FR2032705A5 - - Google Patents

Info

Publication number
FR2032705A5
FR2032705A5 FR7003724A FR7003724A FR2032705A5 FR 2032705 A5 FR2032705 A5 FR 2032705A5 FR 7003724 A FR7003724 A FR 7003724A FR 7003724 A FR7003724 A FR 7003724A FR 2032705 A5 FR2032705 A5 FR 2032705A5
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
Application number
FR7003724A
Other languages
French (fr)
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 SpA
Original Assignee
Fiat 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 SpA filed Critical Fiat SpA
Application granted granted Critical
Publication of FR2032705A5 publication Critical patent/FR2032705A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D13/00—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing
    • F02D13/02—Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
    • F02D13/0203—Variable control of intake and exhaust valves
    • F02D13/0207—Variable control of intake and exhaust valves changing valve lift or valve lift and timing
    • F02D13/0211—Variable control of intake and exhaust valves changing valve lift or valve lift and timing the change of valve timing is caused by the change in valve lift, i.e. both valve lift and timing are functionally related
    • 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
    • F01L1/12—Transmitting gear between valve drive and 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
    • 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
    • F01L13/0021—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 by modification of rocker arm ratio
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/03—Auxiliary actuators
    • F01L2820/035—Centrifugal forces
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
FR7003724A 1969-02-13 1970-02-03 Expired FR2032705A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5058169 1969-02-13

Publications (1)

Publication Number Publication Date
FR2032705A5 true FR2032705A5 (enExample) 1970-11-27

Family

ID=11273318

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7003724A Expired FR2032705A5 (enExample) 1969-02-13 1970-02-03

Country Status (5)

Country Link
US (1) US3641988A (enExample)
DE (2) DE2006618A1 (enExample)
ES (1) ES376448A1 (enExample)
FR (1) FR2032705A5 (enExample)
GB (1) GB1299673A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472078A1 (fr) * 1979-12-21 1981-06-26 Baguena Michel Distribution variable pour moteur a quatre temps
EP0112644A1 (en) * 1982-12-24 1984-07-04 Ford Motor Company Limited Engine camshaft drive mechanism
EP0280667A1 (en) * 1987-02-26 1988-08-31 Ab Volvo A valve mechanism for an internal combustion engine

