EP1157192A4 - Cam and cam followers for engines - Google Patents

Cam and cam followers for engines

Info

Publication number: EP1157192A4
Authority: EP; European Patent Office
Prior art keywords: cam; engines; followers; cam followers
Prior art date: 1998-01-19
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP99901507A

Other languages

German (de)

French (fr)

Other versions

EP1157192A1 (en

Inventor

Barry Wallace Coombs

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.)

DARUT PTY Ltd

Original Assignee

DARUT Pty 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.)

1998-01-19

Filing date

1999-01-19

Publication date

2002-11-13

1999-01-19 Application filed by DARUT Pty Ltd filed Critical DARUT Pty Ltd

2001-11-28 Publication of EP1157192A1 publication Critical patent/EP1157192A1/en

2002-11-13 Publication of EP1157192A4 publication Critical patent/EP1157192A4/en

Status Withdrawn legal-status Critical Current

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
- F01L1/02—Valve 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
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/14—Tappets; Push rods
- F01L1/143—Tappets; Push rods for use with overhead 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
- F01L1/34—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
- F01L1/352—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 using bevel or epicyclic gear
- 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
- F01L13/0057—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 splittable or deformable 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
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L2001/0471—Assembled camshafts
- F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Valve-Gear Or Valve Arrangements (AREA)
Valve Device For Special Equipments (AREA)
Gears, Cams (AREA)

EP99901507A 1998-01-19 1999-01-19 Cam and cam followers for engines Withdrawn EP1157192A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AUPP1395A AUPP139598A0 (en)	1998-01-19	1998-01-19	Cam and cam followers for engines
PCT/AU1999/000034 WO1999036677A1 (en)	1998-01-19	1999-01-19	Cam and cam followers for engines

Publications (2)

Publication Number	Publication Date
EP1157192A1 EP1157192A1 (en)	2001-11-28
EP1157192A4 true EP1157192A4 (en)	2002-11-13

Family

ID=3805674

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP99901507A Withdrawn EP1157192A4 (en)	1998-01-19	1999-01-19	Cam and cam followers for engines

Country Status (5)

Country	Link
EP (1)	EP1157192A4 (en)
JP (1)	JP2002537508A (en)
CN (1)	CN1357079A (en)
AU (2)	AUPP139598A0 (en)
WO (1)	WO1999036677A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10052811A1 (en)	2000-10-25	2002-05-08	Ina Schaeffler Kg	Variable valve train for load control of a spark ignition internal combustion engine
DE10123966A1 (en) *	2001-05-17	2002-11-21	Ina Schaeffler Kg	Bucket tappet for valve drive has jacket with appreciably lower height than bucket tappet as whole
WO2002101207A1 (en) *	2001-06-11	2002-12-19	Blagoje Cavara	Valve opening and closing control mechanism
EP1500797A1 (en) *	2003-07-23	2005-01-26	Ford Global Technologies, LLC, A subsidary of Ford Motor Company	Camshaft
DE102004046363A1 (en)	2004-09-24	2006-04-06	Daimlerchrysler Ag	Camshaft adjustment device
FR2893666A3 (en) *	2005-11-23	2007-05-25	Renault Sas	VALVE CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
GB2438628A (en) *	2006-05-31	2007-12-05	Mechadyne Plc	Engine with variable valve actuating mechanism
CN101042061B (en) *	2007-04-29	2011-10-12	天津大学	Aadjuster xial direction transmission phase angle
DE102008050776A1 (en) *	2008-10-08	2010-04-15	Daimler Ag	Valve drive device
US8448617B2 (en) *	2010-10-20	2013-05-28	GM Global Technology Operations LLC	Engine including camshaft with partial lobe
JP5426626B2 (en)	2011-09-03	2014-02-26	本田技研工業株式会社	Variable valve opening characteristics internal combustion engine
WO2013128295A2 (en) *	2012-02-28	2013-09-06	Schaeffler Technologies AG & Co. KG	Electric phasing of a concentric camshaft
CN103758603B (en) *	2014-01-23	2017-02-01	长城汽车股份有限公司	Valve mechanism for engine and vehicle with same
CN103758604B (en) *	2014-01-23	2017-02-01	长城汽车股份有限公司	Gas distributing mechanism for engine and car with same
CN103758602B (en) *	2014-01-23	2017-07-28	长城汽车股份有限公司	For the valve actuating mechanism of engine and the vehicle with it
CN103982263B (en) *	2014-04-11	2016-09-14	奇瑞汽车股份有限公司	A kind of VVT
DE112015006305B4 (en)	2015-03-13	2021-06-10	GM Global Technology Operations LLC	Internal combustion engine with increased compression ratio with multi-stage gain
CN104895634A (en) *	2015-06-30	2015-09-09	常州机电职业技术学院	Continuously variable timing device
CN106401688A (en) *	2015-07-31	2017-02-15	长城汽车股份有限公司	Valve timing mechanism for engine and cam of valve timing mechanism
EP3141711A1 (en) *	2015-09-11	2017-03-15	Mechadyne International Limited	Dual camshaft phaser
KR102310415B1 (en) *	2017-09-07	2021-10-08	현대자동차 주식회사	Mutiple variable valve lift appratus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5417186A (en) *	1993-06-28	1995-05-23	Clemson University	Dual-acting apparatus for variable valve timing and the like

