GB8713764D0 - Variable actuator for valve - Google Patents

Variable actuator for valve

Info

Publication number
GB8713764D0
GB8713764D0 GB878713764A GB8713764A GB8713764D0 GB 8713764 D0 GB8713764 D0 GB 8713764D0 GB 878713764 A GB878713764 A GB 878713764A GB 8713764 A GB8713764 A GB 8713764A GB 8713764 D0 GB8713764 D0 GB 8713764D0
Authority
GB
United Kingdom
Prior art keywords
valve
variable actuator
actuator
variable
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.)
Withdrawn
Application number
GB878713764A
Other versions
GB2194587A (en
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.)
SOUTH WESTERN IND RES
Original Assignee
SOUTH WESTERN IND RES
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 SOUTH WESTERN IND RES filed Critical SOUTH WESTERN IND RES
Publication of GB8713764D0 publication Critical patent/GB8713764D0/en
Publication of GB2194587A publication Critical patent/GB2194587A/en
Withdrawn legal-status Critical Current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
    • 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
    • F01L13/0031—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 tappet or pushrod length
    • 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
    • F01L1/14—Tappets; Push rods
    • F01L1/16—Silencing impact; Reducing wear
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
GB08713764A 1986-06-12 1987-06-12 Variable actuator for a valve Withdrawn GB2194587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868614310A GB8614310D0 (en) 1986-06-12 1986-06-12 Variable actuator

Publications (2)

Publication Number Publication Date
GB8713764D0 true GB8713764D0 (en) 1987-07-15
GB2194587A GB2194587A (en) 1988-03-09

Family

ID=10599348

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868614310A Pending GB8614310D0 (en) 1986-06-12 1986-06-12 Variable actuator
GB08713764A Withdrawn GB2194587A (en) 1986-06-12 1987-06-12 Variable actuator for a valve

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868614310A Pending GB8614310D0 (en) 1986-06-12 1986-06-12 Variable actuator

Country Status (3)

Country Link
EP (1) EP0309468B1 (en)
GB (2) GB8614310D0 (en)
WO (1) WO1987007677A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01134018A (en) * 1987-11-19 1989-05-26 Honda Motor Co Ltd Valve system for internal combustion engine
DE4102537A1 (en) * 1991-01-29 1992-07-30 Man Nutzfahrzeuge Ag EXHAUST VALVE TUNEL FOR AN INTERNAL COMBUSTION ENGINE
US5255641A (en) 1991-06-24 1993-10-26 Ford Motor Company Variable engine valve control system
JP2931099B2 (en) * 1991-11-29 1999-08-09 キャタピラー インコーポレイテッド Engine valve seating speed buffering hydraulic snubber
WO1993014339A1 (en) * 1992-01-13 1993-07-22 Caterpillar Inc. Engine valve seating velocity hydraulic snubber
DE4423657C2 (en) * 1994-07-06 1997-10-02 Daimler Benz Ag Actuating device for an engine brake valve of an internal combustion engine
DE10049698A1 (en) * 2000-10-07 2002-04-11 Hydraulik Ring Gmbh Switch for internal combustion engine inlet/outlet valves, has actuation element with damping device on side remote from hydraulic medium opposing force exerted by medium
DE102006040671A1 (en) * 2006-08-30 2008-03-06 Schaeffler Kg Throttle valve for an internal combustion engine with electrohydraulic valve control
EP2055906A1 (en) 2007-10-31 2009-05-06 Caterpillar Motoren GmbH & Co. KG Device and method for controlling valves
FI121245B (en) * 2008-10-29 2010-08-31 Waertsilae Finland Oy Control arrangements for the valve drive machinery and method for controlling the closing movement of the valve drive machinery

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1250677B (en) * 1967-09-21 Dipl -Ing Dr Dr h c Hans List, Graz (Osterreich) Hydraulic control device for internal combustion engine valves, in particular for the blow-in valves of a gas engine
DE2057667A1 (en) * 1970-11-24 1972-06-08 Willy Bartels Valve control of a piston engine
US3938483A (en) * 1973-08-20 1976-02-17 Joseph Carl Firey Gasoline engine torque regulator
FR2252023A5 (en) * 1973-11-20 1975-06-13 Chrysler France Shock absorber for IC engine valve tappet - face plates control oil flow around and through damping piston around tappet
GB1533654A (en) * 1975-12-03 1978-11-29 British Leyland Uk Ltd Internal combustion engine
US4009694A (en) * 1976-04-15 1977-03-01 Joseph Carl Firey Gasoline engine torque regulator with partial speed correction
DE2825316A1 (en) * 1978-06-09 1979-12-20 Maschf Augsburg Nuernberg Ag ADJUSTABLE HYDRAULIC VALVE CONTROL FOR PISTON POWER OR MACHINERY MACHINES
FR2468732A1 (en) * 1979-10-26 1981-05-08 Renault VARIABLE DISTRIBUTION WITH HYDRAULIC CONTROL FOR INTERNAL COMBUSTION ENGINES
DE3004396A1 (en) * 1980-02-07 1981-08-13 Dr.Ing.H.C. F. Porsche Ag, 7000 Stuttgart VALVE CONTROL FOR INTERNAL COMBUSTION ENGINES
GB2107393B (en) * 1981-10-20 1984-10-24 Lucas Ind Plc I c engine with a fluid pressure valve operating system
GB2124701B (en) * 1982-07-30 1985-09-11 Lucas Ind Plc Actuating system for engine valves

Also Published As

Publication number Publication date
WO1987007677A1 (en) 1987-12-17
GB8614310D0 (en) 1986-07-16
EP0309468A1 (en) 1989-04-05
EP0309468B1 (en) 1991-06-12
GB2194587A (en) 1988-03-09

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)