GB2593935B - Continuous variable valve duration apparatus - Google Patents

Continuous variable valve duration apparatus Download PDF

Info

Publication number
GB2593935B
GB2593935B GB2005363.3A GB202005363A GB2593935B GB 2593935 B GB2593935 B GB 2593935B GB 202005363 A GB202005363 A GB 202005363A GB 2593935 B GB2593935 B GB 2593935B
Authority
GB
United Kingdom
Prior art keywords
variable valve
continuous variable
valve duration
duration apparatus
continuous
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
GB2005363.3A
Other versions
GB2593935A (en
GB202005363D0 (en
Inventor
Pattakos Manousos
Pattakos John
Pattakos Emmanouel
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB202005363D0 publication Critical patent/GB202005363D0/en
Publication of GB2593935A publication Critical patent/GB2593935A/en
Application granted granted Critical
Publication of GB2593935B publication Critical patent/GB2593935B/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
    • F01L1/047—Camshafts
    • 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
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • 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
    • F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
    • F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the 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
    • 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
    • F01L1/356—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 making the angular relationship oscillate, e.g. non-homokinetic drive
    • 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
    • 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
    • F01L1/047—Camshafts
    • F01L2001/0476—Camshaft bearings
    • 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
    • F01L2013/10—Auxiliary actuators for variable valve timing
    • F01L2013/103—Electric motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
GB2005363.3A 2020-04-06 2020-04-14 Continuous variable valve duration apparatus Active GB2593935B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB2005068.8A GB202005068D0 (en) 2020-04-06 2020-04-06 Continous variable valve duration apparatus

Publications (3)

Publication Number Publication Date
GB202005363D0 GB202005363D0 (en) 2020-05-27
GB2593935A GB2593935A (en) 2021-10-13
GB2593935B true GB2593935B (en) 2022-11-30

Family

ID=70768787

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB2005068.8A Ceased GB202005068D0 (en) 2020-04-06 2020-04-06 Continous variable valve duration apparatus
GB2005363.3A Active GB2593935B (en) 2020-04-06 2020-04-14 Continuous variable valve duration apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB2005068.8A Ceased GB202005068D0 (en) 2020-04-06 2020-04-06 Continous variable valve duration apparatus

Country Status (1)

Country Link
GB (2) GB202005068D0 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2365508A (en) * 2000-08-08 2002-02-20 Mechadyne Internat Plc Variable valve timing mechanism

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2365508A (en) * 2000-08-08 2002-02-20 Mechadyne Internat Plc Variable valve timing mechanism

Also Published As

Publication number Publication date
GB2593935A (en) 2021-10-13
GB202005068D0 (en) 2020-05-20
GB202005363D0 (en) 2020-05-27

Similar Documents

Publication Publication Date Title
GB2604275B (en) Massage apparatus
GB202005821D0 (en) Apparatus
GB202401418D0 (en) Apparatus
GB2593935B (en) Continuous variable valve duration apparatus
GB202001561D0 (en) Valve apparatus
GB2597104B (en) Breathwork apparatus
GB202004775D0 (en) Apparatus
GB2605755B (en) Valve Apparatus
GB2600703B (en) Valve apparatus
GB201801439D0 (en) Valve apparatus
GB202103584D0 (en) Valve apparatus
GB202017454D0 (en) Valve apparatus
GB2599820B (en) Fluid control apparatus
GB2614950B (en) Apparatus
GB2613251B (en) Apparatus
GB2601388B (en) Apparatus
GB202213314D0 (en) Self-unblocking valve apparatus
IL273003A (en) Controlled rehabilitation apparatus
CA190101S (en) Massage apparatus
GB2586206B (en) Massage apparatus
GB202215819D0 (en) Apparatus
GB202116352D0 (en) Apparatus
GB202112073D0 (en) Apparatus
GB202108474D0 (en) Apparatus
GB202107891D0 (en) Apparatus