B1 FR 2749347 B1 FR2749347 B1 FR 2749347B1 FR 9706598 A FR9706598 A FR 9706598A FR 9706598 A FR9706598 A FR 9706598A FR 2749347 B1 FR2749347 B1 FR 2749347B1
Authority
FR
France
Prior art keywords
controlled valve
free control
hydraulically controlled
hydraulically
free
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
FR9706598A
Other languages
English (en)
Other versions
FR2749347A1 (fr
Inventor
Ulrich Letsche
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 FR2749347A1 publication Critical patent/FR2749347A1/fr
Application granted granted Critical
Publication of FR2749347B1 publication Critical patent/FR2749347B1/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)
FR9706598A 1996-05-31 1997-05-29 Dispositif de commande hydraulique de soupape a commande libre Expired - Fee Related FR2749347B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19621951A DE19621951C1 (de) 1996-05-31 1996-05-31 Hydraulische Venbtilsteuervorrichtung

Publications (2)

Publication Number Publication Date
FR2749347A1 FR2749347A1 (fr) 1997-12-05
FR2749347B1 true FR2749347B1 (fr) 1999-06-25

Family

ID=7795842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9706598A Expired - Fee Related FR2749347B1 (fr) 1996-05-31 1997-05-29 Dispositif de commande hydraulique de soupape a commande libre

Country Status (4)

Country Link
US (1) US5765515A (fr)
DE (1) DE19621951C1 (fr)
FR (1) FR2749347B1 (fr)
GB (1) GB2313624B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19716042C1 (de) 1997-04-17 1998-05-07 Daimler Benz Ag Hydraulische Steuervorrichtung für wenigstens ein Hubventil
DE19853355C1 (de) * 1998-11-19 2000-08-31 Daimler Chrysler Ag Hydraulisch steuerbares Hubventil
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
FR2815075B1 (fr) * 2000-10-05 2003-01-24 Renault Sport Dispositif d'actionnement de soupapes, et procede de commande pour un tel dispositif
US6701888B2 (en) * 2000-12-01 2004-03-09 Caterpillar Inc Compression brake system for an internal combustion engine
US7040265B2 (en) * 2003-06-03 2006-05-09 Daimlerchrysler Corporation Multiple displacement system for an engine
US20040244751A1 (en) * 2003-06-03 2004-12-09 Falkowski Alan G. Deactivating valve lifter
US6964252B2 (en) * 2003-09-22 2005-11-15 Daimlerchrysler Corporation Valve lifter for internal combustion engine
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
US8978604B2 (en) 2012-03-31 2015-03-17 Jiangsu Gongda Power Technologies Co., Ltd. Variable valve actuator
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 (5)

* 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
US5224683A (en) * 1992-03-10 1993-07-06 North American Philips Corporation Hydraulic actuator with hydraulic springs
DE19501495C1 (de) * 1995-01-19 1995-11-23 Daimler Benz Ag Hydraulische Ventilsteuervorrichtung

Also Published As

Publication number Publication date
FR2749347A1 (fr) 1997-12-05
DE19621951C1 (de) 1997-07-10
GB9710969D0 (en) 1997-07-23
US5765515A (en) 1998-06-16
GB2313624B (en) 1998-05-06
GB2313624A (en) 1997-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070131