FI42486C - Venttiilikoneisto - Google Patents

Venttiilikoneisto

Info

Publication number
FI42486C
FI42486C FI235969A FI235969A FI42486C FI 42486 C FI42486 C FI 42486C FI 235969 A FI235969 A FI 235969A FI 235969 A FI235969 A FI 235969A FI 42486 C FI42486 C FI 42486C
Authority
FI
Finland
Prior art keywords
valve mechanism
valve
Prior art date
Application number
FI235969A
Other languages
English (en)
Other versions
FI42486B (fi
Inventor
Ersalo Pertti Einari
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 filed Critical
Priority to FI235969A priority Critical patent/FI42486C/fi
Publication of FI42486B publication Critical patent/FI42486B/fi
Application granted granted Critical
Publication of FI42486C publication Critical patent/FI42486C/fi
Priority to GB1296157D priority patent/GB1296157A/en
Priority to FR7029709A priority patent/FR2057984A5/fr

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
    • 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
    • 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
    • F01L1/181—Centre pivot rocking arms
    • 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
    • F01L1/34416—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 twisted cams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
FI235969A 1969-08-12 1969-08-12 Venttiilikoneisto FI42486C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI235969A FI42486C (fi) 1969-08-12 1969-08-12 Venttiilikoneisto
GB1296157D GB1296157A (fi) 1969-08-12 1970-08-12
FR7029709A FR2057984A5 (fi) 1969-08-12 1970-08-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI235969A FI42486C (fi) 1969-08-12 1969-08-12 Venttiilikoneisto

Publications (2)

Publication Number Publication Date
FI42486B FI42486B (fi) 1970-04-30
FI42486C true FI42486C (fi) 1970-08-10

Family

ID=8506995

Family Applications (1)

Application Number Title Priority Date Filing Date
FI235969A FI42486C (fi) 1969-08-12 1969-08-12 Venttiilikoneisto

Country Status (3)

Country Link
FI (1) FI42486C (fi)
FR (1) FR2057984A5 (fi)
GB (1) GB1296157A (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796522A (en) * 1982-10-18 1989-01-10 Nabisco Brands Inc. Adjustable cam actuator
JP2000257410A (ja) 1999-03-10 2000-09-19 Toyota Motor Corp 内燃機関の可変バルブ特性装置および３次元カム
KR100593585B1 (ko) 1999-08-23 2006-06-28 도요타지도샤가부시키가이샤 엔진의 밸브 특성 제어장치
GB0011930D0 (en) * 2000-05-17 2000-07-05 Walters Christopher P M Valve control mechanism
JP2005048674A (ja) 2003-07-29 2005-02-24 Suzuki Motor Corp 動弁装置およびこれを備えた内燃機関
DE102011115533A1 (de) * 2011-10-08 2013-04-11 Neumayer Tekfor Holding Gmbh Nockenwelle und Nockenwellensystem
CN103306776B (zh) * 2013-06-28 2015-09-09 长城汽车股份有限公司 用于发动机的可变气门升程装置、发动机和车辆

Also Published As

Publication number Publication date
FI42486B (fi) 1970-04-30
GB1296157A (fi) 1972-11-15
FR2057984A5 (fi) 1971-05-21

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