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AU3028400A - Improvements in a variable valve timing system for an internal combustion engine - Google Patents

Improvements in a variable valve timing system for an internal combustion engine

Info

Publication number
AU3028400A
AU3028400A AU30284/00A AU3028400A AU3028400A AU 3028400 A AU3028400 A AU 3028400A AU 30284/00 A AU30284/00 A AU 30284/00A AU 3028400 A AU3028400 A AU 3028400A AU 3028400 A AU3028400 A AU 3028400A
Authority
AU
Australia
Prior art keywords
combustion engine
internal combustion
variable valve
valve timing
timing system
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.)
Abandoned
Application number
AU30284/00A
Inventor
Daniel G. Pomerleau
Mark Voghell
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.)
AZTEC Inc
Original Assignee
AZTEC Inc
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 AZTEC Inc filed Critical AZTEC Inc
Publication of AU3028400A publication Critical patent/AU3028400A/en
Abandoned 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
    • F01L1/02—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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/14—Tappets; Push rods
    • 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
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • 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
    • F01L13/0036—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
    • F01L13/0042—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 the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams being profiled in axial and radial direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
    • 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
    • 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
    • F01L2800/00—Methods of operation using a variable valve timing mechanism
    • 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
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/01—Absolute values

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
AU30284/00A 1999-01-12 2000-01-12 Improvements in a variable valve timing system for an internal combustion engine Abandoned AU3028400A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA2257437 1999-01-12
CA002257437A CA2257437A1 (en) 1999-01-12 1999-01-12 Improvements in a variable valve timing system for an internal combustion engine
PCT/CA2000/000033 WO2000042300A1 (en) 1999-01-12 2000-01-12 Improvements in a variable valve timing system for an internal combustion engine

Publications (1)

Publication Number Publication Date
AU3028400A true AU3028400A (en) 2000-08-01

Family

ID=4163139

Family Applications (1)

Application Number Title Priority Date Filing Date
AU30284/00A Abandoned AU3028400A (en) 1999-01-12 2000-01-12 Improvements in a variable valve timing system for an internal combustion engine

Country Status (3)

Country Link
AU (1) AU3028400A (en)
CA (1) CA2257437A1 (en)
WO (1) WO2000042300A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030029402A1 (en) 2001-08-07 2003-02-13 Pomerleau Daniel Guy Variable valve timing system for an internal combustion engine
CN106133281A (en) 2014-03-27 2016-11-16 丹尼尔·波默洛 Pivoting variable cam follower
US10968788B2 (en) 2018-01-31 2021-04-06 Eaton Intelligent Power Limited Two-part lifter assembly
CN110541764B (en) * 2018-05-29 2022-03-22 上海汽车集团股份有限公司 Control method and device for improving NVH performance of parking of whole vehicle

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2307926A (en) * 1940-06-15 1943-01-12 Griffith Camshaft for internal combustion engines
CH304494A (en) * 1952-03-19 1955-01-15 Daimler Benz Ag Method for controlling valves in internal combustion engines.
US2969051A (en) * 1959-10-16 1961-01-24 Phillip S Webster Variable cam timing mechanism
US3915129A (en) * 1974-09-18 1975-10-28 Robert H Rust Internal combustion engine
US4258672A (en) * 1978-10-20 1981-03-31 Hietikko Calvin N Variable lift camming apparatus and methods of constructing and utilizing same
US5159906A (en) * 1991-05-03 1992-11-03 Ford Motor Company Adjustable valve system for an internal combustion engine
KR19980049864A (en) * 1996-12-20 1998-09-15 박병재 Intake / exhaust valve open / close variable device of internal combustion engine

Also Published As

Publication number Publication date
CA2257437A1 (en) 2000-07-12
WO2000042300A1 (en) 2000-07-20

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase