IT1120790B - Mezzi di comando idraulici,regolabili per le valvole di macchine motrici e macchine operatrici - Google Patents

Mezzi di comando idraulici,regolabili per le valvole di macchine motrici e macchine operatrici

Info

Publication number
IT1120790B
IT1120790B IT23337/79A IT2333779A IT1120790B IT 1120790 B IT1120790 B IT 1120790B IT 23337/79 A IT23337/79 A IT 23337/79A IT 2333779 A IT2333779 A IT 2333779A IT 1120790 B IT1120790 B IT 1120790B
Authority
IT
Italy
Prior art keywords
machines
valves
adjustable
hydraulic control
control units
Prior art date
Application number
IT23337/79A
Other languages
English (en)
Other versions
IT7923337A0 (it
Original Assignee
Maschf Augsburg Nuernberg Ag
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 Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of IT7923337A0 publication Critical patent/IT7923337A0/it
Application granted granted Critical
Publication of IT1120790B publication Critical patent/IT1120790B/it

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
    • 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
    • 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
IT23337/79A 1978-06-09 1979-06-07 Mezzi di comando idraulici,regolabili per le valvole di macchine motrici e macchine operatrici IT1120790B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782825316 DE2825316A1 (de) 1978-06-09 1978-06-09 Regelbare hydraulische ventilsteuerung fuer hubkolbenkraft- oder arbeitsmaschinen

Publications (2)

Publication Number Publication Date
IT7923337A0 IT7923337A0 (it) 1979-06-07
IT1120790B true IT1120790B (it) 1986-03-26

Family

ID=6041417

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23337/79A IT1120790B (it) 1978-06-09 1979-06-07 Mezzi di comando idraulici,regolabili per le valvole di macchine motrici e macchine operatrici

Country Status (11)

Country Link
US (1) US4231543A (it)
JP (1) JPS551492A (it)
DD (1) DD144289A1 (it)
DE (1) DE2825316A1 (it)
FR (1) FR2428144A1 (it)
GB (1) GB2027486B (it)
HU (1) HU180498B (it)
IN (1) IN151054B (it)
IT (1) IT1120790B (it)
SE (1) SE433100B (it)
SU (1) SU950198A3 (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4716863A (en) * 1985-11-15 1988-01-05 Pruzan Daniel A Internal combustion engine valve actuation system
GB8614310D0 (en) * 1986-06-12 1986-07-16 South Western Ind Res Variable actuator
US4724801A (en) * 1987-01-15 1988-02-16 Olin Corporation Hydraulic valve-operating system for internal combustion engines
SU1621816A3 (ru) * 1987-02-10 1991-01-15 Интератом Гмбх (Фирма) Гидравлическое устройство управлени клапанами двигател внутреннего сгорани
US5002022A (en) * 1989-08-30 1991-03-26 Cummins Engine Company, Inc. Valve control system with a variable timing hydraulic link
DE3939066A1 (de) * 1989-11-25 1991-05-29 Bosch Gmbh Robert Elektrohydraulische ventilsteuervorrichtung fuer brennkraftmaschinen
DE3939002A1 (de) * 1989-11-25 1991-05-29 Bosch Gmbh Robert Hydraulische ventilsteuervorrichtung fuer eine mehrzylinder-brennkraftmaschine
DE3939934A1 (de) * 1989-12-02 1991-06-06 Man Nutzfahrzeuge Ag Ventilsteuerung fuer gaswechselventile von brennkraftmaschinen
DE4221097A1 (de) * 1992-06-26 1994-01-05 Rexroth Mannesmann Gmbh Ventilsteuerung für ein Ventil einer Brennkraftmaschine
DE19543080C2 (de) * 1995-11-18 1999-10-28 Man B & W Diesel Ag Vorrichtung zur Steuerung von Ventilen einer Brennkraftmaschine, insbesondere des Gaszufuhrventils eines Gasmotors
FI101998B1 (fi) * 1996-01-26 1998-09-30 Taimo Tapio Stenman Laite polttomoottorin venttiilien toiminnan ohjaamiseksi
US5857438A (en) * 1997-03-18 1999-01-12 Barnard; Daniel Wayne Hydraulically operated variable valve control mechanism
DK0909883T3 (da) * 1997-10-14 2003-01-06 Waertsilae Nsd Schweiz Ag Anordning og fremgangsmåde til ventilstyring af en reverserbar dieselforbrændingskraftmaskine
BR9814889A (pt) * 1997-11-21 2000-10-03 Diesel Engine Retarders Inc Sistema de atuação de válvula para atuar pelo menos uma válvula em um motor durante uma operação do motor, sistema de partida para um conjunto de atuação de válvula de motor, e, processo de remover pelo menos um dentre ar e resìduos de um conjunto de atuação de válvula de motor durante uma operação de partida de motor
DE19756018A1 (de) * 1997-12-17 1999-06-24 Porsche Ag Einrichtung zur Druck- und/oder Schmiermittelbeaufschlagung eines hydraulischen Verbrauchers in einer Brennkraftmaschine
HU221875B1 (hu) * 2000-06-13 2003-02-28 Attila Püski Szelepvezérlő belső égésű motorhoz
DE10220692A1 (de) * 2002-05-10 2003-11-20 Hydraulik Ring Gmbh Ventilhubsteuerung für Verbrennungsmotoren von Kraftfahrzeugen
FI117348B (fi) * 2004-02-24 2006-09-15 Taimo Tapio Stenman Hydraulinen laitejärjestely polttomoottorin venttiilien toiminnan ohjaamiseksi
DE102006008676A1 (de) * 2006-02-24 2007-08-30 Schaeffler Kg Zylinderkopf einer Brennkraftmaschine mit elektrohydraulischer Ventilsteuerung
DE102006015720A1 (de) * 2006-04-04 2007-10-11 Robert Bosch Gmbh Ventilsteuerung
DE102011054933A1 (de) 2011-10-28 2013-05-02 Dspace Digital Signal Processing And Control Engineering Gmbh Verfahren zur Erfassung eines Drehwinkels

