FI102691B1 - Internal combustion engine valve control system - Google Patents

Internal combustion engine valve control system

Info

Publication number
FI102691B1
FI102691B1 FI973212A FI973212A FI102691B1 FI 102691 B1 FI102691 B1 FI 102691B1 FI 973212 A FI973212 A FI 973212A FI 973212 A FI973212 A FI 973212A FI 102691 B1 FI102691 B1 FI 102691B1
Authority
FI
Finland
Prior art keywords
control system
combustion engine
internal combustion
valve control
engine valve
Prior art date
Application number
FI973212A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI973212A0 (en
FI973212A (en
FI102691B (en
Inventor
Taimo Tapio Stenman
Original Assignee
Taimo Tapio Stenman
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 to FI960352A priority Critical patent/FI101998B/en
Priority to PCT/FI1997/000013 priority patent/WO1998030787A1/en
Application filed by Taimo Tapio Stenman filed Critical Taimo Tapio Stenman
Priority to FI973212A priority patent/FI102691B1/en
Publication of FI973212A0 publication Critical patent/FI973212A0/en
Publication of FI973212A publication Critical patent/FI973212A/en
Application granted granted Critical
Publication of FI102691B publication Critical patent/FI102691B/en
Publication of FI102691B1 publication Critical patent/FI102691B1/en

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
    • F01L9/12—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 with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F01L9/14—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 with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/08—Shape of cams
    • 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
FI973212A 1996-01-26 1997-08-01 Internal combustion engine valve control system FI102691B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI960352A FI101998B (en) 1996-01-26 1996-01-26 Device for controlling the function of the valves in an internal combustion engine
PCT/FI1997/000013 WO1998030787A1 (en) 1996-01-26 1997-01-13 A device for controlling the valves of an internal combustion engine
FI973212A FI102691B1 (en) 1996-01-26 1997-08-01 Internal combustion engine valve control system

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
FI960352A FI101998B (en) 1996-01-26 1996-01-26 Device for controlling the function of the valves in an internal combustion engine
FI960352 1996-01-26
FI9700013 1997-01-13
PCT/FI1997/000013 WO1998030787A1 (en) 1996-01-26 1997-01-13 A device for controlling the valves of an internal combustion engine
FI973212 1997-08-01
FI973212A FI102691B1 (en) 1996-01-26 1997-08-01 Internal combustion engine valve control system

Publications (4)

Publication Number Publication Date
FI973212A0 FI973212A0 (en) 1997-08-01
FI973212A FI973212A (en) 1997-08-16
FI102691B FI102691B (en) 1999-01-29
FI102691B1 true FI102691B1 (en) 1999-01-29

Family

ID=27241665

Family Applications (2)

Application Number Title Priority Date Filing Date
FI960352A FI101998B (en) 1996-01-26 1996-01-26 Device for controlling the function of the valves in an internal combustion engine
FI973212A FI102691B1 (en) 1996-01-26 1997-08-01 Internal combustion engine valve control system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FI960352A FI101998B (en) 1996-01-26 1996-01-26 Device for controlling the function of the valves in an internal combustion engine

Country Status (2)

Country Link
FI (2) FI101998B (en)
WO (1) WO1998030787A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20030389A1 (en) * 2003-06-23 2004-12-24 Magneti Marelli Powertrain Spa ELECTROHYDRAULIC VALVE OPERATION GROUP
FI117348B (en) * 2004-02-24 2006-09-15 Taimo Tapio Stenman Hydraulic device arrangement for controlling the operation of internal combustion engine valves
DE102008049181A1 (en) * 2008-09-26 2010-04-01 Schaeffler Kg Electrohydraulic valve control
EP2184451B1 (en) * 2008-11-07 2011-08-17 C.R.F. Società Consortile per Azioni Diesel engine having cams for driving the intake valves which have a main lobe and an additional lobe connected to each other
EP2184452B1 (en) 2008-11-07 2011-02-23 C.R.F. Società Consortile per Azioni Diesel engine having a system for variable control of the intake valves and inner exhaust gas recirculation
KR101657322B1 (en) 2008-11-20 2016-09-13 바르실라 핀랜드 오이 Method of controlling turbocharger speed of a piston engine and a control system for a turbocharged piston engine
FI124576B (en) * 2012-10-18 2014-10-31 Wärtsilä Finland Oy Gasväxelventilarrangemang
EP2832960B1 (en) 2013-08-01 2015-09-16 C.R.F. Società Consortile per Azioni Internal combustion engine having a system for variable actuation of the intake valves, provided with an electrically actuated control valve having two ways and three positions
CN114088924B (en) * 2021-11-16 2023-06-02 江苏徐工工程机械研究院有限公司 Monitoring device and monitoring method for engineering machinery lubricating oil

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2448311B2 (en) * 1974-10-10 1978-03-23 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Adjustable hydraulic valve control for reciprocating piston engines or machines
DE2636944A1 (en) * 1976-08-17 1978-02-23 Inst Motorenbau Prof Huber E V IC engine cylinder valve control system - has hydraulic transmission stopping or starting required cylinder valves
DE2825316A1 (en) * 1978-06-09 1979-12-20 Maschf Augsburg Nuernberg Ag ADJUSTABLE HYDRAULIC VALVE CONTROL FOR PISTON POWER OR MACHINERY MACHINES
JPS6095114A (en) * 1983-10-31 1985-05-28 Fujio Inoue Valve switching mechanism of motor
DE3909822A1 (en) * 1989-03-25 1990-09-27 Bosch Gmbh Robert Device for actuation and control of the valves of an internal combustion engine
DE3939934A1 (en) * 1989-12-02 1991-06-06 Man Nutzfahrzeuge Ag VALVE CONTROL FOR GAS EXCHANGE VALVES OF INTERNAL COMBUSTION ENGINES

Also Published As

Publication number Publication date
WO1998030787A1 (en) 1998-07-16
FI973212A0 (en) 1997-08-01
FI960352A0 (en) 1996-01-26
FI973212A (en) 1997-08-16
FI102691B (en) 1999-01-29
FI101998B1 (en) 1998-09-30
FI101998B (en) 1998-09-30
FI960352A (en) 1997-08-16

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