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GB9811986D0 - Composite camshaft with internally variable cam timing - Google Patents

Composite camshaft with internally variable cam timing

Info

Publication number
GB9811986D0
GB9811986D0 GBGB9811986.0A GB9811986A GB9811986D0 GB 9811986 D0 GB9811986 D0 GB 9811986D0 GB 9811986 A GB9811986 A GB 9811986A GB 9811986 D0 GB9811986 D0 GB 9811986D0
Authority
GB
United Kingdom
Prior art keywords
cam timing
variable cam
composite camshaft
internally variable
internally
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.)
Withdrawn
Application number
GBGB9811986.0A
Other versions
GB2327482A (en
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.)
Timken US LLC
Original Assignee
Torrington Co
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 Torrington Co filed Critical Torrington Co
Publication of GB9811986D0 publication Critical patent/GB9811986D0/en
Publication of GB2327482A publication Critical patent/GB2327482A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F16H—GEARING
    • F16H53/00—Cams ; Non-rotary cams; or cam-followers, e.g. rollers for gearing mechanisms
    • F16H53/02—Single-track cams for single-revolution cycles; Camshafts with such cams
    • F16H53/04—Adjustable 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
    • 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
    • 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
    • F01L1/34403—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 helically teethed sleeve or gear moving axially between crankshaft and 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
    • F01L1/02—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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Gears, Cams (AREA)
GB9811986A 1997-06-09 1998-06-05 Composite camshaft with internal variable cam timing mechanism Withdrawn GB2327482A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US87138697A 1997-06-09 1997-06-09

Publications (2)

Publication Number Publication Date
GB9811986D0 true GB9811986D0 (en) 1998-07-29
GB2327482A GB2327482A (en) 1999-01-27

Family

ID=25357333

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9811986A Withdrawn GB2327482A (en) 1997-06-09 1998-06-05 Composite camshaft with internal variable cam timing mechanism

Country Status (3)

Country Link
JP (1) JPH1163166A (en)
DE (1) DE19825814A1 (en)
GB (1) GB2327482A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7140335B2 (en) * 2004-09-17 2006-11-28 Kaymor, Llc Dynamic valve timing adjustment mechanism for internal combustion engines
GB2424256A (en) * 2005-03-16 2006-09-20 Mechadyne Ltd SCP assembly with spring mounted on camshaft rather than within phaser housing
WO2008157076A1 (en) 2007-06-19 2008-12-24 Borgwarner Inc. Concentric cam with phaser
EP2522820B1 (en) 2007-07-02 2017-08-09 BorgWarner Inc. Concentric cam with check valves in the spool for a phaser
WO2010033417A2 (en) 2008-09-19 2010-03-25 Borgwarner Inc. Cam torque actuated phaser using band check valves built into a camshaft or concentric camshafts
DE102009039733A1 (en) * 2009-09-02 2011-03-10 Thyssenkrupp Presta Teccenter Ag Valve drive for gas exchange valves of an internal combustion engine with axially displaceable cam units
DE102009054054A1 (en) * 2009-11-20 2011-05-26 Schaeffler Technologies Gmbh & Co. Kg Mounting arrangement and method for mounting a pressure accumulator for internal combustion engines
DE102015221868A1 (en) 2015-11-06 2017-05-11 Mahle International Gmbh camshaft
CN108167042B (en) * 2018-01-31 2020-12-15 东风商用车有限公司 Variable timing system of engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3616234A1 (en) * 1986-05-14 1987-11-19 Bayerische Motoren Werke Ag DEVICE FOR THE RELATIVE TURNING CHANGE OF TWO DRIVELY CONNECTED SHAFTS, ESPECIALLY BETWEEN A CRANKSHAFT AND CAMSHAFT BEARING IN A MACHINE HOUSING OF AN INTERNAL COMBUSTION ENGINE
DE3937628A1 (en) * 1989-11-11 1991-05-16 Audi Ag DRIVE DEVICE FOR A CAMSHAFT BEARED IN THE CYLINDER HEAD OF AN INTERNAL COMBUSTION ENGINE
DE59302331D1 (en) * 1992-08-13 1996-05-30 Bayerische Motoren Werke Ag Reciprocating piston internal combustion engine with two gas exchange valves per cylinder

Also Published As

Publication number Publication date
DE19825814A1 (en) 1998-12-10
GB2327482A (en) 1999-01-27
JPH1163166A (en) 1999-03-05

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)