DE112016002045A5 - Valve drive device - Google Patents

Valve drive device Download PDF

Info

Publication number
DE112016002045A5
DE112016002045A5 DE112016002045.7T DE112016002045T DE112016002045A5 DE 112016002045 A5 DE112016002045 A5 DE 112016002045A5 DE 112016002045 T DE112016002045 T DE 112016002045T DE 112016002045 A5 DE112016002045 A5 DE 112016002045A5
Authority
DE
Germany
Prior art keywords
drive device
valve drive
valve
drive
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.)
Pending
Application number
DE112016002045.7T
Other languages
German (de)
Inventor
Robert Hermann
Murat Saral
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.)
Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of DE112016002045A5 publication Critical patent/DE112016002045A5/en
Pending 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
    • F01L1/047—Camshafts
    • F01L1/053—Camshafts overhead type
    • 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
    • F01L1/047—Camshafts
    • 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
    • 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
    • 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
    • F01L1/047—Camshafts
    • F01L2001/0471—Assembled camshafts
    • F01L2001/0473—Composite camshafts, e.g. with cams or cam sleeve being able to move relative to the inner camshaft or a cam adjusting rod
    • 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
    • F01L2013/0052—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 provided on an axially slidable sleeve

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
DE112016002045.7T 2015-05-05 2016-01-20 Valve drive device Pending DE112016002045A5 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102015208309 2015-05-05
DE102015208309.8 2015-05-05
PCT/EP2016/051154 WO2016177479A1 (en) 2015-05-05 2016-01-20 Valve train device

Publications (1)

Publication Number Publication Date
DE112016002045A5 true DE112016002045A5 (en) 2018-03-15

Family

ID=55177967

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112016002045.7T Pending DE112016002045A5 (en) 2015-05-05 2016-01-20 Valve drive device

Country Status (3)

Country Link
EP (1) EP3292280B1 (en)
DE (1) DE112016002045A5 (en)
WO (2) WO2016177480A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017210661A1 (en) 2017-06-23 2018-12-27 Volkswagen Aktiengesellschaft Valve train device for a multi-cylinder internal combustion engine
DE102021210649A1 (en) 2021-09-23 2023-03-23 Thyssenkrupp Ag Shift gate, sliding cam system and camshaft

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004024219B4 (en) * 2004-05-15 2019-01-31 Audi Ag Valve gear of an internal combustion engine
DE102011109764A1 (en) * 2011-08-09 2013-02-14 Daimler Ag Cam element for a valve drive device
WO2013042227A1 (en) * 2011-09-21 2013-03-28 トヨタ自動車株式会社 Variable valve device
DE102011056833B4 (en) * 2011-12-21 2023-03-23 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Valve train device for an internal combustion engine
JP2013185470A (en) * 2012-03-06 2013-09-19 Toyota Motor Corp Rocker arm clip and valve train
DE102012105795A1 (en) * 2012-06-29 2014-01-02 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Valve train of internal combustion engine, has orientation unit that is cooperated with guide element and is elastically expanded under action of guide element from stroke curve to define axially extended position
JP5928835B2 (en) * 2013-07-03 2016-06-01 株式会社デンソー Valve lift adjustment device
DE102014012808A1 (en) * 2014-08-28 2015-03-19 Daimler Ag Valve train device for an internal combustion engine

Also Published As

Publication number Publication date
EP3292280B1 (en) 2021-03-10
EP3292280A1 (en) 2018-03-14
WO2016177480A1 (en) 2016-11-10
WO2016177479A1 (en) 2016-11-10

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F01L0001344000

Ipc: F01L0001047000