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Publication number	Priority date	Publication date	Assignee	Title
US1757046A (en)	1929-02-27	1930-05-06	Int Motor Co	Variable nose cam
US3608862A (en)	1969-05-21	1971-09-28	Douglas Ray Paxton	Variable dwell cam advance mechanism
US3687010A (en)	1970-10-05	1972-08-29	Douglas Ray Paxton	Variable dwell cam advance mechanism
DE2822147C3 (en) *	1978-05-20	1982-02-11	Volkswagenwerk Ag, 3180 Wolfsburg	Camshaft arrangement, in particular for an internal combustion engine
US4388897A (en)	1980-09-22	1983-06-21	Bernard Rosa	Variable camshaft assembly
SE423829B (en)	1980-09-29	1982-06-07	Hedelin Lars G B	CAMERA DEVICE WITH ROOTABLE CAMORGAN, THE FORM IS VARIABLE
US4522085A (en)	1982-08-30	1985-06-11	Kane Garold L	Variable lobe cam mechanism
JPS6131610A (en) *	1984-07-24	1986-02-14	Honda Motor Co Ltd	Valve operation pause device for internal-combustion engine
US4771742A (en) *	1986-02-19	1988-09-20	Clemson University	Method for continuous camlobe phasing
US4770060A (en) *	1986-02-19	1988-09-13	Clemson University	Apparatus and method for variable valve timing
JPS6341610A (en)	1986-08-08	1988-02-22	Mazda Motor Corp	Valve driver for engine
GB8620416D0 (en)	1986-08-22	1986-10-01	Stidworthy F M	Differential camshafts
GB8711993D0 (en)	1987-05-21	1987-06-24	Jaguar Cars	Cam mechanisms
IT9020789A1 (en)	1989-07-04	1991-01-05	Gkn Automotive Ag	CAMSHAFT
US5161429A (en)	1990-05-29	1992-11-10	Clemson University	Variable valve actuating apparatus
GB9018558D0 (en) *	1990-08-23	1990-10-10	Ricardo Group Plc	Valve gear for internal combustion engines
US5129407A (en)	1991-06-10	1992-07-14	J. D. Phillips Corporation	Variable camshaft
US5253622A (en)	1993-02-17	1993-10-19	Bornstein Motor Company, Inc.	Cam phase change mechanism
JPH07238820A (en)	1994-02-25	1995-09-12	Ofic Co	Variable left quantity valve drive device

1998
- 1998-01-19 AU AUPP1395A patent/AUPP139598A0/en not_active Abandoned
1999
- 1999-01-19 AU AU21430/99A patent/AU2143099A/en not_active Abandoned
- 1999-01-19 JP JP2000540359A patent/JP2002537508A/en active Pending
- 1999-01-19 EP EP99901507A patent/EP1157192A4/en not_active Withdrawn
- 1999-01-19 CN CN99816274A patent/CN1357079A/en active Pending
- 1999-01-19 WO PCT/AU1999/000034 patent/WO1999036677A1/en not_active Application Discontinuation

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5417186A (en) *	1993-06-28	1995-05-23	Clemson University	Dual-acting apparatus for variable valve timing and the like

Also Published As

Publication number	Publication date
AUPP139598A0 (en)	1998-02-05
WO1999036677A1 (en)	1999-07-22
CN1357079A (en)	2002-07-03
AU2143099A (en)	1999-08-02
JP2002537508A (en)	2002-11-05
EP1157192A1 (en)	2001-11-28

Publication	Publication Date	Title
EP1157192A4 (en)	2002-11-13	Cam and cam followers for engines
EP2320037B8 (en)	2013-11-13	Camshaft phasing device
EP1117905A4 (en)	2011-03-30	Cam operating system
GB2346977B (en)	2003-08-13	Variable cam timing system and method
GB2293894B (en)	1998-05-13	Variable camshaft timing system
GB9704605D0 (en)	1997-04-23	Internal combustion engine - series C1
GB2341437B (en)	2001-01-03	Cylinder assembly for cam engine
GB2290599B (en)	1998-01-28	Assembled camshaft
GB9800679D0 (en)	1998-03-11	Cam mechanism
AU3331097A (en)	1998-10-12	Cam engine
GB9401248D0 (en)	1994-03-23	Cam mechanisms
EP0740053A3 (en)	1997-01-22	Camshaft arrangement for DOHC engine
GB9811986D0 (en)	1998-07-29	Composite camshaft with internally variable cam timing
GB9819200D0 (en)	1998-10-28	Camshaft alignment
PL333742A1 (en)	1999-12-20	Compression -ignition engine
GB2334747B (en)	2000-02-23	Engine block arrangement
GB2342394B (en)	2003-04-23	Engine
HRP980081B1 (en)	2003-12-31	Internal-combustion rotary-piston engines
GB2359608B (en)	2002-06-19	Engine with offset cam follower-valve stem arrangement
GB9827394D0 (en)	1999-02-03	Engines
GB2305704B (en)	1999-09-01	Cam
GB9804607D0 (en)	1998-04-29	Internal combistion engines
EP0704604A3 (en)	1996-12-11	Camshaft
GB9818684D0 (en)	1998-10-21	Engine block
TW307283U (en)	1997-06-01	Snap-in-type cam member

Legal Events

Date	Code	Title	Description
2001-10-12	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2001-11-28	17P	Request for examination filed	Effective date: 20010817
2001-11-28	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2002-08-14	RIC1	Information provided on ipc code assigned before grant	Free format text: 7F 01L 1/08 A, 7F 01L 1/14 B, 7F 01L 31/16 B, 7F 01L 31/22 B, 7F 01L 31/24 B, 7F 02D 13/02 B, 7F 01L 13/00 B
2002-11-13	A4	Supplementary search report drawn up and despatched	Effective date: 20020927
2002-11-13	AK	Designated contracting states	Kind code of ref document: A4 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
2003-12-19	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2004-02-04	18D	Application deemed to be withdrawn	Effective date: 20030801