GB2580029B - Electromagnetic engine valve actuator - Google Patents

Electromagnetic engine valve actuator Download PDF

Info

Publication number
GB2580029B
GB2580029B GB1820682.1A GB201820682A GB2580029B GB 2580029 B GB2580029 B GB 2580029B GB 201820682 A GB201820682 A GB 201820682A GB 2580029 B GB2580029 B GB 2580029B
Authority
GB
United Kingdom
Prior art keywords
valve actuator
engine valve
electromagnetic engine
electromagnetic
actuator
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.)
Active
Application number
GB1820682.1A
Other versions
GB2580029A (en
GB201820682D0 (en
Inventor
tyrell Richard
Stone Roger
Kelly David
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.)
Jaguar Land Rover Ltd
Original Assignee
Jaguar Land Rover Ltd
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 Jaguar Land Rover Ltd filed Critical Jaguar Land Rover Ltd
Priority to GB1820682.1A priority Critical patent/GB2580029B/en
Publication of GB201820682D0 publication Critical patent/GB201820682D0/en
Publication of GB2580029A publication Critical patent/GB2580029A/en
Application granted granted Critical
Publication of GB2580029B publication Critical patent/GB2580029B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • 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
    • F01L1/30—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of positively opened and closed valves, i.e. desmodromic valves
    • 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
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F01L9/22—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by rotary motors
    • 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
    • F01L9/40—Methods of operation thereof; Control of valve actuation, e.g. duration or lift
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • 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
    • F01L1/18—Rocking arms or levers
    • F01L1/185—Overhead end-pivot rocking arms
    • 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
    • F01L1/20—Adjusting or compensating clearance
    • F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
    • F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
    • F01L1/2405—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device located between the cylinder head and rocker arm
    • 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
    • F01L2305/00—Valve arrangements comprising rollers
GB1820682.1A 2018-12-19 2018-12-19 Electromagnetic engine valve actuator Active GB2580029B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1820682.1A GB2580029B (en) 2018-12-19 2018-12-19 Electromagnetic engine valve actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1820682.1A GB2580029B (en) 2018-12-19 2018-12-19 Electromagnetic engine valve actuator

Publications (3)

Publication Number Publication Date
GB201820682D0 GB201820682D0 (en) 2019-01-30
GB2580029A GB2580029A (en) 2020-07-15
GB2580029B true GB2580029B (en) 2022-01-05

Family

ID=65147187

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1820682.1A Active GB2580029B (en) 2018-12-19 2018-12-19 Electromagnetic engine valve actuator

Country Status (1)

Country Link
GB (1) GB2580029B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114483331B (en) * 2022-01-21 2022-12-09 重庆长安汽车股份有限公司 Control method of variable valve lift system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2823529A1 (en) * 2001-04-11 2002-10-18 Sagem Equipment for control of internal combustion engine valve, comprises motor driven articulated rod linkage which is attached to valve push rod and is able to modify the valve opening and closing times
GB2554721A (en) * 2016-10-06 2018-04-11 Camcon Auto Ltd Electromagnetic actuator and methods of operation thereof
GB2554722A (en) * 2016-10-06 2018-04-11 Camcon Auto Ltd An actuation apparatus and methods of operation thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2823529A1 (en) * 2001-04-11 2002-10-18 Sagem Equipment for control of internal combustion engine valve, comprises motor driven articulated rod linkage which is attached to valve push rod and is able to modify the valve opening and closing times
GB2554721A (en) * 2016-10-06 2018-04-11 Camcon Auto Ltd Electromagnetic actuator and methods of operation thereof
GB2554722A (en) * 2016-10-06 2018-04-11 Camcon Auto Ltd An actuation apparatus and methods of operation thereof

Also Published As

Publication number Publication date
GB2580029A (en) 2020-07-15
GB201820682D0 (en) 2019-01-30

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