GB2268570B - An internal combustion engine camshaft drive mechanism - Google Patents

An internal combustion engine camshaft drive mechanism

Info

Publication number
GB2268570B
GB2268570B GB9319852A GB9319852A GB2268570B GB 2268570 B GB2268570 B GB 2268570B GB 9319852 A GB9319852 A GB 9319852A GB 9319852 A GB9319852 A GB 9319852A GB 2268570 B GB2268570 B GB 2268570B
Authority
GB
United Kingdom
Prior art keywords
combustion engine
internal combustion
drive mechanism
camshaft drive
engine camshaft
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
GB9319852A
Other versions
GB9319852D0 (en
GB2268570A (en
Inventor
Peter Harry Parker
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.)
MG Rover Group Ltd
Original Assignee
MG Rover Group 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
Priority claimed from GB898923181A external-priority patent/GB8923181D0/en
Application filed by MG Rover Group Ltd filed Critical MG Rover Group Ltd
Priority to GB9319852A priority Critical patent/GB2268570B/en
Publication of GB9319852D0 publication Critical patent/GB9319852D0/en
Publication of GB2268570A publication Critical patent/GB2268570A/en
Application granted granted Critical
Publication of GB2268570B publication Critical patent/GB2268570B/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
    • 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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/02—Valve drive
    • F01L1/024—Belt 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
    • 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
    • F01L2001/34486—Location and number of the means for changing the angular relationship
    • F01L2001/34489—Two phasers on one camshaft
    • 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
    • F01L2001/34486—Location and number of the means for changing the angular relationship
    • F01L2001/34496—Two phasers on different 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
    • F01L2305/00—Valve arrangements comprising rollers
GB9319852A 1989-10-13 1993-09-24 An internal combustion engine camshaft drive mechanism Expired - Lifetime GB2268570B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9319852A GB2268570B (en) 1989-10-13 1993-09-24 An internal combustion engine camshaft drive mechanism

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898923181A GB8923181D0 (en) 1989-10-13 1989-10-13 An internal combustion engine
GB9319852A GB2268570B (en) 1989-10-13 1993-09-24 An internal combustion engine camshaft drive mechanism

Publications (3)

Publication Number Publication Date
GB9319852D0 GB9319852D0 (en) 1993-11-10
GB2268570A GB2268570A (en) 1994-01-12
GB2268570B true GB2268570B (en) 1994-03-30

Family

ID=26296052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9319852A Expired - Lifetime GB2268570B (en) 1989-10-13 1993-09-24 An internal combustion engine camshaft drive mechanism

Country Status (1)

Country Link
GB (1) GB2268570B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19502834A1 (en) * 1995-01-30 1996-08-08 Erwin Korostenski Arrangement for storing a component
JPH08240109A (en) * 1995-03-03 1996-09-17 Unisia Jecs Corp Intake/exhaust valve driving control device for internal combustion engine
GB2336889B (en) * 1998-04-30 2003-02-05 Rover Group Internal combustion engine
GB2336888B (en) * 1998-04-30 2002-10-09 Rover Group Internal combustion engine
US6650992B2 (en) * 2001-11-09 2003-11-18 Ford Global Technologies, Llc System and method for selecting a camshaft in an engine having dual camshafts

Also Published As

Publication number Publication date
GB9319852D0 (en) 1993-11-10
GB2268570A (en) 1994-01-12

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20101003