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1250677B (de) * 1967-09-21 Dipl -Ing Dr Dr h c Hans List, Graz (Osterreich) Hydraulische Steuerungseinrichtung fur Brennkraftmaschmenventile, insbesondere fur die Emblasventile einer Gasmaschine
US1690032A (en) * 1927-04-25 1928-10-30 Noble Hydraulic valve gear
DE467440C (de) * 1927-05-08 1928-10-25 Waggon Und Maschb Akt Ges Goer Druckfluessigkeitssteuerung fuer Ventile von Brennkraftmaschinen
US2329662A (en) * 1941-11-12 1943-09-14 Wright Aeronautical Corp Hydraulic valve gear
US2443312A (en) * 1944-03-06 1948-06-15 Hpm Dev Corp Pressure cylinder
US2494183A (en) * 1946-07-06 1950-01-10 John W Lincoln Control system for hydraulically actuated valves and the like
US2602434A (en) * 1947-03-29 1952-07-08 Worthington Pump & Mach Corp Hydraulic valve operating mechanism operable to vary valve lift and valve timing
US2615438A (en) * 1948-08-04 1952-10-28 Preston T Tucker Hydraulic mechanism for actuating valves
US2785667A (en) * 1953-11-18 1957-03-19 Nordberg Manufacturing Co Hydraulic mechanism for actuating an engine valve with variable timing
US3139077A (en) * 1963-03-19 1964-06-30 Robert A Beucher Valve operating mechanism
US3369460A (en) * 1966-04-15 1968-02-20 Caterpillar Tractor Co Hydromechanical lost motion servo valve
GB1224168A (en) * 1967-07-21 1971-03-03 Bryce Berger Ltd Hydraulic actuating systems for internal combustion engine poppet valves
US3872844A (en) * 1973-11-12 1975-03-25 Cooper Ind Inc Fuel injection control system
DE2448311B2 (de) * 1974-10-10 1978-03-23 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Regelbare hydraulische Ventilsteuerung für Hubkolbenkraft- oder Arbeitsmaschinen

Also Published As

Publication number Publication date
SE7905018L (sv) 1979-12-10
JPS551492A (en) 1980-01-08
DE2825316A1 (de) 1979-12-20
GB2027486B (en) 1982-10-13
FR2428144A1 (fr) 1980-01-04
US4231543A (en) 1980-11-04
DD144289A1 (de) 1980-10-08
SE433100B (sv) 1984-05-07
IT7923337A0 (it) 1979-06-07
GB2027486A (en) 1980-02-20
FR2428144B1 (it) 1984-06-29
HU180498B (en) 1983-03-28
SU950198A3 (ru) 1982-08-07
IN151054B (it) 1983-02-19

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