GB2478559B - Internal combustion engine valve control - Google Patents

Internal combustion engine valve control

Info

Publication number
GB2478559B
GB2478559B GB1003900.6A GB201003900A GB2478559B GB 2478559 B GB2478559 B GB 2478559B GB 201003900 A GB201003900 A GB 201003900A GB 2478559 B GB2478559 B GB 2478559B
Authority
GB
United Kingdom
Prior art keywords
combustion engine
internal combustion
valve control
engine valve
control
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 - Fee Related
Application number
GB1003900.6A
Other versions
GB2478559A (en
GB201003900D0 (en
Inventor
Richard Terry Stephen
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.)
TCK ENGINES Ltd
Original Assignee
TCK ENGINES 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 TCK ENGINES Ltd filed Critical TCK ENGINES Ltd
Priority to GB1003900.6A priority Critical patent/GB2478559B/en
Publication of GB201003900D0 publication Critical patent/GB201003900D0/en
Publication of GB2478559A publication Critical patent/GB2478559A/en
Application granted granted Critical
Publication of GB2478559B publication Critical patent/GB2478559B/en
Expired - Fee Related 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
    • 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
    • F01L1/146—Push-rods
    • 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
    • F01L1/181—Centre 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
    • F01L1/30—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
    • 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
    • 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
    • F01L13/0021—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 rocker arm ratio
GB1003900.6A 2010-03-10 2010-03-10 Internal combustion engine valve control Expired - Fee Related GB2478559B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1003900.6A GB2478559B (en) 2010-03-10 2010-03-10 Internal combustion engine valve control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1003900.6A GB2478559B (en) 2010-03-10 2010-03-10 Internal combustion engine valve control

Publications (3)

Publication Number Publication Date
GB201003900D0 GB201003900D0 (en) 2010-04-21
GB2478559A GB2478559A (en) 2011-09-14
GB2478559B true GB2478559B (en) 2016-05-25

Family

ID=42136707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1003900.6A Expired - Fee Related GB2478559B (en) 2010-03-10 2010-03-10 Internal combustion engine valve control

Country Status (1)

Country Link
GB (1) GB2478559B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8272357B2 (en) * 2009-07-23 2012-09-25 Lgd Technology, Llc Crossover valve systems
AT514535B1 (en) * 2013-06-18 2017-05-15 Avl List Gmbh Valve actuator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030159667A1 (en) * 1997-02-13 2003-08-28 Armstrong Mark Frederick Adjustment mechanism for valves
US20090090323A1 (en) * 2007-10-05 2009-04-09 Honda Motor Co., Ltd. Variable valve opening property internal combustion engine
WO2010007429A2 (en) * 2008-07-15 2010-01-21 Stephen Richard Terry Internal combustion engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030159667A1 (en) * 1997-02-13 2003-08-28 Armstrong Mark Frederick Adjustment mechanism for valves
US20090090323A1 (en) * 2007-10-05 2009-04-09 Honda Motor Co., Ltd. Variable valve opening property internal combustion engine
WO2010007429A2 (en) * 2008-07-15 2010-01-21 Stephen Richard Terry Internal combustion engine

Also Published As

Publication number Publication date
GB2478559A (en) 2011-09-14
GB201003900D0 (en) 2010-04-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160825