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786792A (en) * 1971-05-28 1974-01-22 Mack Trucks Variable valve timing system
DE2363891A1 (de) * 1973-07-13 1975-06-26 Daimler Benz Ag Ventilverstellung fuer brennkraftmaschinen
US4336775A (en) * 1975-12-12 1982-06-29 Eaton Corporation Valve selector
US4200081A (en) * 1975-12-15 1980-04-29 Eaton Corporation Valve selector
DE2753197A1 (de) * 1976-12-15 1978-06-22 Eaton Corp Ventilsteuervorrichtung
DE2710189A1 (de) * 1977-03-09 1978-09-14 Daimler Benz Ag Brennkraftmaschine mit interner verbrennung
US4203397A (en) * 1978-06-14 1980-05-20 Eaton Corporation Engine valve control mechanism
US4388897A (en) * 1980-09-22 1983-06-21 Bernard Rosa Variable camshaft assembly
JPS57188717A (en) * 1981-05-18 1982-11-19 Nissan Motor Co Ltd Intake and exhaust valve drive device in internal combustion engine
US4438737A (en) * 1981-10-13 1984-03-27 Investment Rarities, Incorporated Apparatus and method for controlling the valve operation of an internal combustion engine
JPS5896134A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
JPS5896135A (ja) * 1981-12-03 1983-06-08 Honda Motor Co Ltd 内燃機関の弁駆動制御装置
US4457268A (en) * 1982-01-25 1984-07-03 Jones Darrell L Valve position control device
AU545712B2 (en) * 1982-07-23 1985-07-25 Honda Giken Kogyo Kabushiki Kaisha I.c. engine valve actuating apparatus
US4556025A (en) * 1983-11-18 1985-12-03 Mazda Motor Corporation Engine valve mechanism having valve disabling device
US4643141A (en) * 1986-01-26 1987-02-17 Bledsoe Phillip G Internal combustion engine valve lift and cam duration control system
WO1987007323A1 (en) * 1986-05-21 1987-12-03 Bennett Automotive Technology Pty. Ltd. Engines for use with gaseous fuels
AU593665B2 (en) * 1986-05-21 1990-02-15 Bennett Automotive Technology Pty. Ltd. Engines for use with gaseous fuels
DE3833540A1 (de) * 1988-10-01 1990-04-12 Peter Prof Dr Ing Kuhn Vorrichtung zur betaetigung der ventile an verbrennungsmotoren mit veraenderlicher ventilerhebungskurve
JP2700692B2 (ja) * 1989-06-30 1998-01-21 スズキ株式会社 ４サイクルエンジンの動弁装置
JPH0830403B2 (ja) * 1989-12-21 1996-03-27 卓也 松本 エンジンのバルブ駆動装置
JP2546435B2 (ja) * 1990-11-05 1996-10-23 三菱自動車工業株式会社 内燃機関のシリンダヘッド
US5197447A (en) * 1992-04-14 1993-03-30 Dick Leon B Engine having valve stroke adjuster and fuel preheater
US5988125A (en) * 1997-08-07 1999-11-23 Unisia Jecs Corporation Variable valve actuation apparatus for engine
DE19854382B4 (de) 1998-11-25 2009-01-02 Alstom Verfahren und Vorrichtung zur Zerstäubung flüssigen Brennstoffs für eine Feuerungsanlage
DE10040544A1 (de) * 2000-08-18 2002-02-28 Schaeffler Waelzlager Ohg Variabler Ventiltrieb zur Laststeuerung einer fremdgezündeten Brennkraftmaschine
AT411090B (de) 2000-12-12 2003-09-25 Jenbacher Ag Vollvariabler hydraulischer ventilantrieb
US7082912B2 (en) * 2001-03-16 2006-08-01 Folino Frank A System and method for controlling engine valve lift and valve opening percentage
EP1379759A4 (en) 2001-03-16 2005-01-12 Frank A Folino SYSTEM FOR ACTUATING THE VALVE DESMODROMIQUE
US6953014B2 (en) * 2001-03-16 2005-10-11 Folino Frank A Thermal compensating desmodromic valve actuation system
FR2838769B1 (fr) * 2002-04-22 2005-04-22 Mdi Motor Dev Internat Detendeur a debit variable et distribution par soupape a commande progressive pour moteur a injection d'air comprime fonctionnant en mono et pluri energie et autres moteurs ou compresseurs
US7128034B2 (en) * 2002-10-18 2006-10-31 Maclean-Fogg Company Valve lifter body
US6871622B2 (en) 2002-10-18 2005-03-29 Maclean-Fogg Company Leakdown plunger
US7273026B2 (en) * 2002-10-18 2007-09-25 Maclean-Fogg Company Roller follower body
US7028654B2 (en) 2002-10-18 2006-04-18 The Maclean-Fogg Company Metering socket
US7191745B2 (en) 2002-10-18 2007-03-20 Maclean-Fogg Company Valve operating assembly
FR2877991B1 (fr) * 2004-11-16 2007-03-30 Renault Sas Dispositif ameliore de commande de soupape de moteur a combustion interne, a levee variable
EP1712747A1 (de) * 2005-04-17 2006-10-18 Uwe Eisenbeis Ventiltrieb mit variablem Ventilhub und Steuerzeiten für hochdrehende Verbrennungsmotoren
ATE537334T1 (de) * 2008-03-12 2011-12-15 Kawasaki Heavy Ind Ltd Ventilbetätigungsmechanismus
US7866292B2 (en) * 2008-03-26 2011-01-11 AES Industries Inc Apparatus and methods for continuous variable valve timing
US8033261B1 (en) 2008-11-03 2011-10-11 Robbins Warren H Valve actuation system and related methods
JP5486958B2 (ja) * 2010-02-26 2014-05-07 本田技研工業株式会社 ロッカーアーム構造
US10316709B2 (en) 2015-09-21 2019-06-11 Eaton Intelligent Power Limited Electromechanical valve lash adjuster
GB2583912A (en) 2019-05-06 2020-11-18 Caterpillar Motoren Gmbh & Co Charge changing control device, reciprocating engine and method for operating a charge changing control device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2191459A (en) * 1940-02-27 duncan
DE311884C (enExample) *
US2097883A (en) * 1932-12-15 1937-11-02 Goetaverken Ab Internal combustion power plant
US2305787A (en) * 1937-09-18 1942-12-22 Kales Josef Internal combustion engine
US2804061A (en) * 1955-01-04 1957-08-27 John G Gamble Valve-actuating mechanism for internal combustion engines
US2851023A (en) * 1956-04-26 1958-09-09 Leroy A Durkan Variable valve timing
FR1284700A (fr) * 1961-01-07 1962-02-16 Commande de distribution variable
US3261338A (en) * 1964-07-13 1966-07-19 Automobile Racing Club Of Okla Valve timing mechanism
US3413965A (en) * 1967-07-13 1968-12-03 Ford Motor Co Mechanism for varying the operation of a reciprocating member
US3481314A (en) * 1967-08-29 1969-12-02 Georges G Lecrenn Means for optimizing the performance of internal combustion engines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472078A1 (fr) * 1979-12-21 1981-06-26 Baguena Michel Distribution variable pour moteur a quatre temps
EP0112644A1 (en) * 1982-12-24 1984-07-04 Ford Motor Company Limited Engine camshaft drive mechanism
EP0280667A1 (en) * 1987-02-26 1988-08-31 Ab Volvo A valve mechanism for an internal combustion engine
US4829949A (en) * 1987-02-26 1989-05-16 Ab Volvo Valve mechanism for an internal combustion engine

Also Published As

Publication number Publication date
US3641988A (en) 1972-02-15
ES376448A1 (es) 1972-04-16
DE2006618A1 (de) 1971-02-18
DE7005077U (de) 1971-05-27
GB1299673A (en) 1972-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse