DE112004001754D2 - Electromechanical phaser and method of operation - Google Patents

Electromechanical phaser and method of operation

Info

Publication number
DE112004001754D2
DE112004001754D2 DE112004001754T DE112004001754T DE112004001754D2 DE 112004001754 D2 DE112004001754 D2 DE 112004001754D2 DE 112004001754 T DE112004001754 T DE 112004001754T DE 112004001754 T DE112004001754 T DE 112004001754T DE 112004001754 D2 DE112004001754 D2 DE 112004001754D2
Authority
DE
Germany
Prior art keywords
phaser
electromechanical
electromechanical phaser
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
DE112004001754T
Other languages
German (de)
Other versions
DE112004001754B4 (en
Inventor
Dirk Neubauer
Detlef Axmacher
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
AFT Atlas Fahrzeugtechnik GmbH
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 AFT Atlas Fahrzeugtechnik GmbH filed Critical AFT Atlas Fahrzeugtechnik GmbH
Publication of DE112004001754D2 publication Critical patent/DE112004001754D2/en
Application granted granted Critical
Publication of DE112004001754B4 publication Critical patent/DE112004001754B4/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
    • 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
    • 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
    • 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
    • F01L1/352—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 bevel or epicyclic gear
    • 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
    • F01L1/3442—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 hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/3445—Details relating to the hydraulic means for changing the angular relationship
    • F01L2001/34453—Locking means between driving and driven members
    • F01L2001/34459—Locking in multiple positions
    • 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
    • F01L2800/01—Starting
    • 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
    • F01L2800/12—Fail safe operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
DE112004001754.8T 2003-07-16 2004-06-30 Electromechanical phaser and method of operation Expired - Lifetime DE112004001754B4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10332264.7 2003-07-16
DE10332264A DE10332264A1 (en) 2003-07-16 2003-07-16 Electromechanical phaser and method of operation
PCT/DE2004/001322 WO2005008034A1 (en) 2003-07-16 2004-06-30 Electromechanical phase angle adjusting device, and method for the operation thereof

Publications (2)

Publication Number Publication Date
DE112004001754D2 true DE112004001754D2 (en) 2006-06-01
DE112004001754B4 DE112004001754B4 (en) 2018-10-18

Family

ID=33560154

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10332264A Withdrawn DE10332264A1 (en) 2003-07-16 2003-07-16 Electromechanical phaser and method of operation
DE112004001754.8T Expired - Lifetime DE112004001754B4 (en) 2003-07-16 2004-06-30 Electromechanical phaser and method of operation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE10332264A Withdrawn DE10332264A1 (en) 2003-07-16 2003-07-16 Electromechanical phaser and method of operation

Country Status (2)

Country Link
DE (2) DE10332264A1 (en)
WO (1) WO2005008034A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10352851A1 (en) 2003-11-10 2005-06-23 Aft Atlas Fahrzeugtechnik Gmbh Verdrehwinkelregelung
DE102004033522A1 (en) 2004-07-10 2006-02-09 Ina-Schaeffler Kg Camshaft adjuster with electric drive
DE102004043548B4 (en) 2004-09-09 2013-04-18 Daimler Ag Device for angular adjustment between two rotating, drive-connected elements
DE102004062072A1 (en) 2004-12-23 2006-07-06 Schaeffler Kg Device for changing the timing of an internal combustion engine
DE102007028187B4 (en) * 2007-06-20 2017-06-08 Schaeffler Technologies AG & Co. KG Hydraulic camshaft adjuster for variable adjustment of the timing of gas exchange valves of an internal combustion engine
DE102008041551A1 (en) 2008-08-26 2010-03-04 Robert Bosch Gmbh Internal combustion engine cylinder-charge control device, has components pivotable against each other for adjusting overlapping cross-sections of channel outlet and diaphragm openings in retaining phases
EP2520772B1 (en) 2011-05-02 2016-06-29 MAGNA Powertrain GmbH & Co KG Camshaft adjuster with emergency operation device
DE102012207318B4 (en) 2012-05-03 2021-07-15 Hanon Systems Efp Deutschland Gmbh Camshaft adjuster
DE102018132587A1 (en) 2018-12-18 2020-06-18 Schaeffler Technologies AG & Co. KG Method for controlling a variable valve train
DE102019220402A1 (en) * 2019-12-20 2021-06-24 Robert Bosch Gmbh Method and device for emergency operation of an internal combustion engine having an intake camshaft adjuster

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615746A1 (en) * 1986-05-09 1987-11-12 Bosch Gmbh Robert Method and device for adjusting the timings of the valve arrangement of an internal combustion engine
DE19541770A1 (en) * 1995-11-09 1997-06-12 Schaeffler Waelzlager Kg Device for changing the opening and closing times of gas exchange valves of an internal combustion engine
US6257186B1 (en) * 1999-03-23 2001-07-10 Tcg Unitech Aktiengesellschaft Device for adjusting the phase angle of a camshaft of an internal combustion engine
DE10038354C2 (en) * 2000-08-05 2003-03-20 Atlas Fahrzeugtechnik Gmbh Control device for adjusting the angle of rotation of a camshaft
DE10054798B4 (en) * 2000-11-04 2009-03-05 Schaeffler Kg Electrically driven device for adjusting the angle of rotation of a shaft relative to its drive
DE10116707B4 (en) * 2001-04-04 2017-01-19 Schaeffler Technologies AG & Co. KG Device for relative rotation of a camshaft relative to a crankshaft of an internal combustion engine
DE10143794C1 (en) * 2001-09-06 2003-01-23 Manfred Schindler Device for changing phase position of cam shaft for operating gas change valves in combustion engines includes spring biased clamping bodies encapsulated in chambers into which control fluid circuits open fed through oil circuit
DE10207760B4 (en) * 2002-02-23 2019-10-31 Schaeffler Technologies AG & Co. KG Device for releasably connecting and adjusting two mutually drehwinkelverstellbarer waves
JP3937164B2 (en) * 2002-04-19 2007-06-27 株式会社デンソー Valve timing adjustment device
DE10315317B4 (en) * 2002-09-13 2017-06-22 Schaeffler Technologies AG & Co. KG Method for operating a Phasenverstellvorrichtung and Phasenverstellvorrichtung for performing the method
DE10248355A1 (en) * 2002-10-17 2004-04-29 Ina-Schaeffler Kg Camshaft adjuster with electric drive

Also Published As

Publication number Publication date
DE112004001754B4 (en) 2018-10-18
WO2005008034A1 (en) 2005-01-27
DE10332264A1 (en) 2005-02-03

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Legal Events

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R012 Request for examination validly filed

Effective date: 20110405

R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: F01L0001020000

Ipc: F01L0001344000

Effective date: 20110608

R081 Change of applicant/patentee

Owner name: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, DE

Free format text: FORMER OWNER: AFT ATLAS FAHRZEUGTECHNIK GMBH, 58791 WERDOHL, DE

Effective date: 20140926

Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE

Free format text: FORMER OWNER: AFT ATLAS FAHRZEUGTECHNIK GMBH, 58791 WERDOHL, DE

Effective date: 20140926

R081 Change of applicant/patentee

Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE

Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 HERZOGENAURACH, DE

Effective date: 20150211

R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R071 Expiry of right