CA1056241A - Adjustable cam system for internal combustion engine - Google Patents

Adjustable cam system for internal combustion engine

Info

Publication number
CA1056241A
CA1056241A CA239,436A CA239436A CA1056241A CA 1056241 A CA1056241 A CA 1056241A CA 239436 A CA239436 A CA 239436A CA 1056241 A CA1056241 A CA 1056241A
Authority
CA
Canada
Prior art keywords
valve
engine
timing
lever arms
valve actuating
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
Application number
CA239,436A
Other languages
English (en)
French (fr)
Inventor
Bohdan Kostecki
Eugene Kostecki
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1056241A publication Critical patent/CA1056241A/en
Expired 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
    • F01L31/00—Valve drive, valve adjustment during operation, or other valve control, not provided for in groups F01L15/00 - F01L29/00
    • 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
    • F01L1/18—Rocking arms or levers
    • 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
    • F01L13/0063—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 modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
CA239,436A 1974-11-12 1975-11-12 Adjustable cam system for internal combustion engine Expired CA1056241A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU958874 1974-11-12
AU303575 1975-09-04

Publications (1)

Publication Number Publication Date
CA1056241A true CA1056241A (en) 1979-06-12

Family

ID=25609960

Family Applications (1)

Application Number Title Priority Date Filing Date
CA239,436A Expired CA1056241A (en) 1974-11-12 1975-11-12 Adjustable cam system for internal combustion engine

Country Status (5)

Country Link
JP (1) JPS5172817A (enExample)
CA (1) CA1056241A (enExample)
DE (1) DE2550848A1 (enExample)
FR (1) FR2291352A1 (enExample)
GB (1) GB1527743A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2058992B (en) * 1979-07-06 1983-05-05 Lucas Industries Ltd Actuator mechanism
JPS6226562Y2 (enExample) * 1981-03-10 1987-07-08
US4438737A (en) * 1981-10-13 1984-03-27 Investment Rarities, Incorporated Apparatus and method for controlling the valve operation of an internal combustion engine
US4414931A (en) * 1981-10-13 1983-11-15 Investment Rarities, Incorporated Variable valve operating mechanism for internal combustion engines
FR2583105B1 (fr) * 1985-06-05 1989-06-23 Peugeot Dispositif de commande variable d'une soupape a tige de moteur a combustion interne
US6357406B1 (en) * 2000-11-22 2002-03-19 Borgwarner Inc. Variable valve actuation system

Also Published As

Publication number Publication date
DE2550848A1 (de) 1976-05-13
JPS5523326B2 (enExample) 1980-06-23
GB1527743A (en) 1978-10-11
FR2291352A1 (fr) 1976-06-11
JPS5172817A (ja) 1976-06-24
FR2291352B1 (enExample) 1980-07-11

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