GB9017636D0 - Variable valve timing - Google Patents

Variable valve timing

Info

Publication number
GB9017636D0
GB9017636D0 GB909017636A GB9017636A GB9017636D0 GB 9017636 D0 GB9017636 D0 GB 9017636D0 GB 909017636 A GB909017636 A GB 909017636A GB 9017636 A GB9017636 A GB 9017636A GB 9017636 D0 GB9017636 D0 GB 9017636D0
Authority
GB
United Kingdom
Prior art keywords
variable valve
valve timing
timing
variable
valve
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Withdrawn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
GB909017636A
Other versions
GB2246834A (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.)
Ford Motor Co Ltd
Ford Motor Co
Original Assignee
Ford Motor Co Ltd
Ford Motor 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 Ford Motor Co Ltd, Ford Motor Co filed Critical Ford Motor Co Ltd
Priority to GB9017636A priority Critical patent/GB2246834A/en
Publication of GB9017636D0 publication Critical patent/GB9017636D0/en
Priority to PCT/GB1991/001360 priority patent/WO1992003637A1/en
Publication of GB2246834A publication Critical patent/GB2246834A/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Withdrawn legal-status Critical Current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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/02—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive adapted to specific functions
    • F16D3/10—Couplings with means for varying the angular relationship of two coaxial shafts during motion
    • 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
    • F01L1/34409—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 by torque-responsive means
    • 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
    • F01L1/3442—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 hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/3445—Details relating to the hydraulic means for changing the angular relationship
    • F01L2001/34483—Phaser return springs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve Device For Special Equipments (AREA)
GB9017636A 1990-08-11 1990-08-11 Variable valve timing Withdrawn GB2246834A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9017636A GB2246834A (en) 1990-08-11 1990-08-11 Variable valve timing
PCT/GB1991/001360 WO1992003637A1 (en) 1990-08-11 1991-08-09 Variable valve timing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9017636A GB2246834A (en) 1990-08-11 1990-08-11 Variable valve timing

Publications (2)

Publication Number Publication Date
GB9017636D0 true GB9017636D0 (en) 1990-09-26
GB2246834A GB2246834A (en) 1992-02-12

Family

ID=10680512

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9017636A Withdrawn GB2246834A (en) 1990-08-11 1990-08-11 Variable valve timing

Country Status (2)

Country Link
GB (1) GB2246834A (en)
WO (1) WO1992003637A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2268245A (en) * 1992-06-20 1994-01-05 Ford Motor Co Phase change mechanism having latching means for arresting an inertial member
JP4291207B2 (en) * 2004-05-19 2009-07-08 株式会社日立製作所 Camshaft phase variable device for internal combustion engine
DE102015217261B3 (en) 2015-09-10 2016-12-15 Schaeffler Technologies AG & Co. KG Camshaft adjuster with a spring

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4754727A (en) * 1986-12-09 1988-07-05 Eaton Corporation Device for varying engine valve timing
US4841924A (en) * 1988-08-18 1989-06-27 Eaton Corporation Sealed camshaft phase change device
GB2224093A (en) * 1988-10-20 1990-04-25 Ford Motor Co Actuating system for a phase change mechanism

Also Published As

Publication number Publication date
GB2246834A (en) 1992-02-12
WO1992003637A1 (en) 1992-03-05

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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)