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DE50100476D1 - Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine - Google Patents

Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine

Info

Publication number
DE50100476D1
DE50100476D1 DE50100476T DE50100476T DE50100476D1 DE 50100476 D1 DE50100476 D1 DE 50100476D1 DE 50100476 T DE50100476 T DE 50100476T DE 50100476 T DE50100476 T DE 50100476T DE 50100476 D1 DE50100476 D1 DE 50100476D1
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
cylinder head
gas exchange
exchange 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.)
Expired - Lifetime
Application number
DE50100476T
Other languages
German (de)
Inventor
Werner Rottstegge
Andreas Wolf
Johannes Meyer
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Priority to DE50100476T priority Critical patent/DE50100476D1/en
Application granted granted Critical
Publication of DE50100476D1 publication Critical patent/DE50100476D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F01L13/0021—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 rocker arm ratio
    • 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
    • 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
    • F01L2013/0068—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 with an oscillating cam acting on the valve of the "BMW-Valvetronic" type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
DE50100476T 2000-04-07 2001-03-14 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine Expired - Lifetime DE50100476D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50100476T DE50100476D1 (en) 2000-04-07 2001-03-14 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10017441A DE10017441A1 (en) 2000-04-07 2000-04-07 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine
DE50100476T DE50100476D1 (en) 2000-04-07 2001-03-14 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine

Publications (1)

Publication Number Publication Date
DE50100476D1 true DE50100476D1 (en) 2003-09-18

Family

ID=7638002

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10017441A Withdrawn DE10017441A1 (en) 2000-04-07 2000-04-07 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine
DE50100476T Expired - Lifetime DE50100476D1 (en) 2000-04-07 2001-03-14 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10017441A Withdrawn DE10017441A1 (en) 2000-04-07 2000-04-07 Device for stroke adjustment of a gas exchange valve in the cylinder head of an internal combustion engine

Country Status (3)

Country Link
EP (1) EP1143118B1 (en)
DE (2) DE10017441A1 (en)
ES (1) ES2204773T3 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10235400A1 (en) * 2002-08-02 2004-02-19 Bayerische Motoren Werke Ag Cylinder head for an internal combustion engine with a variable stroke valve train
DE10235402A1 (en) * 2002-08-02 2004-02-12 Bayerische Motoren Werke Ag Swivel lever for a variable stroke valve train
DE10260557A1 (en) 2002-12-21 2004-07-01 Ina-Schaeffler Kg Intermediate lever for a variable valve train of an internal combustion engine
JP4248344B2 (en) * 2003-05-01 2009-04-02 ヤマハ発動機株式会社 Engine valve gear
JP4248343B2 (en) * 2003-05-01 2009-04-02 ヤマハ発動機株式会社 Engine valve gear
DE10322250B4 (en) * 2003-05-13 2008-01-17 Federal-Mogul Wiesbaden Gmbh & Co. Kg Auxiliary camshaft system with at least two bearings and method of producing a system with auxiliary camshaft and at least two bearings
EP1496211A1 (en) * 2003-07-08 2005-01-12 Bayerische Motoren Werke Aktiengesellschaft Rocker arm for a variable lift valve drive
DE102005040959A1 (en) * 2005-08-30 2007-03-08 Bayerische Motoren Werke Ag Hubvariabler valve drive for an internal combustion engine
DE102006018511A1 (en) * 2006-04-21 2007-10-25 Schaeffler Kg Rocker arm for a variable-stroke valve train
DE102006018510A1 (en) * 2006-04-21 2007-10-25 Schaeffler Kg Swinging arm for stroke-variable valve gear of internal combustion engine, has stroke area, where maximum width of stroke area is formed larger or equal to maximum width of idle-stroke area and larger than minimum width of idle-stroke area
DE102007033821B4 (en) * 2007-07-18 2013-10-31 Hydraulik-Ring Gmbh Working curve of a variable valve train
CN101550853B (en) * 2009-05-08 2011-04-06 上海汽车集团股份有限公司 Engine air valve continuously variable driving mechanism
DE102011075236A1 (en) * 2011-05-04 2012-11-08 Schaeffler Technologies AG & Co. KG intermediate lever
DE102011077527A1 (en) * 2011-06-15 2012-12-20 Schaeffler Technologies AG & Co. KG intermediate lever
DE102014100748B4 (en) * 2014-01-23 2017-04-27 Pierburg Gmbh Transmission arrangement for a mechanically controllable valve train and mechanically controllable valve train
DE102016220394B3 (en) * 2016-10-18 2017-12-28 Schaeffler Technologies AG & Co. KG Intermediate lever of a variable valve train

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4223172C1 (en) 1992-07-15 1993-08-19 Bayerische Motoren Werke Ag, 8000 Muenchen, De Cylinder head for IC engine - bearing cover for cam shaft bearing also acts for bearing for eccentric shaft
DE4326331A1 (en) 1992-07-15 1995-02-09 Bayerische Motoren Werke Ag Valve gear of an internal combustion engine
EP0638706A1 (en) * 1993-08-05 1995-02-15 Bayerische Motoren Werke Aktiengesellschaft Valve actuating mechanism of an internal combustion engine
DE19708484B4 (en) * 1997-03-03 2006-07-13 Bayerische Motoren Werke Ag Device for changing the Ventilhubverlaufes a lift valve, in particular a gas exchange valve of internal combustion engines

Also Published As

Publication number Publication date
EP1143118A2 (en) 2001-10-10
ES2204773T3 (en) 2004-05-01
EP1143118A3 (en) 2002-11-13
DE10017441A1 (en) 2001-10-11
EP1143118B1 (en) 2003-08-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition