FR2709150B1 - Dispositif de commande de levée et temps d'ouverture variable d'une soupape. - Google Patents

Dispositif de commande de levée et temps d'ouverture variable d'une soupape.

Info

Publication number
FR2709150B1
FR2709150B1 FR9213805A FR9213805A FR2709150B1 FR 2709150 B1 FR2709150 B1 FR 2709150B1 FR 9213805 A FR9213805 A FR 9213805A FR 9213805 A FR9213805 A FR 9213805A FR 2709150 B1 FR2709150 B1 FR 2709150B1
Authority
FR
France
Prior art keywords
valve
opening time
variable opening
controlling lift
lift
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
FR9213805A
Other languages
English (en)
Other versions
FR2709150A1 (fr
Inventor
Jean-Pierre Picchi
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.)
Individual
Original Assignee
Individual
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
Priority claimed from FR9212803A external-priority patent/FR2709149A1/fr
Application filed by Individual filed Critical Individual
Priority to FR9213805A priority Critical patent/FR2709150B1/fr
Publication of FR2709150A1 publication Critical patent/FR2709150A1/fr
Application granted granted Critical
Publication of FR2709150B1 publication Critical patent/FR2709150B1/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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • 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
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
FR9213805A 1992-10-16 1992-11-10 Dispositif de commande de levée et temps d'ouverture variable d'une soupape. Expired - Fee Related FR2709150B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9213805A FR2709150B1 (fr) 1992-10-16 1992-11-10 Dispositif de commande de levée et temps d'ouverture variable d'une soupape.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9212803A FR2709149A1 (fr) 1992-10-16 1992-10-16 Dispositif de commande de levée et temps d'ouverture variable d'une soupape.
FR9213805A FR2709150B1 (fr) 1992-10-16 1992-11-10 Dispositif de commande de levée et temps d'ouverture variable d'une soupape.

Publications (2)

Publication Number Publication Date
FR2709150A1 FR2709150A1 (fr) 1995-02-24
FR2709150B1 true FR2709150B1 (fr) 1996-08-30

Family

ID=26229823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9213805A Expired - Fee Related FR2709150B1 (fr) 1992-10-16 1992-11-10 Dispositif de commande de levée et temps d'ouverture variable d'une soupape.

Country Status (1)

Country Link
FR (1) FR2709150B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10020884A1 (de) * 2000-04-28 2001-10-31 Mahle Ventiltrieb Gmbh Steuereinrichtung für ein Ein- oder Auslaßventil eines Verbrennungsmotors
CN100572764C (zh) * 2008-08-08 2009-12-23 冯子光 一种发动机的可变气门装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2567569B1 (fr) * 1984-07-13 1988-10-28 Peugeot Dispositif de commande variable d'une soupape a partir d'un arbre a cames
FR2584773B1 (fr) * 1985-07-15 1989-07-28 Peugeot Dispositif de commande variable d'une soupape de moteur a combustion interne
JP2814613B2 (ja) * 1989-10-12 1998-10-27 日産自動車株式会社 エンジンの弁作動装置
IT1240107B (it) * 1990-02-16 1993-11-27 Ferrari Spa Sistema di distribuzione variabile, in particolare per un motore endotermico.
JPH04109010A (ja) * 1990-08-27 1992-04-10 Ntn Corp 可変バルブタイミング装置

Also Published As

Publication number Publication date
FR2709150A1 (fr) 1995-02-24

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse