DE68919896D1 - Selbsttätige Steuerverstellvorrichtung für eine Brennkraftmaschine. - Google Patents

Selbsttätige Steuerverstellvorrichtung für eine Brennkraftmaschine.

Info

Publication number
DE68919896D1
DE68919896D1 DE68919896T DE68919896T DE68919896D1 DE 68919896 D1 DE68919896 D1 DE 68919896D1 DE 68919896 T DE68919896 T DE 68919896T DE 68919896 T DE68919896 T DE 68919896T DE 68919896 D1 DE68919896 D1 DE 68919896D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
automatic control
adjustment device
control adjustment
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
DE68919896T
Other languages
English (en)
Other versions
DE68919896T2 (de
Inventor
Pier Luigi Scapecchi
Giovanni Coghi
Paolo Lanati
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.)
Fiat Auto SpA
Original Assignee
Fiat Auto SpA
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 Fiat Auto SpA filed Critical Fiat Auto SpA
Publication of DE68919896D1 publication Critical patent/DE68919896D1/de
Application granted granted Critical
Publication of DE68919896T2 publication Critical patent/DE68919896T2/de
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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
DE68919896T 1988-05-05 1989-04-14 Selbsttätige Steuerverstellvorrichtung für eine Brennkraftmaschine. Expired - Fee Related DE68919896T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20464/88A IT1217500B (it) 1988-05-05 1988-05-05 Dispositivo per la variazione automatica della fasatura per un motore a c.i.

Publications (2)

Publication Number Publication Date
DE68919896D1 true DE68919896D1 (de) 1995-01-26
DE68919896T2 DE68919896T2 (de) 1995-05-04

Family

ID=11167344

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68919896T Expired - Fee Related DE68919896T2 (de) 1988-05-05 1989-04-14 Selbsttätige Steuerverstellvorrichtung für eine Brennkraftmaschine.

Country Status (4)

Country Link
US (1) US4889086A (de)
EP (1) EP0340821B1 (de)
DE (1) DE68919896T2 (de)
IT (1) IT1217500B (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0727365Y2 (ja) * 1988-08-18 1995-06-21 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
DE3830382C1 (de) * 1988-09-07 1990-01-18 Daimler-Benz Aktiengesellschaft, 7000 Stuttgart, De
JP2781195B2 (ja) * 1989-02-28 1998-07-30 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
DE3907077A1 (de) * 1989-03-04 1990-09-06 Daimler Benz Ag Einrichtung zur relativen winkelverstellung einer nockenwelle von brennkraftmaschinen
IT1233099B (it) * 1989-06-28 1992-03-14 Goriziane Off Mec Variatore di fase, particolarmente per la variazione della fase relativa fra l'albero a camme ed il meccanismo di comando della distribuzione in un motore a combustione interna
US5058539A (en) * 1989-09-20 1991-10-22 Atsugi Unisia Corporation Valve timing adjusting system for internal combustion engine
US5119691A (en) * 1989-10-10 1992-06-09 General Motors Corporation Hydraulic phasers and valve means therefor
US5033327A (en) * 1989-10-10 1991-07-23 General Motors Corporation Camshaft phasing drive with wedge actuators
US5163872A (en) * 1989-10-10 1992-11-17 General Motors Corporation Compact camshaft phasing drive
US5172659A (en) * 1989-10-16 1992-12-22 Borg-Warner Automotive Transmission & Engine Components Corporation Differential pressure control system for variable camshaft timing system
US5088456A (en) * 1990-01-30 1992-02-18 Atsugi-Unisia Corporation Valve timing control system to adjust phase relationship between maximum, intermediate, and minimum advance position
JP2760619B2 (ja) * 1990-01-30 1998-06-04 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
FR2658239A1 (en) * 1990-01-30 1991-08-16 Atsugi Unigia Corp Apparatus for adjusting the valve control of an internal combustion engine
US4976229A (en) * 1990-02-12 1990-12-11 Siemens Automotive L.P. Engine camshaft phasing
JPH04191406A (ja) * 1990-11-26 1992-07-09 Atsugi Unisia Corp 内燃機関のバルブタイミング制御装置
US5097804A (en) * 1991-04-18 1992-03-24 Eaton Corporation Phase change device
JP2570766Y2 (ja) * 1991-08-23 1998-05-13 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
DE4128656C2 (de) * 1991-08-29 1994-10-20 Bosch Gmbh Robert Hydraulische Stelleinrichtung und deren Verwendung
JPH0547309U (ja) * 1991-11-28 1993-06-22 株式会社ユニシアジェックス 内燃機関のバルブタイミング制御装置
DE4218082C5 (de) * 1992-06-01 2006-06-29 Schaeffler Kg Vorrichtung zur kontinuierlichen Winkelverstellung zwischen zwei in Antriebsverbindung stehenden Wellen
US5297508A (en) * 1993-07-06 1994-03-29 Ford Motor Company Variable camshaft drive system for internal combustion engine
DE19633418A1 (de) * 1996-08-20 1998-03-05 Porsche Ag Vorrichtung zur Abdichtung eines feststehenden, zylindrischen Bauteils
WO2006047099A2 (en) 2004-10-26 2006-05-04 George Louie Continuously variable valve timing device
US7866292B2 (en) * 2008-03-26 2011-01-11 AES Industries Inc Apparatus and methods for continuous variable valve timing
US8016684B2 (en) * 2008-07-29 2011-09-13 Honda Motor Company, Ltd. Centrifugal advance mechanism

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1093715B (it) * 1978-03-24 1985-07-26 Alfa Romeo Spa Variatore di fase della distribuzione per motore alternativo a combustione interna
IT1150995B (it) * 1980-07-31 1986-12-17 Alfa Romeo Spa Variatore automatico di fase per motore a combustione interna
IT1152959B (it) * 1982-05-17 1987-01-14 Alfa Romeo Spa Dispositivo per la variazione automatica della fasatura di un albero a camme
US4601266A (en) * 1983-12-30 1986-07-22 Renold Plc Phasing device for machine applications
US4811698A (en) * 1985-05-22 1989-03-14 Atsugi Motor Parts Company, Limited Valve timing adjusting mechanism for internal combustion engine for adjusting timing of intake valve and/or exhaust valve corresponding to engine operating conditions
DE3616234A1 (de) * 1986-05-14 1987-11-19 Bayerische Motoren Werke Ag Vorrichtung zur relativen drehlagenaenderung zweier in antriebsverbindung stehender wellen, insbesondere zwischen in einem maschinengehaeuse einer brennkraftmaschine gelagerten kurbelwelle und nockenwelle

Also Published As

Publication number Publication date
EP0340821B1 (de) 1994-12-14
US4889086A (en) 1989-12-26
IT1217500B (it) 1990-03-22
DE68919896T2 (de) 1995-05-04
IT8820464A0 (it) 1988-05-05
EP0340821A2 (de) 1989-11-08
EP0340821A3 (en) 1990-04-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee