FR2671377B1 - - Google Patents

Info

Publication number
FR2671377B1
FR2671377B1 FR9100141A FR9100141A FR2671377B1 FR 2671377 B1 FR2671377 B1 FR 2671377B1 FR 9100141 A FR9100141 A FR 9100141A FR 9100141 A FR9100141 A FR 9100141A FR 2671377 B1 FR2671377 B1 FR 2671377B1
Authority
FR
France
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
FR9100141A
Other languages
French (fr)
Other versions
FR2671377A1 (en
Inventor
Patrick Gastaldi
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR9100141A priority Critical patent/FR2671377A1/en
Priority to EP92400025A priority patent/EP0498682A1/en
Publication of FR2671377A1 publication Critical patent/FR2671377A1/en
Application granted granted Critical
Publication of FR2671377B1 publication Critical patent/FR2671377B1/fr
Granted 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
    • F01L1/02—Valve drive
    • F01L1/024—Belt drive
    • 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
    • F01L13/0005—Deactivating valves
    • 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
    • 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
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • F01L9/12—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F01L9/14—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423—Details relating to the hydraulic feeding circuit
    • F01L2001/34446—Fluid accumulators for the feeding circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
FR9100141A 1991-01-08 1991-01-08 VALVE CONTROL DEVICE WITH SHUTDOWN FUNCTION FOR INTERNAL COMBUSTION ENGINE. Granted FR2671377A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9100141A FR2671377A1 (en) 1991-01-08 1991-01-08 VALVE CONTROL DEVICE WITH SHUTDOWN FUNCTION FOR INTERNAL COMBUSTION ENGINE.
EP92400025A EP0498682A1 (en) 1991-01-08 1992-01-07 Deactivating valve operating device for an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9100141A FR2671377A1 (en) 1991-01-08 1991-01-08 VALVE CONTROL DEVICE WITH SHUTDOWN FUNCTION FOR INTERNAL COMBUSTION ENGINE.

Publications (2)

Publication Number Publication Date
FR2671377A1 FR2671377A1 (en) 1992-07-10
FR2671377B1 true FR2671377B1 (en) 1994-12-09

Family

ID=9408506

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9100141A Granted FR2671377A1 (en) 1991-01-08 1991-01-08 VALVE CONTROL DEVICE WITH SHUTDOWN FUNCTION FOR INTERNAL COMBUSTION ENGINE.

Country Status (2)

Country Link
EP (1) EP0498682A1 (en)
FR (1) FR2671377A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2857074B1 (en) * 2003-07-02 2006-09-29 Channel Tunnel Group Ltd DEVICE FOR CONVERTING ANGULAR MOVEMENT INTO LINEAR MOVEMENT
DE102004050225A1 (en) * 2004-10-15 2006-04-20 Robert Bosch Gmbh Method for operating an internal combustion engine
EP3156619B1 (en) * 2015-10-13 2018-06-06 C.R.F. Società Consortile per Azioni System and method for variable actuation of a valve of an internal combustion engine, with a device for dampening pressure oscillations
DE102016219227A1 (en) * 2016-10-05 2018-04-05 Schaeffler Technologies AG & Co. KG Gas exchange valve drive with a damper chamber connected to a pressure chamber via a throttle
CN110005498B (en) * 2019-05-15 2021-04-02 杰锋汽车动力系统股份有限公司 Two-stage variable valve lift mechanism for internal combustion engine
CN110615516A (en) * 2019-09-19 2019-12-27 河南盛润水处理技术有限公司 A settling chamber inner wall cleaning equipment for handling metal waste water

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134371A (en) * 1977-04-28 1979-01-16 Hausknecht Louis A Valve control system
GB2017861B (en) * 1978-04-04 1982-07-14 Turner D Means for selectively transmitting drive
JPS59170415A (en) * 1983-03-17 1984-09-26 Nissan Motor Co Ltd Internal-combustion engine
JPS61187506A (en) * 1985-02-15 1986-08-21 Odai Tekko Kk Tappet valve mechanism with pause function in internal-combustion engine
AU5537690A (en) * 1989-05-25 1990-12-18 William Bulens Device for automobile motor timing system with variable valve lifts

Also Published As

Publication number Publication date
EP0498682A1 (en) 1992-08-12
FR2671377A1 (en) 1992-07-10

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Legal Events

Date Code Title Description
ST Notification of lapse