DE59705965D1 - Adjustable camshaft, especially for valve-controlled internal combustion engines - Google Patents

Adjustable camshaft, especially for valve-controlled internal combustion engines

Info

Publication number
DE59705965D1
DE59705965D1 DE59705965T DE59705965T DE59705965D1 DE 59705965 D1 DE59705965 D1 DE 59705965D1 DE 59705965 T DE59705965 T DE 59705965T DE 59705965 T DE59705965 T DE 59705965T DE 59705965 D1 DE59705965 D1 DE 59705965D1
Authority
DE
Germany
Prior art keywords
valve
internal combustion
combustion engines
controlled internal
adjustable camshaft
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
DE59705965T
Other languages
German (de)
Inventor
Adolf Fischer
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
Application granted granted Critical
Publication of DE59705965D1 publication Critical patent/DE59705965D1/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
    • F01L1/34413—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 composite camshafts, e.g. with cams being able to move relative to the camshaft

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)
DE59705965T 1996-11-13 1997-10-09 Adjustable camshaft, especially for valve-controlled internal combustion engines Expired - Lifetime DE59705965D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19646934A DE19646934A1 (en) 1996-11-13 1996-11-13 Adjustable camshaft, especially for valve-controlled internal combustion engines

Publications (1)

Publication Number Publication Date
DE59705965D1 true DE59705965D1 (en) 2002-02-14

Family

ID=7811564

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19646934A Withdrawn DE19646934A1 (en) 1996-11-13 1996-11-13 Adjustable camshaft, especially for valve-controlled internal combustion engines
DE59705965T Expired - Lifetime DE59705965D1 (en) 1996-11-13 1997-10-09 Adjustable camshaft, especially for valve-controlled internal combustion engines

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19646934A Withdrawn DE19646934A1 (en) 1996-11-13 1996-11-13 Adjustable camshaft, especially for valve-controlled internal combustion engines

Country Status (2)

Country Link
EP (1) EP0843079B1 (en)
DE (2) DE19646934A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008062041A1 (en) 2008-12-12 2010-06-17 Thyssenkrupp Presta Teccenter Ag Adjustable camshaft arrangement
DE102009041426A1 (en) 2009-09-16 2011-05-19 Thyssenkrupp Presta Teccenter Ag Camshaft with variable valve opening duration
DE102011005191A1 (en) * 2011-02-11 2012-08-16 Schaeffler Technologies Gmbh & Co. Kg camshaft

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183009A (en) * 1983-03-31 1984-10-18 Suzuki Motor Co Ltd Valve timing variable device for 4-cycle engine
DE4204048C2 (en) * 1991-06-28 2002-03-21 Volkswagen Ag Camshaft arrangement with at least one deactivatable cam
DE4331977A1 (en) * 1993-09-21 1995-03-23 Porsche Ag Variable valve timing
DE4416505A1 (en) * 1994-05-10 1995-11-16 Bayerische Motoren Werke Ag Cam shaft with turnable cams
DE19637416A1 (en) * 1996-09-13 1998-03-19 Bayerische Motoren Werke Ag Adjustable camshaft for a valve-controlled reciprocating machine, in particular an internal combustion engine

Also Published As

Publication number Publication date
EP0843079B1 (en) 2002-01-09
DE19646934A1 (en) 1998-05-14
EP0843079A1 (en) 1998-05-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition