FR2658239A1 - Apparatus for adjusting the valve control of an internal combustion engine - Google Patents

Apparatus for adjusting the valve control of an internal combustion engine Download PDF

Info

Publication number
FR2658239A1
FR2658239A1 FR9101056A FR9101056A FR2658239A1 FR 2658239 A1 FR2658239 A1 FR 2658239A1 FR 9101056 A FR9101056 A FR 9101056A FR 9101056 A FR9101056 A FR 9101056A FR 2658239 A1 FR2658239 A1 FR 2658239A1
Authority
FR
France
Prior art keywords
pressure
valve
control
phase
chamber
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.)
Granted
Application number
FR9101056A
Other languages
English (en)
French (fr)
Other versions
FR2658239B1 (enrdf_load_stackoverflow
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.)
Hitachi Ltd
Original Assignee
Atsugi Unisia Corp
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 JP2005090A external-priority patent/JPH03225004A/ja
Priority claimed from JP1953790U external-priority patent/JPH03110106U/ja
Priority claimed from JP1953990U external-priority patent/JPH0744724Y2/ja
Priority claimed from JP1954090U external-priority patent/JPH0744725Y2/ja
Application filed by Atsugi Unisia Corp filed Critical Atsugi Unisia Corp
Publication of FR2658239A1 publication Critical patent/FR2658239A1/fr
Application granted granted Critical
Publication of FR2658239B1 publication Critical patent/FR2658239B1/fr
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
    • F16D3/10—Couplings with means for varying the angular relationship of two coaxial shafts during motion
    • 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
    • F01L1/34403—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 helically teethed sleeve or gear moving axially between crankshaft and camshaft
    • F01L1/34406—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 helically teethed sleeve or gear moving axially between crankshaft and camshaft the helically teethed sleeve being located in the camshaft driving pulley
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases
    • F02F7/006—Camshaft or pushrod housings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Device For Special Equipments (AREA)
FR9101056A 1990-01-30 1991-01-30 Apparatus for adjusting the valve control of an internal combustion engine Granted FR2658239A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2005090A JPH03225004A (ja) 1990-01-30 1990-01-30 内燃機関のバルブタイミング制御装置
JP1953790U JPH03110106U (enrdf_load_stackoverflow) 1990-02-28 1990-02-28
JP1953990U JPH0744724Y2 (ja) 1990-02-28 1990-02-28 内燃機関のバルブタイミング制御装置
JP1954090U JPH0744725Y2 (ja) 1989-09-20 1990-02-28 内燃機関のバルブタイミング制御装置

Publications (2)

Publication Number Publication Date
FR2658239A1 true FR2658239A1 (en) 1991-08-16
FR2658239B1 FR2658239B1 (enrdf_load_stackoverflow) 1993-06-18

Family

ID=27457211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9101056A Granted FR2658239A1 (en) 1990-01-30 1991-01-30 Apparatus for adjusting the valve control of an internal combustion engine

Country Status (1)

Country Link
FR (1) FR2658239A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680543A1 (fr) * 1991-08-23 1993-02-26 Atsugi Unisia Corp Systeme de reglage de synchronisation des soupapes d'un moteur a combustion interne.

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535731A (en) * 1982-05-17 1985-08-20 Alfa Romeo Auto S.P.A. Device for automatically varying the timing of a camshaft
EP0296885A1 (en) * 1987-06-23 1988-12-28 Honda Giken Kogyo Kabushiki Kaisha Valve timing control device for use in internal combustion engine
EP0340821A2 (en) * 1988-05-05 1989-11-08 FIAT AUTO S.p.A. Automatic timing variation device for an internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535731A (en) * 1982-05-17 1985-08-20 Alfa Romeo Auto S.P.A. Device for automatically varying the timing of a camshaft
EP0296885A1 (en) * 1987-06-23 1988-12-28 Honda Giken Kogyo Kabushiki Kaisha Valve timing control device for use in internal combustion engine
EP0340821A2 (en) * 1988-05-05 1989-11-08 FIAT AUTO S.p.A. Automatic timing variation device for an internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680543A1 (fr) * 1991-08-23 1993-02-26 Atsugi Unisia Corp Systeme de reglage de synchronisation des soupapes d'un moteur a combustion interne.

Also Published As

Publication number Publication date
FR2658239B1 (enrdf_load_stackoverflow) 1993-06-18

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