ES2024058B3 - HYDRAULIC VALVE OPENING UNIT IN THE CYLINDER HEAD OF A FUEL MACHINE - Google Patents

HYDRAULIC VALVE OPENING UNIT IN THE CYLINDER HEAD OF A FUEL MACHINE

Info

Publication number
ES2024058B3
ES2024058B3 ES89104989T ES89104989T ES2024058B3 ES 2024058 B3 ES2024058 B3 ES 2024058B3 ES 89104989 T ES89104989 T ES 89104989T ES 89104989 T ES89104989 T ES 89104989T ES 2024058 B3 ES2024058 B3 ES 2024058B3
Authority
ES
Spain
Prior art keywords
cylinder head
valve opening
hydraulic valve
opening unit
fuel machine
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 - Lifetime
Application number
ES89104989T
Other languages
Spanish (es)
Inventor
Jurij Gartner
Anton Schollweck
Peter Langen
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Application granted granted Critical
Publication of ES2024058B3 publication Critical patent/ES2024058B3/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
ES89104989T 1988-03-24 1989-03-21 HYDRAULIC VALVE OPENING UNIT IN THE CYLINDER HEAD OF A FUEL MACHINE Expired - Lifetime ES2024058B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3809953A DE3809953C1 (en) 1988-03-24 1988-03-24

Publications (1)

Publication Number Publication Date
ES2024058B3 true ES2024058B3 (en) 1992-02-16

Family

ID=6350591

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89104989T Expired - Lifetime ES2024058B3 (en) 1988-03-24 1989-03-21 HYDRAULIC VALVE OPENING UNIT IN THE CYLINDER HEAD OF A FUEL MACHINE

Country Status (3)

Country Link
EP (1) EP0334272B1 (en)
DE (2) DE3809953C1 (en)
ES (1) ES2024058B3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5127375A (en) * 1991-04-04 1992-07-07 Ford Motor Company Hydraulic valve control system for internal combustion engines
ATE357582T1 (en) 2004-12-23 2007-04-15 Fiat Ricerche INTERNAL COMBUSTION ENGINE WITH HYDRAULIC VARIABLE VALVES

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH243908A (en) * 1944-11-27 1946-08-15 Schweizerische Lokomotiv Fluid brake with check valve on the passive piston of hydraulically controlled valves of internal combustion engines.
DE2840445C2 (en) * 1978-09-16 1984-10-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Hydraulic device for operating a gas exchange valve for internal combustion engines
DE3611476A1 (en) * 1986-04-05 1987-10-08 Irm Antriebstech Gmbh Method for the actuation of valves for exhaust and refill in internal combustion engines with direct hydraulic transmission
DE3621402A1 (en) * 1986-06-26 1988-01-14 Kloeckner Humboldt Deutz Ag Hydraulically actuated tappet
DE3625664A1 (en) * 1986-07-29 1988-02-04 Bayerische Motoren Werke Ag Device for influencing the valve stroke controlled by a cam

Also Published As

Publication number Publication date
EP0334272A1 (en) 1989-09-27
DE58900184D1 (en) 1991-08-29
EP0334272B1 (en) 1991-07-24
DE3809953C1 (en) 1989-08-24

Similar Documents

Publication Publication Date Title
FR2675848B1 (en) TORCH CELL AND CYLINDER HEAD ASSOCIATED WITH A MULTI-FUEL ENGINE.
GB2221065B (en) A two-stroke cycle engine
NO177507C (en) Piston / cylinder engine with rotating cylinder block
GB2229771B (en) A combustion chamber in a two stroke engine
KR900011961A (en) Steam turbine with improved internal cylinder
GB2222213B (en) Hydraulic cylinder
KR890016457U (en) Gas cylinder's cylinder valve
DK524589A (en) LUBRICATING UNIT FOR A CYLINDER IN A COMBUSTION ENGINE
AU621940B2 (en) A cylinder piston device
DK0774073T3 (en) Hydraulic axial piston machine with a bevel plate
IT9020120A0 (en) CRANK CONTROL WITH PLANETARY JOINT PIN, SUITABLE FOR PISTON ENGINES AND MACHINE TOOLS
IT8820632A0 (en) PROCEDURE AND DEVICE FOR MAKING DESIGNS ON SOCKS IN DOUBLE CYLINDER CIRCULAR MACHINES.
ES2024058B3 (en) HYDRAULIC VALVE OPENING UNIT IN THE CYLINDER HEAD OF A FUEL MACHINE
KR900702241A (en) Hydraulic supply to work machine cylinder
DE58904870D1 (en) ENGINE BRAKE WITH A THROTTLE VALVE IN THE CYLINDER HEAD OF THE POWER MACHINE.
BR8904766A (en) SEALING ARRANGEMENT FOR A CYLINDER
FR2639847B1 (en) CYLINDER CRUSHER
IT8948691A0 (en) HEAD FOR ALTERNATIVE ENDothermic ENGINES EQUIPPED WITH AT LEAST ONE VALVE CONTROLLED FOR BOTH INTAKE AND EXHAUST
AR244394A1 (en) A new cylinder head for diesel engines.
IT8840177A0 (en) DOUBLE ACTING FLUID DYNAMIC CYLINDER
IT8803317A0 (en) DEVICE FOR ROTARY COUPLING WITH THE ENGINE OF THE TWO CYLINDERS OF A DOUBLE CYLINDER LOCK
IT8763297V0 (en) DOUBLE IGNITION IN CYLINDER MESIA COMBUSTION ENGINES.
IT1229911B (en) PLUG WITH HYDRAULIC CONTROL
PL274003A1 (en) Combustion engine with a spinning-pulsating piston
IT8833611V0 (en) CYLINDER JOINT